./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-numeric/Parts.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a31fd051 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/termination-numeric/Parts.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 663a2474dc11f7b5d0aa9a3ae9bbf5de1ab8d2ea5a060185a0446a8356edf6f1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-a31fd05 [2023-02-15 14:00:30,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 14:00:30,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 14:00:30,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 14:00:30,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 14:00:30,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 14:00:30,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 14:00:30,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 14:00:30,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 14:00:30,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 14:00:30,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 14:00:30,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 14:00:30,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 14:00:30,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 14:00:30,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 14:00:30,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 14:00:30,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 14:00:30,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 14:00:30,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 14:00:30,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 14:00:30,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 14:00:30,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 14:00:30,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 14:00:30,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 14:00:30,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 14:00:30,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 14:00:30,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 14:00:30,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 14:00:30,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 14:00:30,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 14:00:30,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 14:00:30,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 14:00:30,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 14:00:30,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 14:00:30,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 14:00:30,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 14:00:30,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 14:00:30,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 14:00:30,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 14:00:30,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 14:00:30,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 14:00:30,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-02-15 14:00:31,010 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 14:00:31,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 14:00:31,011 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 14:00:31,011 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 14:00:31,012 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 14:00:31,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 14:00:31,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 14:00:31,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 14:00:31,013 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 14:00:31,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 14:00:31,013 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 14:00:31,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 14:00:31,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 14:00:31,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-15 14:00:31,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 14:00:31,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-15 14:00:31,014 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-15 14:00:31,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 14:00:31,014 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 14:00:31,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-15 14:00:31,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 14:00:31,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 14:00:31,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 14:00:31,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 14:00:31,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 14:00:31,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 14:00:31,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-15 14:00:31,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 14:00:31,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 14:00:31,016 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 14:00:31,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-15 14:00:31,016 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 14:00:31,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 14:00:31,016 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 14:00:31,016 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 663a2474dc11f7b5d0aa9a3ae9bbf5de1ab8d2ea5a060185a0446a8356edf6f1 [2023-02-15 14:00:31,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 14:00:31,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 14:00:31,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 14:00:31,218 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 14:00:31,218 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 14:00:31,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-numeric/Parts.c [2023-02-15 14:00:32,238 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 14:00:32,412 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 14:00:32,412 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-numeric/Parts.c [2023-02-15 14:00:32,416 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f33c21c/f2003068a1a248d387a062876e16ebb1/FLAG0b113a5f2 [2023-02-15 14:00:32,432 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f33c21c/f2003068a1a248d387a062876e16ebb1 [2023-02-15 14:00:32,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 14:00:32,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 14:00:32,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 14:00:32,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 14:00:32,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 14:00:32,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66956751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32, skipping insertion in model container [2023-02-15 14:00:32,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 14:00:32,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 14:00:32,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 14:00:32,579 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 14:00:32,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 14:00:32,605 INFO L208 MainTranslator]: Completed translation [2023-02-15 14:00:32,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32 WrapperNode [2023-02-15 14:00:32,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 14:00:32,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 14:00:32,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 14:00:32,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 14:00:32,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,628 INFO L138 Inliner]: procedures = 5, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2023-02-15 14:00:32,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 14:00:32,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 14:00:32,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 14:00:32,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 14:00:32,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,665 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 14:00:32,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 14:00:32,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 14:00:32,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 14:00:32,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (1/1) ... [2023-02-15 14:00:32,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 14:00:32,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:32,690 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) [2023-02-15 14:00:32,703 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 [2023-02-15 14:00:32,753 INFO L130 BoogieDeclarations]: Found specification of procedure parts [2023-02-15 14:00:32,753 INFO L138 BoogieDeclarations]: Found implementation of procedure parts [2023-02-15 14:00:32,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 14:00:32,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 14:00:32,795 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 14:00:32,797 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 14:00:32,947 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 14:00:32,968 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 14:00:32,968 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2023-02-15 14:00:32,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:00:32 BoogieIcfgContainer [2023-02-15 14:00:32,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 14:00:32,972 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 14:00:32,972 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 14:00:32,974 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 14:00:32,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 02:00:32" (1/3) ... [2023-02-15 14:00:32,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@337c8749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 02:00:32, skipping insertion in model container [2023-02-15 14:00:32,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 02:00:32" (2/3) ... [2023-02-15 14:00:32,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@337c8749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 02:00:32, skipping insertion in model container [2023-02-15 14:00:32,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 02:00:32" (3/3) ... [2023-02-15 14:00:32,976 INFO L112 eAbstractionObserver]: Analyzing ICFG Parts.c [2023-02-15 14:00:33,006 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 14:00:33,006 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-02-15 14:00:33,063 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 14:00:33,068 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@41d010c3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 14:00:33,069 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-02-15 14:00:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 29 states have (on average 1.6551724137931034) internal successors, (48), 39 states have internal predecessors, (48), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:33,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-15 14:00:33,081 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,081 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,082 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,086 INFO L85 PathProgramCache]: Analyzing trace with hash -602953989, now seen corresponding path program 1 times [2023-02-15 14:00:33,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193133961] [2023-02-15 14:00:33,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:33,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193133961] [2023-02-15 14:00:33,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193133961] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-15 14:00:33,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470051612] [2023-02-15 14:00:33,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-02-15 14:00:33,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-02-15 14:00:33,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-15 14:00:33,215 INFO L87 Difference]: Start difference. First operand has 45 states, 29 states have (on average 1.6551724137931034) internal successors, (48), 39 states have internal predecessors, (48), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:33,233 INFO L93 Difference]: Finished difference Result 86 states and 106 transitions. [2023-02-15 14:00:33,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-02-15 14:00:33,235 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-15 14:00:33,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:33,240 INFO L225 Difference]: With dead ends: 86 [2023-02-15 14:00:33,240 INFO L226 Difference]: Without dead ends: 42 [2023-02-15 14:00:33,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-15 14:00:33,248 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:33,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:33,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2023-02-15 14:00:33,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2023-02-15 14:00:33,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 27 states have (on average 1.5185185185185186) internal successors, (41), 36 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:33,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2023-02-15 14:00:33,289 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 8 [2023-02-15 14:00:33,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:33,290 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2023-02-15 14:00:33,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,291 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-02-15 14:00:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-15 14:00:33,291 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,291 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-15 14:00:33,292 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,293 INFO L85 PathProgramCache]: Analyzing trace with hash -602965521, now seen corresponding path program 1 times [2023-02-15 14:00:33,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332978653] [2023-02-15 14:00:33,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:33,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332978653] [2023-02-15 14:00:33,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332978653] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,348 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,348 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 14:00:33,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075926511] [2023-02-15 14:00:33,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 14:00:33,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 14:00:33,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 14:00:33,350 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:33,386 INFO L93 Difference]: Finished difference Result 81 states and 96 transitions. [2023-02-15 14:00:33,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 14:00:33,386 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-15 14:00:33,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:33,387 INFO L225 Difference]: With dead ends: 81 [2023-02-15 14:00:33,387 INFO L226 Difference]: Without dead ends: 43 [2023-02-15 14:00:33,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:33,389 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 21 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:33,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 111 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:33,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-02-15 14:00:33,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-02-15 14:00:33,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 28 states have (on average 1.5) internal successors, (42), 37 states have internal predecessors, (42), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2023-02-15 14:00:33,398 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 50 transitions. Word has length 8 [2023-02-15 14:00:33,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:33,399 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 50 transitions. [2023-02-15 14:00:33,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2023-02-15 14:00:33,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-02-15 14:00:33,400 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,400 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-15 14:00:33,401 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1944725597, now seen corresponding path program 1 times [2023-02-15 14:00:33,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86322640] [2023-02-15 14:00:33,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:33,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86322640] [2023-02-15 14:00:33,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86322640] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-15 14:00:33,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786584017] [2023-02-15 14:00:33,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 14:00:33,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 14:00:33,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 14:00:33,443 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:33,469 INFO L93 Difference]: Finished difference Result 45 states and 55 transitions. [2023-02-15 14:00:33,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 14:00:33,469 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2023-02-15 14:00:33,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:33,471 INFO L225 Difference]: With dead ends: 45 [2023-02-15 14:00:33,471 INFO L226 Difference]: Without dead ends: 44 [2023-02-15 14:00:33,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 14:00:33,473 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 14 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:33,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 67 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:33,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2023-02-15 14:00:33,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 42. [2023-02-15 14:00:33,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 28 states have (on average 1.4642857142857142) internal successors, (41), 36 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:33,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2023-02-15 14:00:33,494 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 12 [2023-02-15 14:00:33,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:33,495 INFO L495 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions. [2023-02-15 14:00:33,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-02-15 14:00:33,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-02-15 14:00:33,496 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,496 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-15 14:00:33,497 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,498 INFO L85 PathProgramCache]: Analyzing trace with hash 156951411, now seen corresponding path program 1 times [2023-02-15 14:00:33,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165315975] [2023-02-15 14:00:33,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:33,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165315975] [2023-02-15 14:00:33,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165315975] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,557 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,557 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-15 14:00:33,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346748522] [2023-02-15 14:00:33,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 14:00:33,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 14:00:33,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:33,559 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:33,608 INFO L93 Difference]: Finished difference Result 101 states and 121 transitions. [2023-02-15 14:00:33,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-15 14:00:33,608 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-02-15 14:00:33,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:33,609 INFO L225 Difference]: With dead ends: 101 [2023-02-15 14:00:33,609 INFO L226 Difference]: Without dead ends: 63 [2023-02-15 14:00:33,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-15 14:00:33,611 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 17 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:33,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 147 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:33,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-02-15 14:00:33,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 54. [2023-02-15 14:00:33,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 38 states have (on average 1.4210526315789473) internal successors, (54), 46 states have internal predecessors, (54), 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) [2023-02-15 14:00:33,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 64 transitions. [2023-02-15 14:00:33,619 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 64 transitions. Word has length 13 [2023-02-15 14:00:33,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:33,620 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 64 transitions. [2023-02-15 14:00:33,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.4) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-15 14:00:33,620 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2023-02-15 14:00:33,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-15 14:00:33,620 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,621 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-15 14:00:33,621 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,622 INFO L85 PathProgramCache]: Analyzing trace with hash 565418330, now seen corresponding path program 1 times [2023-02-15 14:00:33,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419154308] [2023-02-15 14:00:33,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:33,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419154308] [2023-02-15 14:00:33,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419154308] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 14:00:33,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520183035] [2023-02-15 14:00:33,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 14:00:33,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 14:00:33,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 14:00:33,673 INFO L87 Difference]: Start difference. First operand 54 states and 64 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2023-02-15 14:00:33,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:33,691 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2023-02-15 14:00:33,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 14:00:33,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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 14 [2023-02-15 14:00:33,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:33,693 INFO L225 Difference]: With dead ends: 54 [2023-02-15 14:00:33,693 INFO L226 Difference]: Without dead ends: 53 [2023-02-15 14:00:33,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:33,694 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 11 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:33,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 113 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:33,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2023-02-15 14:00:33,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2023-02-15 14:00:33,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 38 states have (on average 1.368421052631579) internal successors, (52), 45 states have internal predecessors, (52), 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) [2023-02-15 14:00:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 62 transitions. [2023-02-15 14:00:33,700 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 62 transitions. Word has length 14 [2023-02-15 14:00:33,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:33,701 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 62 transitions. [2023-02-15 14:00:33,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2023-02-15 14:00:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-02-15 14:00:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-02-15 14:00:33,701 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,701 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-15 14:00:33,702 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,702 INFO L85 PathProgramCache]: Analyzing trace with hash 348099144, now seen corresponding path program 1 times [2023-02-15 14:00:33,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081765631] [2023-02-15 14:00:33,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:33,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081765631] [2023-02-15 14:00:33,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081765631] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 14:00:33,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535036277] [2023-02-15 14:00:33,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 14:00:33,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 14:00:33,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 14:00:33,756 INFO L87 Difference]: Start difference. First operand 53 states and 62 transitions. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 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) [2023-02-15 14:00:33,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:33,777 INFO L93 Difference]: Finished difference Result 64 states and 76 transitions. [2023-02-15 14:00:33,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 14:00:33,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 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 15 [2023-02-15 14:00:33,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:33,778 INFO L225 Difference]: With dead ends: 64 [2023-02-15 14:00:33,778 INFO L226 Difference]: Without dead ends: 63 [2023-02-15 14:00:33,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:33,779 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 2 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:33,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 125 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:33,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-02-15 14:00:33,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2023-02-15 14:00:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 53 states have internal predecessors, (60), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-02-15 14:00:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 74 transitions. [2023-02-15 14:00:33,786 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 74 transitions. Word has length 15 [2023-02-15 14:00:33,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:33,786 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 74 transitions. [2023-02-15 14:00:33,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 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) [2023-02-15 14:00:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2023-02-15 14:00:33,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-02-15 14:00:33,787 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,787 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-02-15 14:00:33,789 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,789 INFO L85 PathProgramCache]: Analyzing trace with hash -2124333102, now seen corresponding path program 1 times [2023-02-15 14:00:33,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858881911] [2023-02-15 14:00:33,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-15 14:00:33,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858881911] [2023-02-15 14:00:33,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858881911] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 14:00:33,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769920072] [2023-02-15 14:00:33,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 14:00:33,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 14:00:33,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 14:00:33,868 INFO L87 Difference]: Start difference. First operand 63 states and 74 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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) [2023-02-15 14:00:33,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:33,911 INFO L93 Difference]: Finished difference Result 63 states and 74 transitions. [2023-02-15 14:00:33,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 14:00:33,911 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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 18 [2023-02-15 14:00:33,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:33,912 INFO L225 Difference]: With dead ends: 63 [2023-02-15 14:00:33,912 INFO L226 Difference]: Without dead ends: 62 [2023-02-15 14:00:33,912 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:33,913 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 6 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:33,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 110 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:33,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-02-15 14:00:33,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2023-02-15 14:00:33,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 52 states have internal predecessors, (59), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-02-15 14:00:33,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 73 transitions. [2023-02-15 14:00:33,924 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 73 transitions. Word has length 18 [2023-02-15 14:00:33,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:33,925 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 73 transitions. [2023-02-15 14:00:33,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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) [2023-02-15 14:00:33,925 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 73 transitions. [2023-02-15 14:00:33,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-02-15 14:00:33,926 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:33,926 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:33,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-02-15 14:00:33,926 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:33,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:33,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1429816616, now seen corresponding path program 1 times [2023-02-15 14:00:33,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:33,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647511650] [2023-02-15 14:00:33,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:33,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-15 14:00:33,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:33,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647511650] [2023-02-15 14:00:33,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647511650] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:33,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:33,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 14:00:33,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256175678] [2023-02-15 14:00:33,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:33,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 14:00:33,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:33,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 14:00:33,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 14:00:33,983 INFO L87 Difference]: Start difference. First operand 62 states and 73 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 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) [2023-02-15 14:00:34,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:34,015 INFO L93 Difference]: Finished difference Result 67 states and 77 transitions. [2023-02-15 14:00:34,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 14:00:34,015 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 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 19 [2023-02-15 14:00:34,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:34,016 INFO L225 Difference]: With dead ends: 67 [2023-02-15 14:00:34,017 INFO L226 Difference]: Without dead ends: 66 [2023-02-15 14:00:34,020 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:34,021 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 3 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:34,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 123 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:34,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-02-15 14:00:34,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 65. [2023-02-15 14:00:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 49 states have (on average 1.2653061224489797) internal successors, (62), 55 states have internal predecessors, (62), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-02-15 14:00:34,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 76 transitions. [2023-02-15 14:00:34,034 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 76 transitions. Word has length 19 [2023-02-15 14:00:34,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:34,034 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 76 transitions. [2023-02-15 14:00:34,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 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) [2023-02-15 14:00:34,035 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2023-02-15 14:00:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-02-15 14:00:34,035 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:34,035 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:34,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-02-15 14:00:34,036 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:34,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:34,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1719727877, now seen corresponding path program 1 times [2023-02-15 14:00:34,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:34,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920357098] [2023-02-15 14:00:34,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:34,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:34,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:34,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:34,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 14:00:34,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:34,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920357098] [2023-02-15 14:00:34,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920357098] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:34,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834357541] [2023-02-15 14:00:34,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:34,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:34,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:34,128 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) [2023-02-15 14:00:34,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 14:00:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:34,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-15 14:00:34,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 14:00:34,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:34,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-02-15 14:00:34,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834357541] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:34,269 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:34,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2023-02-15 14:00:34,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891641578] [2023-02-15 14:00:34,270 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:34,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-02-15 14:00:34,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:34,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-02-15 14:00:34,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-02-15 14:00:34,271 INFO L87 Difference]: Start difference. First operand 65 states and 76 transitions. Second operand has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:34,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:34,332 INFO L93 Difference]: Finished difference Result 126 states and 154 transitions. [2023-02-15 14:00:34,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-02-15 14:00:34,333 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 25 [2023-02-15 14:00:34,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:34,335 INFO L225 Difference]: With dead ends: 126 [2023-02-15 14:00:34,335 INFO L226 Difference]: Without dead ends: 125 [2023-02-15 14:00:34,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-02-15 14:00:34,340 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 32 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:34,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 262 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:34,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-02-15 14:00:34,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 101. [2023-02-15 14:00:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 79 states have (on average 1.240506329113924) internal successors, (98), 85 states have internal predecessors, (98), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-02-15 14:00:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 124 transitions. [2023-02-15 14:00:34,359 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 124 transitions. Word has length 25 [2023-02-15 14:00:34,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:34,361 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 124 transitions. [2023-02-15 14:00:34,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:34,361 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 124 transitions. [2023-02-15 14:00:34,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-02-15 14:00:34,364 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:34,364 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:34,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-02-15 14:00:34,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:34,569 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:34,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:34,570 INFO L85 PathProgramCache]: Analyzing trace with hash 679022498, now seen corresponding path program 1 times [2023-02-15 14:00:34,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:34,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315074962] [2023-02-15 14:00:34,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:34,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:34,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:34,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:34,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315074962] [2023-02-15 14:00:34,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315074962] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:34,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134505187] [2023-02-15 14:00:34,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:34,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:34,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:34,668 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) [2023-02-15 14:00:34,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 14:00:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:34,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 14:00:34,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:34,803 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:34,850 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 14:00:34,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134505187] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:34,851 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:34,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 15 [2023-02-15 14:00:34,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788454149] [2023-02-15 14:00:34,851 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:34,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-15 14:00:34,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:34,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-15 14:00:34,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-02-15 14:00:34,853 INFO L87 Difference]: Start difference. First operand 101 states and 124 transitions. Second operand has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 14:00:35,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:35,017 INFO L93 Difference]: Finished difference Result 165 states and 201 transitions. [2023-02-15 14:00:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-02-15 14:00:35,017 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 28 [2023-02-15 14:00:35,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:35,018 INFO L225 Difference]: With dead ends: 165 [2023-02-15 14:00:35,018 INFO L226 Difference]: Without dead ends: 102 [2023-02-15 14:00:35,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 45 SyntacticMatches, 7 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2023-02-15 14:00:35,019 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 27 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:35,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 302 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:35,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-02-15 14:00:35,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 101. [2023-02-15 14:00:35,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 85 states have internal predecessors, (97), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-02-15 14:00:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 123 transitions. [2023-02-15 14:00:35,026 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 123 transitions. Word has length 28 [2023-02-15 14:00:35,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:35,026 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 123 transitions. [2023-02-15 14:00:35,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 15 states have internal predecessors, (36), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 14:00:35,026 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 123 transitions. [2023-02-15 14:00:35,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-02-15 14:00:35,027 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:35,027 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:35,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-02-15 14:00:35,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-02-15 14:00:35,231 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:35,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:35,232 INFO L85 PathProgramCache]: Analyzing trace with hash -606599675, now seen corresponding path program 2 times [2023-02-15 14:00:35,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:35,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595149540] [2023-02-15 14:00:35,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:35,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,281 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-02-15 14:00:35,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:35,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595149540] [2023-02-15 14:00:35,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595149540] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:35,281 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:35,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-15 14:00:35,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322195532] [2023-02-15 14:00:35,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:35,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 14:00:35,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:35,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 14:00:35,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:35,284 INFO L87 Difference]: Start difference. First operand 101 states and 123 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-02-15 14:00:35,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:35,341 INFO L93 Difference]: Finished difference Result 171 states and 214 transitions. [2023-02-15 14:00:35,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-15 14:00:35,341 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 38 [2023-02-15 14:00:35,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:35,343 INFO L225 Difference]: With dead ends: 171 [2023-02-15 14:00:35,343 INFO L226 Difference]: Without dead ends: 112 [2023-02-15 14:00:35,346 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-15 14:00:35,346 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 12 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:35,347 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 156 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:35,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-02-15 14:00:35,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 110. [2023-02-15 14:00:35,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 86 states have (on average 1.2209302325581395) internal successors, (105), 92 states have internal predecessors, (105), 13 states have call successors, (13), 4 states have call predecessors, (13), 4 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2023-02-15 14:00:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 131 transitions. [2023-02-15 14:00:35,371 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 131 transitions. Word has length 38 [2023-02-15 14:00:35,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:35,371 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 131 transitions. [2023-02-15 14:00:35,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-02-15 14:00:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 131 transitions. [2023-02-15 14:00:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-02-15 14:00:35,373 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:35,373 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:35,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-02-15 14:00:35,373 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:35,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:35,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1431296022, now seen corresponding path program 1 times [2023-02-15 14:00:35,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:35,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094951060] [2023-02-15 14:00:35,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:35,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:35,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,514 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-02-15 14:00:35,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:35,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094951060] [2023-02-15 14:00:35,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094951060] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:35,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328843406] [2023-02-15 14:00:35,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:35,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:35,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:35,516 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) [2023-02-15 14:00:35,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-15 14:00:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:35,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-15 14:00:35,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-02-15 14:00:35,621 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 14:00:35,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328843406] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:35,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 14:00:35,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2023-02-15 14:00:35,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11426824] [2023-02-15 14:00:35,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:35,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-15 14:00:35,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:35,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-15 14:00:35,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2023-02-15 14:00:35,623 INFO L87 Difference]: Start difference. First operand 110 states and 131 transitions. Second operand has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 14:00:35,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:35,711 INFO L93 Difference]: Finished difference Result 185 states and 225 transitions. [2023-02-15 14:00:35,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 14:00:35,712 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2023-02-15 14:00:35,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:35,714 INFO L225 Difference]: With dead ends: 185 [2023-02-15 14:00:35,714 INFO L226 Difference]: Without dead ends: 119 [2023-02-15 14:00:35,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2023-02-15 14:00:35,715 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 47 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:35,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 161 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:35,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-02-15 14:00:35,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 116. [2023-02-15 14:00:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 91 states have (on average 1.2197802197802199) internal successors, (111), 96 states have internal predecessors, (111), 13 states have call successors, (13), 4 states have call predecessors, (13), 5 states have return successors, (16), 15 states have call predecessors, (16), 13 states have call successors, (16) [2023-02-15 14:00:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 140 transitions. [2023-02-15 14:00:35,725 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 140 transitions. Word has length 44 [2023-02-15 14:00:35,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:35,727 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 140 transitions. [2023-02-15 14:00:35,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 14:00:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 140 transitions. [2023-02-15 14:00:35,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-02-15 14:00:35,731 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:35,731 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:35,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:35,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:35,936 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:35,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:35,937 INFO L85 PathProgramCache]: Analyzing trace with hash -877145674, now seen corresponding path program 1 times [2023-02-15 14:00:35,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:35,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824960950] [2023-02-15 14:00:35,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:35,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-02-15 14:00:36,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:36,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824960950] [2023-02-15 14:00:36,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824960950] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:36,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742442110] [2023-02-15 14:00:36,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:36,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:36,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:36,056 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) [2023-02-15 14:00:36,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-15 14:00:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 14:00:36,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-02-15 14:00:36,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:36,232 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-02-15 14:00:36,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742442110] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:36,233 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:36,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 12 [2023-02-15 14:00:36,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837297697] [2023-02-15 14:00:36,235 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:36,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-02-15 14:00:36,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:36,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-02-15 14:00:36,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2023-02-15 14:00:36,237 INFO L87 Difference]: Start difference. First operand 116 states and 140 transitions. Second operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:36,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:36,379 INFO L93 Difference]: Finished difference Result 186 states and 227 transitions. [2023-02-15 14:00:36,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-02-15 14:00:36,380 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 45 [2023-02-15 14:00:36,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:36,382 INFO L225 Difference]: With dead ends: 186 [2023-02-15 14:00:36,382 INFO L226 Difference]: Without dead ends: 116 [2023-02-15 14:00:36,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 87 SyntacticMatches, 6 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420 [2023-02-15 14:00:36,383 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 33 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:36,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 303 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:36,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-02-15 14:00:36,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2023-02-15 14:00:36,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 91 states have (on average 1.2087912087912087) internal successors, (110), 96 states have internal predecessors, (110), 13 states have call successors, (13), 4 states have call predecessors, (13), 5 states have return successors, (16), 15 states have call predecessors, (16), 13 states have call successors, (16) [2023-02-15 14:00:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 139 transitions. [2023-02-15 14:00:36,391 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 139 transitions. Word has length 45 [2023-02-15 14:00:36,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:36,391 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 139 transitions. [2023-02-15 14:00:36,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:36,392 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 139 transitions. [2023-02-15 14:00:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-02-15 14:00:36,392 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:36,392 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:36,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:36,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:36,600 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:36,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:36,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1063701326, now seen corresponding path program 1 times [2023-02-15 14:00:36,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:36,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355091430] [2023-02-15 14:00:36,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:36,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-02-15 14:00:36,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:36,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355091430] [2023-02-15 14:00:36,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355091430] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:36,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241087860] [2023-02-15 14:00:36,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:36,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:36,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:36,693 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) [2023-02-15 14:00:36,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-15 14:00:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:36,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjunts are in the unsatisfiable core [2023-02-15 14:00:36,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:36,806 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-02-15 14:00:36,806 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:36,882 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-02-15 14:00:36,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241087860] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:36,882 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:36,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2023-02-15 14:00:36,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594393150] [2023-02-15 14:00:36,882 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:36,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-15 14:00:36,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:36,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-15 14:00:36,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2023-02-15 14:00:36,883 INFO L87 Difference]: Start difference. First operand 116 states and 139 transitions. Second operand has 15 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:37,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:37,106 INFO L93 Difference]: Finished difference Result 198 states and 261 transitions. [2023-02-15 14:00:37,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-02-15 14:00:37,107 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 49 [2023-02-15 14:00:37,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:37,108 INFO L225 Difference]: With dead ends: 198 [2023-02-15 14:00:37,108 INFO L226 Difference]: Without dead ends: 196 [2023-02-15 14:00:37,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=119, Invalid=481, Unknown=0, NotChecked=0, Total=600 [2023-02-15 14:00:37,109 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 151 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:37,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 195 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:37,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2023-02-15 14:00:37,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 175. [2023-02-15 14:00:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 140 states have (on average 1.2142857142857142) internal successors, (170), 143 states have internal predecessors, (170), 21 states have call successors, (21), 6 states have call predecessors, (21), 8 states have return successors, (27), 25 states have call predecessors, (27), 21 states have call successors, (27) [2023-02-15 14:00:37,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 218 transitions. [2023-02-15 14:00:37,118 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 218 transitions. Word has length 49 [2023-02-15 14:00:37,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:37,118 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 218 transitions. [2023-02-15 14:00:37,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-15 14:00:37,119 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 218 transitions. [2023-02-15 14:00:37,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-02-15 14:00:37,119 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:37,119 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:37,133 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:37,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-02-15 14:00:37,324 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:37,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:37,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1507341244, now seen corresponding path program 2 times [2023-02-15 14:00:37,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:37,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641998250] [2023-02-15 14:00:37,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:37,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:37,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:37,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:37,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:00:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:37,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:00:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:37,400 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-02-15 14:00:37,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:37,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641998250] [2023-02-15 14:00:37,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641998250] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:37,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353271345] [2023-02-15 14:00:37,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:00:37,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:37,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:37,401 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) [2023-02-15 14:00:37,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-02-15 14:00:37,480 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:00:37,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:37,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjunts are in the unsatisfiable core [2023-02-15 14:00:37,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-02-15 14:00:37,538 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-02-15 14:00:37,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353271345] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:37,654 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:37,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 21 [2023-02-15 14:00:37,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30341286] [2023-02-15 14:00:37,655 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:37,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-02-15 14:00:37,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:37,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-02-15 14:00:37,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2023-02-15 14:00:37,657 INFO L87 Difference]: Start difference. First operand 175 states and 218 transitions. Second operand has 22 states, 21 states have (on average 2.8095238095238093) internal successors, (59), 22 states have internal predecessors, (59), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-02-15 14:00:37,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:37,827 INFO L93 Difference]: Finished difference Result 356 states and 452 transitions. [2023-02-15 14:00:37,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-02-15 14:00:37,827 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 2.8095238095238093) internal successors, (59), 22 states have internal predecessors, (59), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 55 [2023-02-15 14:00:37,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:37,831 INFO L225 Difference]: With dead ends: 356 [2023-02-15 14:00:37,831 INFO L226 Difference]: Without dead ends: 355 [2023-02-15 14:00:37,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2023-02-15 14:00:37,833 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 103 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:37,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 294 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:37,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2023-02-15 14:00:37,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 283. [2023-02-15 14:00:37,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 230 states have (on average 1.208695652173913) internal successors, (278), 233 states have internal predecessors, (278), 39 states have call successors, (39), 6 states have call predecessors, (39), 8 states have return successors, (45), 43 states have call predecessors, (45), 39 states have call successors, (45) [2023-02-15 14:00:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 362 transitions. [2023-02-15 14:00:37,851 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 362 transitions. Word has length 55 [2023-02-15 14:00:37,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:37,852 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 362 transitions. [2023-02-15 14:00:37,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 2.8095238095238093) internal successors, (59), 22 states have internal predecessors, (59), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-02-15 14:00:37,853 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 362 transitions. [2023-02-15 14:00:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-02-15 14:00:37,853 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:37,853 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:37,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:38,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-02-15 14:00:38,060 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:38,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:38,060 INFO L85 PathProgramCache]: Analyzing trace with hash -752404403, now seen corresponding path program 2 times [2023-02-15 14:00:38,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:38,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495645931] [2023-02-15 14:00:38,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:38,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:38,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:38,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:38,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:38,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-02-15 14:00:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:38,205 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-02-15 14:00:38,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:38,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495645931] [2023-02-15 14:00:38,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495645931] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:38,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395501254] [2023-02-15 14:00:38,206 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:00:38,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:38,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:38,221 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) [2023-02-15 14:00:38,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-02-15 14:00:38,265 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:00:38,265 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:38,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-02-15 14:00:38,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:38,306 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-02-15 14:00:38,306 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-02-15 14:00:38,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395501254] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:38,401 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:38,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 17 [2023-02-15 14:00:38,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327117556] [2023-02-15 14:00:38,402 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:38,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-02-15 14:00:38,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:38,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-02-15 14:00:38,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2023-02-15 14:00:38,404 INFO L87 Difference]: Start difference. First operand 283 states and 362 transitions. Second operand has 18 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 18 states have internal predecessors, (59), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 14:00:38,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:38,847 INFO L93 Difference]: Finished difference Result 436 states and 559 transitions. [2023-02-15 14:00:38,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-02-15 14:00:38,848 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 18 states have internal predecessors, (59), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 56 [2023-02-15 14:00:38,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:38,849 INFO L225 Difference]: With dead ends: 436 [2023-02-15 14:00:38,850 INFO L226 Difference]: Without dead ends: 434 [2023-02-15 14:00:38,851 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=614, Invalid=2142, Unknown=0, NotChecked=0, Total=2756 [2023-02-15 14:00:38,851 INFO L413 NwaCegarLoop]: 47 mSDtfsCounter, 158 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:38,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 407 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:38,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-02-15 14:00:38,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 176. [2023-02-15 14:00:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 142 states have (on average 1.204225352112676) internal successors, (171), 144 states have internal predecessors, (171), 21 states have call successors, (21), 6 states have call predecessors, (21), 8 states have return successors, (27), 25 states have call predecessors, (27), 21 states have call successors, (27) [2023-02-15 14:00:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 219 transitions. [2023-02-15 14:00:38,863 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 219 transitions. Word has length 56 [2023-02-15 14:00:38,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:38,863 INFO L495 AbstractCegarLoop]: Abstraction has 176 states and 219 transitions. [2023-02-15 14:00:38,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 18 states have internal predecessors, (59), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 14:00:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 219 transitions. [2023-02-15 14:00:38,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-02-15 14:00:38,864 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:38,864 INFO L195 NwaCegarLoop]: trace histogram [6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:38,869 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-02-15 14:00:39,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:39,069 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting partsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:39,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:39,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1756437604, now seen corresponding path program 1 times [2023-02-15 14:00:39,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:39,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127768419] [2023-02-15 14:00:39,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:39,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:39,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-02-15 14:00:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 14 proven. 23 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-02-15 14:00:39,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:39,149 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127768419] [2023-02-15 14:00:39,149 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127768419] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:39,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394226700] [2023-02-15 14:00:39,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:39,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:39,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:39,166 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) [2023-02-15 14:00:39,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-02-15 14:00:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 7 conjunts are in the unsatisfiable core [2023-02-15 14:00:39,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:39,257 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-02-15 14:00:39,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-02-15 14:00:39,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394226700] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:39,317 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:39,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 14 [2023-02-15 14:00:39,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741535732] [2023-02-15 14:00:39,319 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:39,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-02-15 14:00:39,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:39,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-02-15 14:00:39,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2023-02-15 14:00:39,321 INFO L87 Difference]: Start difference. First operand 176 states and 219 transitions. Second operand has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 12 states have internal predecessors, (71), 8 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2023-02-15 14:00:39,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:39,617 INFO L93 Difference]: Finished difference Result 363 states and 492 transitions. [2023-02-15 14:00:39,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-02-15 14:00:39,617 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 12 states have internal predecessors, (71), 8 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) Word has length 62 [2023-02-15 14:00:39,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:39,618 INFO L225 Difference]: With dead ends: 363 [2023-02-15 14:00:39,618 INFO L226 Difference]: Without dead ends: 278 [2023-02-15 14:00:39,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 127 SyntacticMatches, 5 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=160, Invalid=832, Unknown=0, NotChecked=0, Total=992 [2023-02-15 14:00:39,620 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 196 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:39,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 210 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 14:00:39,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2023-02-15 14:00:39,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 237. [2023-02-15 14:00:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 190 states have (on average 1.2263157894736842) internal successors, (233), 194 states have internal predecessors, (233), 29 states have call successors, (29), 10 states have call predecessors, (29), 13 states have return successors, (36), 32 states have call predecessors, (36), 29 states have call successors, (36) [2023-02-15 14:00:39,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 298 transitions. [2023-02-15 14:00:39,643 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 298 transitions. Word has length 62 [2023-02-15 14:00:39,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:39,643 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 298 transitions. [2023-02-15 14:00:39,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 12 states have internal predecessors, (71), 8 states have call successors, (11), 4 states have call predecessors, (11), 2 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2023-02-15 14:00:39,644 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 298 transitions. [2023-02-15 14:00:39,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-02-15 14:00:39,644 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:39,644 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:39,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:39,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-02-15 14:00:39,849 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:39,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:39,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1961639078, now seen corresponding path program 1 times [2023-02-15 14:00:39,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:39,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398645623] [2023-02-15 14:00:39,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:39,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-02-15 14:00:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-02-15 14:00:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-02-15 14:00:39,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:39,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398645623] [2023-02-15 14:00:39,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398645623] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:39,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:39,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-15 14:00:39,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970852639] [2023-02-15 14:00:39,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:39,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 14:00:39,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:39,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 14:00:39,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-15 14:00:39,899 INFO L87 Difference]: Start difference. First operand 237 states and 298 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-15 14:00:39,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:39,978 INFO L93 Difference]: Finished difference Result 362 states and 485 transitions. [2023-02-15 14:00:39,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 14:00:39,988 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 64 [2023-02-15 14:00:39,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:39,989 INFO L225 Difference]: With dead ends: 362 [2023-02-15 14:00:39,989 INFO L226 Difference]: Without dead ends: 224 [2023-02-15 14:00:39,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-02-15 14:00:39,991 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 32 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:39,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 96 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:39,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2023-02-15 14:00:39,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2023-02-15 14:00:39,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 177 states have (on average 1.1977401129943503) internal successors, (212), 186 states have internal predecessors, (212), 29 states have call successors, (29), 10 states have call predecessors, (29), 13 states have return successors, (34), 27 states have call predecessors, (34), 29 states have call successors, (34) [2023-02-15 14:00:40,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 275 transitions. [2023-02-15 14:00:40,001 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 275 transitions. Word has length 64 [2023-02-15 14:00:40,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:40,001 INFO L495 AbstractCegarLoop]: Abstraction has 224 states and 275 transitions. [2023-02-15 14:00:40,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-15 14:00:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 275 transitions. [2023-02-15 14:00:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-02-15 14:00:40,002 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:40,002 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:40,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-02-15 14:00:40,002 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:40,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:40,003 INFO L85 PathProgramCache]: Analyzing trace with hash -676414306, now seen corresponding path program 2 times [2023-02-15 14:00:40,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:40,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540168652] [2023-02-15 14:00:40,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:40,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-02-15 14:00:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-02-15 14:00:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,063 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-02-15 14:00:40,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:40,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540168652] [2023-02-15 14:00:40,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540168652] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:40,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [687039071] [2023-02-15 14:00:40,064 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:00:40,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:40,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:40,076 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) [2023-02-15 14:00:40,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-02-15 14:00:40,111 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:00:40,111 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:40,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 14:00:40,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:40,134 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-02-15 14:00:40,134 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 14:00:40,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [687039071] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:40,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 14:00:40,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2023-02-15 14:00:40,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859386446] [2023-02-15 14:00:40,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:40,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 14:00:40,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:40,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 14:00:40,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-02-15 14:00:40,138 INFO L87 Difference]: Start difference. First operand 224 states and 275 transitions. Second operand has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-15 14:00:40,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:40,170 INFO L93 Difference]: Finished difference Result 256 states and 326 transitions. [2023-02-15 14:00:40,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 14:00:40,171 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 65 [2023-02-15 14:00:40,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:40,172 INFO L225 Difference]: With dead ends: 256 [2023-02-15 14:00:40,172 INFO L226 Difference]: Without dead ends: 255 [2023-02-15 14:00:40,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-02-15 14:00:40,173 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 10 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:40,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 106 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:40,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2023-02-15 14:00:40,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 242. [2023-02-15 14:00:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 191 states have (on average 1.1832460732984293) internal successors, (226), 199 states have internal predecessors, (226), 29 states have call successors, (29), 10 states have call predecessors, (29), 17 states have return successors, (49), 32 states have call predecessors, (49), 29 states have call successors, (49) [2023-02-15 14:00:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 304 transitions. [2023-02-15 14:00:40,185 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 304 transitions. Word has length 65 [2023-02-15 14:00:40,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:40,186 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 304 transitions. [2023-02-15 14:00:40,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 7.5) internal successors, (30), 5 states have internal predecessors, (30), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-15 14:00:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 304 transitions. [2023-02-15 14:00:40,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-02-15 14:00:40,186 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:40,187 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:40,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:40,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:40,391 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:40,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:40,392 INFO L85 PathProgramCache]: Analyzing trace with hash 505993054, now seen corresponding path program 1 times [2023-02-15 14:00:40,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:40,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187490388] [2023-02-15 14:00:40,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:40,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-02-15 14:00:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-02-15 14:00:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,452 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-02-15 14:00:40,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:40,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187490388] [2023-02-15 14:00:40,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187490388] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:40,452 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 14:00:40,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-15 14:00:40,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966783971] [2023-02-15 14:00:40,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:40,453 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-15 14:00:40,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:40,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-15 14:00:40,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-02-15 14:00:40,454 INFO L87 Difference]: Start difference. First operand 242 states and 304 transitions. Second operand has 6 states, 5 states have (on average 6.6) internal successors, (33), 6 states have internal predecessors, (33), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-15 14:00:40,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:40,496 INFO L93 Difference]: Finished difference Result 309 states and 410 transitions. [2023-02-15 14:00:40,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-15 14:00:40,496 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 6 states have internal predecessors, (33), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 66 [2023-02-15 14:00:40,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:40,498 INFO L225 Difference]: With dead ends: 309 [2023-02-15 14:00:40,498 INFO L226 Difference]: Without dead ends: 308 [2023-02-15 14:00:40,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-02-15 14:00:40,500 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 8 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:40,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 186 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:40,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2023-02-15 14:00:40,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 283. [2023-02-15 14:00:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 224 states have (on average 1.1696428571428572) internal successors, (262), 230 states have internal predecessors, (262), 34 states have call successors, (34), 10 states have call predecessors, (34), 20 states have return successors, (73), 42 states have call predecessors, (73), 34 states have call successors, (73) [2023-02-15 14:00:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 369 transitions. [2023-02-15 14:00:40,523 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 369 transitions. Word has length 66 [2023-02-15 14:00:40,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:40,524 INFO L495 AbstractCegarLoop]: Abstraction has 283 states and 369 transitions. [2023-02-15 14:00:40,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 6 states have internal predecessors, (33), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-15 14:00:40,524 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 369 transitions. [2023-02-15 14:00:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-02-15 14:00:40,527 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:40,528 INFO L195 NwaCegarLoop]: trace histogram [10, 8, 6, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:40,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-02-15 14:00:40,528 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:40,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:40,528 INFO L85 PathProgramCache]: Analyzing trace with hash 924442603, now seen corresponding path program 1 times [2023-02-15 14:00:40,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:40,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653623970] [2023-02-15 14:00:40,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:40,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-02-15 14:00:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-02-15 14:00:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-02-15 14:00:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,611 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 73 proven. 43 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-02-15 14:00:40,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:40,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653623970] [2023-02-15 14:00:40,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653623970] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:40,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263931947] [2023-02-15 14:00:40,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:40,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:40,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:40,626 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) [2023-02-15 14:00:40,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-02-15 14:00:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:40,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-15 14:00:40,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-02-15 14:00:40,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 14:00:40,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263931947] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:40,719 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 14:00:40,719 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2023-02-15 14:00:40,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372529068] [2023-02-15 14:00:40,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:40,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-15 14:00:40,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:40,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-15 14:00:40,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-02-15 14:00:40,720 INFO L87 Difference]: Start difference. First operand 283 states and 369 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 4 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2023-02-15 14:00:40,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:40,806 INFO L93 Difference]: Finished difference Result 564 states and 799 transitions. [2023-02-15 14:00:40,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 14:00:40,806 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 4 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) Word has length 101 [2023-02-15 14:00:40,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:40,808 INFO L225 Difference]: With dead ends: 564 [2023-02-15 14:00:40,808 INFO L226 Difference]: Without dead ends: 377 [2023-02-15 14:00:40,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-02-15 14:00:40,810 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 44 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:40,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 117 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:40,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2023-02-15 14:00:40,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 374. [2023-02-15 14:00:40,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 298 states have (on average 1.174496644295302) internal successors, (350), 297 states have internal predecessors, (350), 44 states have call successors, (44), 10 states have call predecessors, (44), 27 states have return successors, (140), 66 states have call predecessors, (140), 44 states have call successors, (140) [2023-02-15 14:00:40,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 534 transitions. [2023-02-15 14:00:40,826 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 534 transitions. Word has length 101 [2023-02-15 14:00:40,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:40,826 INFO L495 AbstractCegarLoop]: Abstraction has 374 states and 534 transitions. [2023-02-15 14:00:40,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 4 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2023-02-15 14:00:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 534 transitions. [2023-02-15 14:00:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-02-15 14:00:40,827 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:40,828 INFO L195 NwaCegarLoop]: trace histogram [10, 8, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:40,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:41,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2023-02-15 14:00:41,033 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:41,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:41,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1168908398, now seen corresponding path program 1 times [2023-02-15 14:00:41,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:41,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446521072] [2023-02-15 14:00:41,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:41,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:41,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-02-15 14:00:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-02-15 14:00:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-02-15 14:00:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:41,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 31 proven. 40 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-02-15 14:00:41,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:41,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446521072] [2023-02-15 14:00:41,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446521072] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:41,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [568859601] [2023-02-15 14:00:41,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:41,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:41,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:41,099 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) [2023-02-15 14:00:41,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-02-15 14:00:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 14:00:41,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:41,193 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-02-15 14:00:41,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 14:00:41,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [568859601] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:41,194 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 14:00:41,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2023-02-15 14:00:41,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573114801] [2023-02-15 14:00:41,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:41,194 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 14:00:41,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:41,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 14:00:41,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-02-15 14:00:41,195 INFO L87 Difference]: Start difference. First operand 374 states and 534 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-02-15 14:00:41,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:41,246 INFO L93 Difference]: Finished difference Result 555 states and 830 transitions. [2023-02-15 14:00:41,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 14:00:41,247 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 101 [2023-02-15 14:00:41,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:41,249 INFO L225 Difference]: With dead ends: 555 [2023-02-15 14:00:41,249 INFO L226 Difference]: Without dead ends: 282 [2023-02-15 14:00:41,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 116 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-02-15 14:00:41,251 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 30 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:41,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 93 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:41,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2023-02-15 14:00:41,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2023-02-15 14:00:41,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 224 states have (on average 1.1473214285714286) internal successors, (257), 229 states have internal predecessors, (257), 34 states have call successors, (34), 10 states have call predecessors, (34), 20 states have return successors, (65), 42 states have call predecessors, (65), 34 states have call successors, (65) [2023-02-15 14:00:41,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 356 transitions. [2023-02-15 14:00:41,264 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 356 transitions. Word has length 101 [2023-02-15 14:00:41,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:41,264 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 356 transitions. [2023-02-15 14:00:41,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-02-15 14:00:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 356 transitions. [2023-02-15 14:00:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-02-15 14:00:41,265 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:41,265 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:41,282 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-02-15 14:00:41,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2023-02-15 14:00:41,470 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:41,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:41,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1778803619, now seen corresponding path program 2 times [2023-02-15 14:00:41,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:41,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825613547] [2023-02-15 14:00:41,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:41,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-02-15 14:00:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-02-15 14:00:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 44 proven. 23 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-02-15 14:00:41,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:41,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825613547] [2023-02-15 14:00:41,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825613547] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:41,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234031260] [2023-02-15 14:00:41,587 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:00:41,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:41,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:41,592 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) [2023-02-15 14:00:41,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-02-15 14:00:41,634 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:00:41,634 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:41,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 14:00:41,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-02-15 14:00:41,667 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:41,734 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-02-15 14:00:41,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234031260] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:41,734 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:41,734 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 4, 4] total 16 [2023-02-15 14:00:41,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549669992] [2023-02-15 14:00:41,734 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:41,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-02-15 14:00:41,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:41,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-02-15 14:00:41,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2023-02-15 14:00:41,736 INFO L87 Difference]: Start difference. First operand 282 states and 356 transitions. Second operand has 16 states, 16 states have (on average 4.625) internal successors, (74), 15 states have internal predecessors, (74), 7 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (12), 8 states have call predecessors, (12), 6 states have call successors, (12) [2023-02-15 14:00:42,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:42,111 INFO L93 Difference]: Finished difference Result 577 states and 746 transitions. [2023-02-15 14:00:42,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-02-15 14:00:42,112 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 15 states have internal predecessors, (74), 7 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (12), 8 states have call predecessors, (12), 6 states have call successors, (12) Word has length 85 [2023-02-15 14:00:42,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:42,113 INFO L225 Difference]: With dead ends: 577 [2023-02-15 14:00:42,113 INFO L226 Difference]: Without dead ends: 388 [2023-02-15 14:00:42,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=756, Unknown=0, NotChecked=0, Total=930 [2023-02-15 14:00:42,115 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 116 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 227 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:42,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 227 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 14:00:42,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2023-02-15 14:00:42,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 331. [2023-02-15 14:00:42,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 265 states have (on average 1.1320754716981132) internal successors, (300), 267 states have internal predecessors, (300), 41 states have call successors, (41), 16 states have call predecessors, (41), 21 states have return successors, (72), 47 states have call predecessors, (72), 41 states have call successors, (72) [2023-02-15 14:00:42,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 413 transitions. [2023-02-15 14:00:42,128 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 413 transitions. Word has length 85 [2023-02-15 14:00:42,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:42,129 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 413 transitions. [2023-02-15 14:00:42,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 15 states have internal predecessors, (74), 7 states have call successors, (11), 2 states have call predecessors, (11), 4 states have return successors, (12), 8 states have call predecessors, (12), 6 states have call successors, (12) [2023-02-15 14:00:42,129 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 413 transitions. [2023-02-15 14:00:42,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-02-15 14:00:42,130 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:42,130 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 6, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:42,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:42,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-02-15 14:00:42,336 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:42,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:42,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1176948905, now seen corresponding path program 1 times [2023-02-15 14:00:42,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:42,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623639464] [2023-02-15 14:00:42,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:42,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-02-15 14:00:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-02-15 14:00:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-02-15 14:00:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-02-15 14:00:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,490 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 42 proven. 55 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2023-02-15 14:00:42,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:42,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623639464] [2023-02-15 14:00:42,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623639464] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:42,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600069168] [2023-02-15 14:00:42,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:42,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:42,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:42,492 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) [2023-02-15 14:00:42,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-02-15 14:00:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:42,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 12 conjunts are in the unsatisfiable core [2023-02-15 14:00:42,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:42,648 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 152 proven. 37 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-02-15 14:00:42,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:42,779 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 42 proven. 55 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2023-02-15 14:00:42,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600069168] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:42,779 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:42,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 18 [2023-02-15 14:00:42,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683833582] [2023-02-15 14:00:42,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:42,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-02-15 14:00:42,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:42,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-02-15 14:00:42,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2023-02-15 14:00:42,781 INFO L87 Difference]: Start difference. First operand 331 states and 413 transitions. Second operand has 18 states, 18 states have (on average 4.111111111111111) internal successors, (74), 18 states have internal predecessors, (74), 8 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 8 states have call predecessors, (12), 8 states have call successors, (12) [2023-02-15 14:00:42,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:42,937 INFO L93 Difference]: Finished difference Result 584 states and 736 transitions. [2023-02-15 14:00:42,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-02-15 14:00:42,938 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.111111111111111) internal successors, (74), 18 states have internal predecessors, (74), 8 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 8 states have call predecessors, (12), 8 states have call successors, (12) Word has length 117 [2023-02-15 14:00:42,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:42,939 INFO L225 Difference]: With dead ends: 584 [2023-02-15 14:00:42,939 INFO L226 Difference]: Without dead ends: 351 [2023-02-15 14:00:42,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 238 SyntacticMatches, 11 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=512, Unknown=0, NotChecked=0, Total=650 [2023-02-15 14:00:42,942 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 50 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:42,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 335 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:42,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2023-02-15 14:00:42,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 341. [2023-02-15 14:00:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 275 states have (on average 1.1236363636363635) internal successors, (309), 275 states have internal predecessors, (309), 41 states have call successors, (41), 16 states have call predecessors, (41), 21 states have return successors, (72), 49 states have call predecessors, (72), 41 states have call successors, (72) [2023-02-15 14:00:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 422 transitions. [2023-02-15 14:00:42,956 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 422 transitions. Word has length 117 [2023-02-15 14:00:42,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:42,956 INFO L495 AbstractCegarLoop]: Abstraction has 341 states and 422 transitions. [2023-02-15 14:00:42,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.111111111111111) internal successors, (74), 18 states have internal predecessors, (74), 8 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (12), 8 states have call predecessors, (12), 8 states have call successors, (12) [2023-02-15 14:00:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 422 transitions. [2023-02-15 14:00:42,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-02-15 14:00:42,958 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:42,958 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:42,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:43,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-02-15 14:00:43,162 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:43,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:43,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1993379434, now seen corresponding path program 3 times [2023-02-15 14:00:43,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:43,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138459209] [2023-02-15 14:00:43,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:43,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:00:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:00:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:00:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-02-15 14:00:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:00:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-02-15 14:00:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-02-15 14:00:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-02-15 14:00:43,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:43,468 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-02-15 14:00:43,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:43,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138459209] [2023-02-15 14:00:43,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138459209] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:43,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1229551395] [2023-02-15 14:00:43,468 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:00:43,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:43,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:43,470 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) [2023-02-15 14:00:43,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-02-15 14:00:43,520 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2023-02-15 14:00:43,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:43,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 23 conjunts are in the unsatisfiable core [2023-02-15 14:00:43,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:43,585 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-02-15 14:00:43,585 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:44,009 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-02-15 14:00:44,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1229551395] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:44,009 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:44,009 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 45 [2023-02-15 14:00:44,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795812441] [2023-02-15 14:00:44,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:44,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2023-02-15 14:00:44,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:44,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2023-02-15 14:00:44,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=551, Invalid=1519, Unknown=0, NotChecked=0, Total=2070 [2023-02-15 14:00:44,011 INFO L87 Difference]: Start difference. First operand 341 states and 422 transitions. Second operand has 46 states, 45 states have (on average 2.6444444444444444) internal successors, (119), 46 states have internal predecessors, (119), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-02-15 14:00:44,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:44,464 INFO L93 Difference]: Finished difference Result 804 states and 1018 transitions. [2023-02-15 14:00:44,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-02-15 14:00:44,464 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 45 states have (on average 2.6444444444444444) internal successors, (119), 46 states have internal predecessors, (119), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Word has length 115 [2023-02-15 14:00:44,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:44,467 INFO L225 Difference]: With dead ends: 804 [2023-02-15 14:00:44,467 INFO L226 Difference]: Without dead ends: 803 [2023-02-15 14:00:44,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 862 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1332, Invalid=3224, Unknown=0, NotChecked=0, Total=4556 [2023-02-15 14:00:44,469 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 300 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:44,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 445 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:44,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2023-02-15 14:00:44,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 413. [2023-02-15 14:00:44,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 335 states have (on average 1.137313432835821) internal successors, (381), 335 states have internal predecessors, (381), 53 states have call successors, (53), 16 states have call predecessors, (53), 21 states have return successors, (84), 61 states have call predecessors, (84), 53 states have call successors, (84) [2023-02-15 14:00:44,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 518 transitions. [2023-02-15 14:00:44,501 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 518 transitions. Word has length 115 [2023-02-15 14:00:44,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:44,501 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 518 transitions. [2023-02-15 14:00:44,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 2.6444444444444444) internal successors, (119), 46 states have internal predecessors, (119), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-02-15 14:00:44,502 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 518 transitions. [2023-02-15 14:00:44,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-02-15 14:00:44,503 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:44,503 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:44,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:44,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:44,708 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:44,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:44,708 INFO L85 PathProgramCache]: Analyzing trace with hash 2101172134, now seen corresponding path program 2 times [2023-02-15 14:00:44,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:44,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995365420] [2023-02-15 14:00:44,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:44,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:44,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-02-15 14:00:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-02-15 14:00:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:44,833 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 41 proven. 64 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-02-15 14:00:44,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:44,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995365420] [2023-02-15 14:00:44,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995365420] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:44,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444104162] [2023-02-15 14:00:44,833 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:00:44,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:44,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:44,834 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) [2023-02-15 14:00:44,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-02-15 14:00:44,893 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:00:44,893 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:44,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 13 conjunts are in the unsatisfiable core [2023-02-15 14:00:44,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 178 proven. 46 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2023-02-15 14:00:45,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 41 proven. 64 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2023-02-15 14:00:45,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444104162] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:45,115 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:45,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2023-02-15 14:00:45,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20482732] [2023-02-15 14:00:45,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:45,116 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-02-15 14:00:45,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:45,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-02-15 14:00:45,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2023-02-15 14:00:45,117 INFO L87 Difference]: Start difference. First operand 413 states and 518 transitions. Second operand has 19 states, 19 states have (on average 4.052631578947368) internal successors, (77), 17 states have internal predecessors, (77), 9 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2023-02-15 14:00:45,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:45,366 INFO L93 Difference]: Finished difference Result 595 states and 754 transitions. [2023-02-15 14:00:45,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-02-15 14:00:45,366 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.052631578947368) internal successors, (77), 17 states have internal predecessors, (77), 9 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) Word has length 127 [2023-02-15 14:00:45,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:45,368 INFO L225 Difference]: With dead ends: 595 [2023-02-15 14:00:45,368 INFO L226 Difference]: Without dead ends: 395 [2023-02-15 14:00:45,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 260 SyntacticMatches, 10 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=730, Unknown=0, NotChecked=0, Total=930 [2023-02-15 14:00:45,369 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 74 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:45,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 350 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:45,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2023-02-15 14:00:45,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 390. [2023-02-15 14:00:45,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 316 states have (on average 1.1360759493670887) internal successors, (359), 318 states have internal predecessors, (359), 49 states have call successors, (49), 16 states have call predecessors, (49), 21 states have return successors, (75), 55 states have call predecessors, (75), 49 states have call successors, (75) [2023-02-15 14:00:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 483 transitions. [2023-02-15 14:00:45,385 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 483 transitions. Word has length 127 [2023-02-15 14:00:45,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:45,385 INFO L495 AbstractCegarLoop]: Abstraction has 390 states and 483 transitions. [2023-02-15 14:00:45,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.052631578947368) internal successors, (77), 17 states have internal predecessors, (77), 9 states have call successors, (13), 4 states have call predecessors, (13), 2 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2023-02-15 14:00:45,385 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 483 transitions. [2023-02-15 14:00:45,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-02-15 14:00:45,386 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:45,386 INFO L195 NwaCegarLoop]: trace histogram [15, 12, 8, 7, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:45,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:45,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2023-02-15 14:00:45,591 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:45,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:45,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1050490384, now seen corresponding path program 1 times [2023-02-15 14:00:45,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:45,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833516008] [2023-02-15 14:00:45,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:45,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-02-15 14:00:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-02-15 14:00:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-02-15 14:00:45,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,728 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 88 proven. 104 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2023-02-15 14:00:45,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:45,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833516008] [2023-02-15 14:00:45,729 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833516008] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:45,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1201545813] [2023-02-15 14:00:45,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:45,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:45,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:45,730 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:45,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-02-15 14:00:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:45,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 10 conjunts are in the unsatisfiable core [2023-02-15 14:00:45,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 269 proven. 57 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-02-15 14:00:45,852 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 88 proven. 104 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2023-02-15 14:00:45,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1201545813] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:45,945 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:45,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 11 [2023-02-15 14:00:45,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684137974] [2023-02-15 14:00:45,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:45,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-02-15 14:00:45,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:45,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-02-15 14:00:45,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-02-15 14:00:45,947 INFO L87 Difference]: Start difference. First operand 390 states and 483 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 8 states have internal predecessors, (67), 6 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) [2023-02-15 14:00:46,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:46,163 INFO L93 Difference]: Finished difference Result 597 states and 737 transitions. [2023-02-15 14:00:46,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-02-15 14:00:46,164 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 8 states have internal predecessors, (67), 6 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) Word has length 147 [2023-02-15 14:00:46,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:46,165 INFO L225 Difference]: With dead ends: 597 [2023-02-15 14:00:46,165 INFO L226 Difference]: Without dead ends: 383 [2023-02-15 14:00:46,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 311 SyntacticMatches, 8 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=115, Invalid=391, Unknown=0, NotChecked=0, Total=506 [2023-02-15 14:00:46,167 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 83 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:46,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 277 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:46,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2023-02-15 14:00:46,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 360. [2023-02-15 14:00:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 292 states have (on average 1.1232876712328768) internal successors, (328), 296 states have internal predecessors, (328), 45 states have call successors, (45), 16 states have call predecessors, (45), 19 states have return successors, (57), 47 states have call predecessors, (57), 45 states have call successors, (57) [2023-02-15 14:00:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 430 transitions. [2023-02-15 14:00:46,179 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 430 transitions. Word has length 147 [2023-02-15 14:00:46,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:46,179 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 430 transitions. [2023-02-15 14:00:46,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 8 states have internal predecessors, (67), 6 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (9), 5 states have call predecessors, (9), 5 states have call successors, (9) [2023-02-15 14:00:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 430 transitions. [2023-02-15 14:00:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-02-15 14:00:46,181 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:46,181 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 9, 9, 9, 8, 8, 8, 8, 8, 6, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:46,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:46,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2023-02-15 14:00:46,386 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting partsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:46,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:46,386 INFO L85 PathProgramCache]: Analyzing trace with hash -431856080, now seen corresponding path program 1 times [2023-02-15 14:00:46,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:46,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350917368] [2023-02-15 14:00:46,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:46,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:46,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-02-15 14:00:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2023-02-15 14:00:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-02-15 14:00:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,454 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 205 proven. 35 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-02-15 14:00:46,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:46,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350917368] [2023-02-15 14:00:46,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350917368] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:46,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750028406] [2023-02-15 14:00:46,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:46,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:46,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:46,456 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:46,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-02-15 14:00:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 14:00:46,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:46,533 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 384 proven. 1 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-02-15 14:00:46,533 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:46,598 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 205 proven. 35 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2023-02-15 14:00:46,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750028406] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:46,599 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:46,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2023-02-15 14:00:46,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020220741] [2023-02-15 14:00:46,599 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:46,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-15 14:00:46,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:46,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-15 14:00:46,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-02-15 14:00:46,600 INFO L87 Difference]: Start difference. First operand 360 states and 430 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-02-15 14:00:46,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:46,641 INFO L93 Difference]: Finished difference Result 516 states and 621 transitions. [2023-02-15 14:00:46,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 14:00:46,641 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) Word has length 164 [2023-02-15 14:00:46,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:46,643 INFO L225 Difference]: With dead ends: 516 [2023-02-15 14:00:46,643 INFO L226 Difference]: Without dead ends: 364 [2023-02-15 14:00:46,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 352 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-02-15 14:00:46,644 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 52 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:46,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 89 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:00:46,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2023-02-15 14:00:46,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 360. [2023-02-15 14:00:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 292 states have (on average 1.11986301369863) internal successors, (327), 296 states have internal predecessors, (327), 45 states have call successors, (45), 16 states have call predecessors, (45), 19 states have return successors, (56), 47 states have call predecessors, (56), 45 states have call successors, (56) [2023-02-15 14:00:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 428 transitions. [2023-02-15 14:00:46,656 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 428 transitions. Word has length 164 [2023-02-15 14:00:46,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:46,656 INFO L495 AbstractCegarLoop]: Abstraction has 360 states and 428 transitions. [2023-02-15 14:00:46,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 7 states have internal predecessors, (69), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-02-15 14:00:46,656 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 428 transitions. [2023-02-15 14:00:46,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-02-15 14:00:46,657 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:46,658 INFO L195 NwaCegarLoop]: trace histogram [17, 16, 10, 9, 9, 8, 8, 8, 8, 8, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:46,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:46,861 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2023-02-15 14:00:46,862 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting partsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:46,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:46,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1304950545, now seen corresponding path program 2 times [2023-02-15 14:00:46,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:46,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243687430] [2023-02-15 14:00:46,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:46,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:00:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:00:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:00:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:46,978 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 61 proven. 159 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2023-02-15 14:00:46,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:46,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243687430] [2023-02-15 14:00:46,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243687430] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:46,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796000418] [2023-02-15 14:00:46,979 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:00:46,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:46,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:46,980 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:47,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2023-02-15 14:00:47,065 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:00:47,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:47,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 15 conjunts are in the unsatisfiable core [2023-02-15 14:00:47,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:47,256 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 390 proven. 10 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2023-02-15 14:00:47,256 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:47,536 INFO L134 CoverageAnalysis]: Checked inductivity of 824 backedges. 278 proven. 70 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2023-02-15 14:00:47,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796000418] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:47,536 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:47,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14, 14] total 27 [2023-02-15 14:00:47,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278792998] [2023-02-15 14:00:47,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:47,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-02-15 14:00:47,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:47,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-02-15 14:00:47,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=621, Unknown=0, NotChecked=0, Total=702 [2023-02-15 14:00:47,538 INFO L87 Difference]: Start difference. First operand 360 states and 428 transitions. Second operand has 27 states, 27 states have (on average 4.851851851851852) internal successors, (131), 26 states have internal predecessors, (131), 15 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (18), 11 states have call predecessors, (18), 15 states have call successors, (18) [2023-02-15 14:00:48,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:48,217 INFO L93 Difference]: Finished difference Result 654 states and 833 transitions. [2023-02-15 14:00:48,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-02-15 14:00:48,218 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.851851851851852) internal successors, (131), 26 states have internal predecessors, (131), 15 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (18), 11 states have call predecessors, (18), 15 states have call successors, (18) Word has length 184 [2023-02-15 14:00:48,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:48,220 INFO L225 Difference]: With dead ends: 654 [2023-02-15 14:00:48,220 INFO L226 Difference]: Without dead ends: 547 [2023-02-15 14:00:48,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 378 SyntacticMatches, 7 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 528 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=279, Invalid=1977, Unknown=0, NotChecked=0, Total=2256 [2023-02-15 14:00:48,222 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 232 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 1076 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 1176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:48,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 403 Invalid, 1176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1076 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-02-15 14:00:48,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2023-02-15 14:00:48,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 500. [2023-02-15 14:00:48,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 406 states have (on average 1.1206896551724137) internal successors, (455), 407 states have internal predecessors, (455), 62 states have call successors, (62), 21 states have call predecessors, (62), 28 states have return successors, (116), 71 states have call predecessors, (116), 62 states have call successors, (116) [2023-02-15 14:00:48,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 633 transitions. [2023-02-15 14:00:48,244 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 633 transitions. Word has length 184 [2023-02-15 14:00:48,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:48,244 INFO L495 AbstractCegarLoop]: Abstraction has 500 states and 633 transitions. [2023-02-15 14:00:48,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.851851851851852) internal successors, (131), 26 states have internal predecessors, (131), 15 states have call successors, (20), 3 states have call predecessors, (20), 4 states have return successors, (18), 11 states have call predecessors, (18), 15 states have call successors, (18) [2023-02-15 14:00:48,245 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 633 transitions. [2023-02-15 14:00:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-02-15 14:00:48,246 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:48,246 INFO L195 NwaCegarLoop]: trace histogram [20, 18, 13, 9, 9, 8, 8, 8, 8, 8, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:48,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:48,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-02-15 14:00:48,451 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting partsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:48,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:48,452 INFO L85 PathProgramCache]: Analyzing trace with hash 123362224, now seen corresponding path program 3 times [2023-02-15 14:00:48,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:48,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949567640] [2023-02-15 14:00:48,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:48,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:00:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:00:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:48,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:00:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2023-02-15 14:00:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:48,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 226 proven. 14 refuted. 0 times theorem prover too weak. 853 trivial. 0 not checked. [2023-02-15 14:00:48,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:48,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949567640] [2023-02-15 14:00:48,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949567640] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:48,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385490595] [2023-02-15 14:00:48,619 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:00:48,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:48,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:48,635 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:48,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-02-15 14:00:48,712 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-02-15 14:00:48,713 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:48,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 7 conjunts are in the unsatisfiable core [2023-02-15 14:00:48,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 136 proven. 12 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2023-02-15 14:00:48,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:48,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 136 proven. 12 refuted. 0 times theorem prover too weak. 945 trivial. 0 not checked. [2023-02-15 14:00:48,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385490595] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:48,998 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:48,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 16 [2023-02-15 14:00:48,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918866875] [2023-02-15 14:00:48,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:48,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-02-15 14:00:48,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:49,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-02-15 14:00:49,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2023-02-15 14:00:49,000 INFO L87 Difference]: Start difference. First operand 500 states and 633 transitions. Second operand has 17 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 11 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (11), 8 states have call predecessors, (11), 8 states have call successors, (11) [2023-02-15 14:00:49,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:49,236 INFO L93 Difference]: Finished difference Result 706 states and 921 transitions. [2023-02-15 14:00:49,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-02-15 14:00:49,237 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 11 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (11), 8 states have call predecessors, (11), 8 states have call successors, (11) Word has length 212 [2023-02-15 14:00:49,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:49,239 INFO L225 Difference]: With dead ends: 706 [2023-02-15 14:00:49,240 INFO L226 Difference]: Without dead ends: 705 [2023-02-15 14:00:49,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 480 GetRequests, 455 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=137, Invalid=513, Unknown=0, NotChecked=0, Total=650 [2023-02-15 14:00:49,241 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 106 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:49,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 277 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:49,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2023-02-15 14:00:49,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 642. [2023-02-15 14:00:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 515 states have (on average 1.1242718446601943) internal successors, (579), 516 states have internal predecessors, (579), 81 states have call successors, (81), 28 states have call predecessors, (81), 42 states have return successors, (162), 97 states have call predecessors, (162), 81 states have call successors, (162) [2023-02-15 14:00:49,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 822 transitions. [2023-02-15 14:00:49,267 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 822 transitions. Word has length 212 [2023-02-15 14:00:49,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:49,268 INFO L495 AbstractCegarLoop]: Abstraction has 642 states and 822 transitions. [2023-02-15 14:00:49,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 11 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (11), 8 states have call predecessors, (11), 8 states have call successors, (11) [2023-02-15 14:00:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 822 transitions. [2023-02-15 14:00:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-02-15 14:00:49,270 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:49,270 INFO L195 NwaCegarLoop]: trace histogram [21, 18, 14, 9, 9, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:49,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2023-02-15 14:00:49,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:49,474 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting partsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:49,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:49,475 INFO L85 PathProgramCache]: Analyzing trace with hash -326239683, now seen corresponding path program 4 times [2023-02-15 14:00:49,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:49,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116476635] [2023-02-15 14:00:49,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:49,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:49,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:49,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:00:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:00:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:00:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-02-15 14:00:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:49,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 262 proven. 106 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2023-02-15 14:00:49,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:49,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116476635] [2023-02-15 14:00:49,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116476635] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:49,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [558459435] [2023-02-15 14:00:49,677 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 14:00:49,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:49,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:49,678 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:49,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-02-15 14:00:49,751 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 14:00:49,751 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:49,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 7 conjunts are in the unsatisfiable core [2023-02-15 14:00:49,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:49,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 223 proven. 2 refuted. 0 times theorem prover too weak. 929 trivial. 0 not checked. [2023-02-15 14:00:49,810 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:49,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 149 proven. 6 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2023-02-15 14:00:49,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [558459435] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:49,901 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:49,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 6, 6] total 18 [2023-02-15 14:00:49,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110546459] [2023-02-15 14:00:49,902 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:49,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-02-15 14:00:49,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:49,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-02-15 14:00:49,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2023-02-15 14:00:49,903 INFO L87 Difference]: Start difference. First operand 642 states and 822 transitions. Second operand has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 15 states have internal predecessors, (87), 8 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2023-02-15 14:00:50,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:50,406 INFO L93 Difference]: Finished difference Result 1137 states and 1523 transitions. [2023-02-15 14:00:50,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-02-15 14:00:50,407 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 15 states have internal predecessors, (87), 8 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) Word has length 217 [2023-02-15 14:00:50,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:50,411 INFO L225 Difference]: With dead ends: 1137 [2023-02-15 14:00:50,411 INFO L226 Difference]: Without dead ends: 706 [2023-02-15 14:00:50,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 501 GetRequests, 465 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=179, Invalid=1011, Unknown=0, NotChecked=0, Total=1190 [2023-02-15 14:00:50,417 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 113 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:50,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 387 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 14:00:50,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 706 states. [2023-02-15 14:00:50,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 706 to 647. [2023-02-15 14:00:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 647 states, 522 states have (on average 1.103448275862069) internal successors, (576), 521 states have internal predecessors, (576), 82 states have call successors, (82), 29 states have call predecessors, (82), 39 states have return successors, (121), 96 states have call predecessors, (121), 82 states have call successors, (121) [2023-02-15 14:00:50,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 779 transitions. [2023-02-15 14:00:50,442 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 779 transitions. Word has length 217 [2023-02-15 14:00:50,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:50,443 INFO L495 AbstractCegarLoop]: Abstraction has 647 states and 779 transitions. [2023-02-15 14:00:50,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 15 states have internal predecessors, (87), 8 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2023-02-15 14:00:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 779 transitions. [2023-02-15 14:00:50,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-02-15 14:00:50,445 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:50,445 INFO L195 NwaCegarLoop]: trace histogram [21, 18, 14, 9, 9, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:50,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:50,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2023-02-15 14:00:50,651 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting partsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:50,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:50,651 INFO L85 PathProgramCache]: Analyzing trace with hash -487313181, now seen corresponding path program 5 times [2023-02-15 14:00:50,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:50,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30801039] [2023-02-15 14:00:50,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:50,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:00:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:00:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:00:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-02-15 14:00:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:50,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 208 proven. 165 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2023-02-15 14:00:50,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:50,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30801039] [2023-02-15 14:00:50,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30801039] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:50,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701589829] [2023-02-15 14:00:50,867 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 14:00:50,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:50,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:50,869 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:50,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2023-02-15 14:00:50,944 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2023-02-15 14:00:50,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:50,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 6 conjunts are in the unsatisfiable core [2023-02-15 14:00:50,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:51,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 139 proven. 9 refuted. 0 times theorem prover too weak. 1006 trivial. 0 not checked. [2023-02-15 14:00:51,016 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:51,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1154 backedges. 139 proven. 9 refuted. 0 times theorem prover too weak. 1006 trivial. 0 not checked. [2023-02-15 14:00:51,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701589829] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:51,148 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:51,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 6, 6] total 26 [2023-02-15 14:00:51,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944777827] [2023-02-15 14:00:51,148 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:51,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-02-15 14:00:51,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:51,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-02-15 14:00:51,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=582, Unknown=0, NotChecked=0, Total=650 [2023-02-15 14:00:51,149 INFO L87 Difference]: Start difference. First operand 647 states and 779 transitions. Second operand has 26 states, 24 states have (on average 4.583333333333333) internal successors, (110), 20 states have internal predecessors, (110), 14 states have call successors, (18), 8 states have call predecessors, (18), 1 states have return successors, (11), 8 states have call predecessors, (11), 8 states have call successors, (11) [2023-02-15 14:00:52,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:52,230 INFO L93 Difference]: Finished difference Result 1458 states and 1763 transitions. [2023-02-15 14:00:52,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2023-02-15 14:00:52,231 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 4.583333333333333) internal successors, (110), 20 states have internal predecessors, (110), 14 states have call successors, (18), 8 states have call predecessors, (18), 1 states have return successors, (11), 8 states have call predecessors, (11), 8 states have call successors, (11) Word has length 217 [2023-02-15 14:00:52,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:52,234 INFO L225 Difference]: With dead ends: 1458 [2023-02-15 14:00:52,234 INFO L226 Difference]: Without dead ends: 946 [2023-02-15 14:00:52,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1149 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=628, Invalid=4202, Unknown=0, NotChecked=0, Total=4830 [2023-02-15 14:00:52,239 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 445 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 498 SdHoareTripleChecker+Invalid, 1482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:52,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [449 Valid, 498 Invalid, 1482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1303 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-15 14:00:52,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2023-02-15 14:00:52,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 918. [2023-02-15 14:00:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 740 states have (on average 1.1) internal successors, (814), 730 states have internal predecessors, (814), 115 states have call successors, (115), 43 states have call predecessors, (115), 59 states have return successors, (187), 144 states have call predecessors, (187), 115 states have call successors, (187) [2023-02-15 14:00:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1116 transitions. [2023-02-15 14:00:52,292 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1116 transitions. Word has length 217 [2023-02-15 14:00:52,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:52,293 INFO L495 AbstractCegarLoop]: Abstraction has 918 states and 1116 transitions. [2023-02-15 14:00:52,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 24 states have (on average 4.583333333333333) internal successors, (110), 20 states have internal predecessors, (110), 14 states have call successors, (18), 8 states have call predecessors, (18), 1 states have return successors, (11), 8 states have call predecessors, (11), 8 states have call successors, (11) [2023-02-15 14:00:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1116 transitions. [2023-02-15 14:00:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-02-15 14:00:52,295 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:52,295 INFO L195 NwaCegarLoop]: trace histogram [22, 21, 14, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:52,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:52,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:52,500 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:52,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:52,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1300890934, now seen corresponding path program 1 times [2023-02-15 14:00:52,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:52,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265440967] [2023-02-15 14:00:52,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:52,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:00:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:00:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:00:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-02-15 14:00:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-02-15 14:00:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 326 proven. 126 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2023-02-15 14:00:52,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:52,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265440967] [2023-02-15 14:00:52,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265440967] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:52,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070270232] [2023-02-15 14:00:52,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:52,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:52,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:52,818 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:52,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2023-02-15 14:00:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:52,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 14:00:52,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:53,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 416 proven. 36 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2023-02-15 14:00:53,172 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 326 proven. 126 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2023-02-15 14:00:53,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1070270232] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:53,480 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:53,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18, 18] total 30 [2023-02-15 14:00:53,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978664915] [2023-02-15 14:00:53,481 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:53,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-02-15 14:00:53,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:53,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-02-15 14:00:53,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2023-02-15 14:00:53,483 INFO L87 Difference]: Start difference. First operand 918 states and 1116 transitions. Second operand has 30 states, 30 states have (on average 4.033333333333333) internal successors, (121), 28 states have internal predecessors, (121), 16 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (18), 12 states have call predecessors, (18), 14 states have call successors, (18) [2023-02-15 14:00:54,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:54,022 INFO L93 Difference]: Finished difference Result 1690 states and 2186 transitions. [2023-02-15 14:00:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-02-15 14:00:54,023 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.033333333333333) internal successors, (121), 28 states have internal predecessors, (121), 16 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (18), 12 states have call predecessors, (18), 14 states have call successors, (18) Word has length 234 [2023-02-15 14:00:54,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:54,027 INFO L225 Difference]: With dead ends: 1690 [2023-02-15 14:00:54,027 INFO L226 Difference]: Without dead ends: 1045 [2023-02-15 14:00:54,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 487 SyntacticMatches, 14 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 638 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=302, Invalid=1860, Unknown=0, NotChecked=0, Total=2162 [2023-02-15 14:00:54,030 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 164 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 1258 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 1321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:54,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 465 Invalid, 1321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1258 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 14:00:54,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2023-02-15 14:00:54,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 921. [2023-02-15 14:00:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 743 states have (on average 1.0995962314939434) internal successors, (817), 732 states have internal predecessors, (817), 115 states have call successors, (115), 43 states have call predecessors, (115), 59 states have return successors, (180), 145 states have call predecessors, (180), 115 states have call successors, (180) [2023-02-15 14:00:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1112 transitions. [2023-02-15 14:00:54,070 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1112 transitions. Word has length 234 [2023-02-15 14:00:54,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:54,071 INFO L495 AbstractCegarLoop]: Abstraction has 921 states and 1112 transitions. [2023-02-15 14:00:54,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.033333333333333) internal successors, (121), 28 states have internal predecessors, (121), 16 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (18), 12 states have call predecessors, (18), 14 states have call successors, (18) [2023-02-15 14:00:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1112 transitions. [2023-02-15 14:00:54,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-02-15 14:00:54,073 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:54,073 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:54,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:54,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:54,278 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:54,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:54,279 INFO L85 PathProgramCache]: Analyzing trace with hash 692914374, now seen corresponding path program 4 times [2023-02-15 14:00:54,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:54,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747820597] [2023-02-15 14:00:54,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:54,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:00:55,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:00:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:00:55,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-02-15 14:00:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:00:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-02-15 14:00:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-02-15 14:00:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-02-15 14:00:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-02-15 14:00:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-02-15 14:00:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-02-15 14:00:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-02-15 14:00:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-02-15 14:00:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-02-15 14:00:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:00:55,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-02-15 14:00:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-02-15 14:00:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-02-15 14:00:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2023-02-15 14:00:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-02-15 14:00:55,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2530 backedges. 0 proven. 1518 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-02-15 14:00:55,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:55,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747820597] [2023-02-15 14:00:55,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747820597] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:55,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393223456] [2023-02-15 14:00:55,171 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 14:00:55,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:55,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:55,186 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:55,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-02-15 14:00:55,267 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 14:00:55,268 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:55,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 47 conjunts are in the unsatisfiable core [2023-02-15 14:00:55,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:55,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2530 backedges. 0 proven. 1518 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-02-15 14:00:55,395 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:56,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2530 backedges. 0 proven. 1518 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-02-15 14:00:56,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393223456] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:56,793 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:56,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 93 [2023-02-15 14:00:56,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129300324] [2023-02-15 14:00:56,794 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:56,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2023-02-15 14:00:56,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:56,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2023-02-15 14:00:56,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2255, Invalid=6487, Unknown=0, NotChecked=0, Total=8742 [2023-02-15 14:00:56,797 INFO L87 Difference]: Start difference. First operand 921 states and 1112 transitions. Second operand has 94 states, 93 states have (on average 2.5698924731182795) internal successors, (239), 94 states have internal predecessors, (239), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-02-15 14:00:58,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:58,296 INFO L93 Difference]: Finished difference Result 2369 states and 2890 transitions. [2023-02-15 14:00:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2023-02-15 14:00:58,297 INFO L78 Accepts]: Start accepts. Automaton has has 94 states, 93 states have (on average 2.5698924731182795) internal successors, (239), 94 states have internal predecessors, (239), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Word has length 235 [2023-02-15 14:00:58,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:58,304 INFO L225 Difference]: With dead ends: 2369 [2023-02-15 14:00:58,304 INFO L226 Difference]: Without dead ends: 2368 [2023-02-15 14:00:58,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 607 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4006 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=5544, Invalid=13916, Unknown=0, NotChecked=0, Total=19460 [2023-02-15 14:00:58,309 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 780 mSDsluCounter, 744 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 829 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:58,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [780 Valid, 829 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 14:00:58,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2368 states. [2023-02-15 14:00:58,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2368 to 1065. [2023-02-15 14:00:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1065 states, 863 states have (on average 1.1135573580533025) internal successors, (961), 852 states have internal predecessors, (961), 139 states have call successors, (139), 43 states have call predecessors, (139), 59 states have return successors, (204), 169 states have call predecessors, (204), 139 states have call successors, (204) [2023-02-15 14:00:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1304 transitions. [2023-02-15 14:00:58,362 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1304 transitions. Word has length 235 [2023-02-15 14:00:58,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:58,362 INFO L495 AbstractCegarLoop]: Abstraction has 1065 states and 1304 transitions. [2023-02-15 14:00:58,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 93 states have (on average 2.5698924731182795) internal successors, (239), 94 states have internal predecessors, (239), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2023-02-15 14:00:58,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1304 transitions. [2023-02-15 14:00:58,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-02-15 14:00:58,368 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:58,368 INFO L195 NwaCegarLoop]: trace histogram [24, 23, 16, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:00:58,374 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:58,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:58,573 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:58,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:58,573 INFO L85 PathProgramCache]: Analyzing trace with hash -2074477219, now seen corresponding path program 2 times [2023-02-15 14:00:58,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:58,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431576512] [2023-02-15 14:00:58,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:58,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:00:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:00:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:00:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-02-15 14:00:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-02-15 14:00:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:00:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 298 proven. 12 refuted. 0 times theorem prover too weak. 1315 trivial. 0 not checked. [2023-02-15 14:00:58,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:58,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431576512] [2023-02-15 14:00:58,777 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431576512] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:58,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551824959] [2023-02-15 14:00:58,777 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:00:58,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:58,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:58,778 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:58,781 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2023-02-15 14:00:58,861 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:00:58,861 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:58,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 13 conjunts are in the unsatisfiable core [2023-02-15 14:00:58,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 298 proven. 12 refuted. 0 times theorem prover too weak. 1315 trivial. 0 not checked. [2023-02-15 14:00:58,942 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:00:59,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 312 proven. 12 refuted. 0 times theorem prover too weak. 1301 trivial. 0 not checked. [2023-02-15 14:00:59,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551824959] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:00:59,245 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:00:59,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 8] total 11 [2023-02-15 14:00:59,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637617821] [2023-02-15 14:00:59,245 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:00:59,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-02-15 14:00:59,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:59,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-02-15 14:00:59,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2023-02-15 14:00:59,247 INFO L87 Difference]: Start difference. First operand 1065 states and 1304 transitions. Second operand has 12 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 12 states have internal predecessors, (58), 3 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (11), 8 states have call predecessors, (11), 3 states have call successors, (11) [2023-02-15 14:00:59,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:00:59,363 INFO L93 Difference]: Finished difference Result 1480 states and 1994 transitions. [2023-02-15 14:00:59,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-02-15 14:00:59,363 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 12 states have internal predecessors, (58), 3 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (11), 8 states have call predecessors, (11), 3 states have call successors, (11) Word has length 255 [2023-02-15 14:00:59,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:00:59,368 INFO L225 Difference]: With dead ends: 1480 [2023-02-15 14:00:59,368 INFO L226 Difference]: Without dead ends: 1473 [2023-02-15 14:00:59,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 548 SyntacticMatches, 9 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2023-02-15 14:00:59,369 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 13 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:00:59,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 263 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:00:59,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2023-02-15 14:00:59,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 1253. [2023-02-15 14:00:59,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1020 states have (on average 1.119607843137255) internal successors, (1142), 988 states have internal predecessors, (1142), 152 states have call successors, (152), 43 states have call predecessors, (152), 77 states have return successors, (343), 221 states have call predecessors, (343), 152 states have call successors, (343) [2023-02-15 14:00:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1637 transitions. [2023-02-15 14:00:59,433 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1637 transitions. Word has length 255 [2023-02-15 14:00:59,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:00:59,433 INFO L495 AbstractCegarLoop]: Abstraction has 1253 states and 1637 transitions. [2023-02-15 14:00:59,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 12 states have internal predecessors, (58), 3 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (11), 8 states have call predecessors, (11), 3 states have call successors, (11) [2023-02-15 14:00:59,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1637 transitions. [2023-02-15 14:00:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-02-15 14:00:59,436 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:00:59,436 INFO L195 NwaCegarLoop]: trace histogram [25, 23, 17, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-02-15 14:00:59,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2023-02-15 14:00:59,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:59,643 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:00:59,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:00:59,643 INFO L85 PathProgramCache]: Analyzing trace with hash -2017853819, now seen corresponding path program 3 times [2023-02-15 14:00:59,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:00:59,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455651905] [2023-02-15 14:00:59,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:00:59,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:00:59,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:00:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:00:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:00:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:00:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:00:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:59,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:00:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:00:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:00:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-02-15 14:00:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-02-15 14:00:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:00:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:00:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:00:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 14:00:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:00:59,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 356 proven. 64 refuted. 0 times theorem prover too weak. 1261 trivial. 0 not checked. [2023-02-15 14:00:59,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:00:59,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455651905] [2023-02-15 14:00:59,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455651905] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:00:59,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657739058] [2023-02-15 14:00:59,866 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:00:59,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:00:59,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:00:59,867 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:00:59,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2023-02-15 14:00:59,920 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-02-15 14:00:59,921 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:00:59,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 14:00:59,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:00:59,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 1604 trivial. 0 not checked. [2023-02-15 14:00:59,964 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-15 14:00:59,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1657739058] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 14:00:59,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-15 14:00:59,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14] total 17 [2023-02-15 14:00:59,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69998197] [2023-02-15 14:00:59,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 14:00:59,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-15 14:00:59,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:00:59,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-15 14:00:59,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2023-02-15 14:00:59,966 INFO L87 Difference]: Start difference. First operand 1253 states and 1637 transitions. Second operand has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (5), 1 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-02-15 14:01:00,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:00,009 INFO L93 Difference]: Finished difference Result 1319 states and 1715 transitions. [2023-02-15 14:01:00,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-15 14:01:00,010 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (5), 1 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 258 [2023-02-15 14:01:00,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:00,016 INFO L225 Difference]: With dead ends: 1319 [2023-02-15 14:01:00,016 INFO L226 Difference]: Without dead ends: 1318 [2023-02-15 14:01:00,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2023-02-15 14:01:00,017 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 5 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:00,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 147 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:01:00,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1318 states. [2023-02-15 14:01:00,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1318 to 1239. [2023-02-15 14:01:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1239 states, 1006 states have (on average 1.121272365805169) internal successors, (1128), 981 states have internal predecessors, (1128), 152 states have call successors, (152), 43 states have call predecessors, (152), 77 states have return successors, (343), 214 states have call predecessors, (343), 152 states have call successors, (343) [2023-02-15 14:01:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 1623 transitions. [2023-02-15 14:01:00,068 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 1623 transitions. Word has length 258 [2023-02-15 14:01:00,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:00,070 INFO L495 AbstractCegarLoop]: Abstraction has 1239 states and 1623 transitions. [2023-02-15 14:01:00,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (5), 1 states have call predecessors, (5), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-02-15 14:01:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1623 transitions. [2023-02-15 14:01:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2023-02-15 14:01:00,073 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:00,073 INFO L195 NwaCegarLoop]: trace histogram [30, 27, 20, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:01:00,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:00,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2023-02-15 14:01:00,278 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:00,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:00,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1467623322, now seen corresponding path program 1 times [2023-02-15 14:01:00,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:00,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345076958] [2023-02-15 14:01:00,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:00,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:01:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:01:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:01:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:01:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:01:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-02-15 14:01:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-02-15 14:01:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-02-15 14:01:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-02-15 14:01:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 408 proven. 264 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-02-15 14:01:00,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:00,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345076958] [2023-02-15 14:01:00,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345076958] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:00,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859716586] [2023-02-15 14:01:00,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:00,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:00,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:00,583 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:00,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-02-15 14:01:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:00,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 14:01:00,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:00,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 1377 proven. 16 refuted. 0 times theorem prover too weak. 1025 trivial. 0 not checked. [2023-02-15 14:01:00,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:01,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 408 proven. 264 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2023-02-15 14:01:01,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859716586] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:01,187 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:01,187 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 29 [2023-02-15 14:01:01,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287542567] [2023-02-15 14:01:01,187 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:01,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-02-15 14:01:01,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:01,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-02-15 14:01:01,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=705, Unknown=0, NotChecked=0, Total=812 [2023-02-15 14:01:01,188 INFO L87 Difference]: Start difference. First operand 1239 states and 1623 transitions. Second operand has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 25 states have internal predecessors, (118), 14 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (17), 10 states have call predecessors, (17), 12 states have call successors, (17) [2023-02-15 14:01:01,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:01,692 INFO L93 Difference]: Finished difference Result 2090 states and 2796 transitions. [2023-02-15 14:01:01,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-02-15 14:01:01,693 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 25 states have internal predecessors, (118), 14 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (17), 10 states have call predecessors, (17), 12 states have call successors, (17) Word has length 305 [2023-02-15 14:01:01,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:01,697 INFO L225 Difference]: With dead ends: 2090 [2023-02-15 14:01:01,697 INFO L226 Difference]: Without dead ends: 1299 [2023-02-15 14:01:01,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 700 GetRequests, 642 SyntacticMatches, 15 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=268, Invalid=1712, Unknown=0, NotChecked=0, Total=1980 [2023-02-15 14:01:01,700 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 238 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 1173 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 1236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:01,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 436 Invalid, 1236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1173 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 14:01:01,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1299 states. [2023-02-15 14:01:01,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1299 to 1269. [2023-02-15 14:01:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1269 states, 1033 states have (on average 1.121974830590513) internal successors, (1159), 1004 states have internal predecessors, (1159), 152 states have call successors, (152), 45 states have call predecessors, (152), 80 states have return successors, (349), 219 states have call predecessors, (349), 152 states have call successors, (349) [2023-02-15 14:01:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 1660 transitions. [2023-02-15 14:01:01,745 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 1660 transitions. Word has length 305 [2023-02-15 14:01:01,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:01,745 INFO L495 AbstractCegarLoop]: Abstraction has 1269 states and 1660 transitions. [2023-02-15 14:01:01,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 4.068965517241379) internal successors, (118), 25 states have internal predecessors, (118), 14 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (17), 10 states have call predecessors, (17), 12 states have call successors, (17) [2023-02-15 14:01:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1660 transitions. [2023-02-15 14:01:01,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2023-02-15 14:01:01,747 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:01,747 INFO L195 NwaCegarLoop]: trace histogram [32, 29, 22, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:01:01,753 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2023-02-15 14:01:01,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2023-02-15 14:01:01,953 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:01,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:01,953 INFO L85 PathProgramCache]: Analyzing trace with hash 728788575, now seen corresponding path program 2 times [2023-02-15 14:01:01,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:01,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566469813] [2023-02-15 14:01:01,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:01,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:01:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:01:02,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:01:02,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:01:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:01:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-02-15 14:01:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-02-15 14:01:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2023-02-15 14:01:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2023-02-15 14:01:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2795 backedges. 401 proven. 174 refuted. 0 times theorem prover too weak. 2220 trivial. 0 not checked. [2023-02-15 14:01:02,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:02,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566469813] [2023-02-15 14:01:02,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566469813] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:02,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [847854152] [2023-02-15 14:01:02,176 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:01:02,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:02,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:02,178 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:02,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-02-15 14:01:02,279 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:01:02,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:02,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 12 conjunts are in the unsatisfiable core [2023-02-15 14:01:02,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:02,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2795 backedges. 1423 proven. 40 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-02-15 14:01:02,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:02,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2795 backedges. 401 proven. 174 refuted. 0 times theorem prover too weak. 2220 trivial. 0 not checked. [2023-02-15 14:01:02,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [847854152] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:02,619 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:02,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2023-02-15 14:01:02,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458983757] [2023-02-15 14:01:02,620 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:02,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-02-15 14:01:02,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:02,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-02-15 14:01:02,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-02-15 14:01:02,621 INFO L87 Difference]: Start difference. First operand 1269 states and 1660 transitions. Second operand has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 10 states have internal predecessors, (80), 7 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) [2023-02-15 14:01:02,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:02,785 INFO L93 Difference]: Finished difference Result 2084 states and 2781 transitions. [2023-02-15 14:01:02,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-02-15 14:01:02,786 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 10 states have internal predecessors, (80), 7 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) Word has length 326 [2023-02-15 14:01:02,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:02,790 INFO L225 Difference]: With dead ends: 2084 [2023-02-15 14:01:02,791 INFO L226 Difference]: Without dead ends: 1280 [2023-02-15 14:01:02,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 728 GetRequests, 701 SyntacticMatches, 10 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2023-02-15 14:01:02,794 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 82 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 222 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:02,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 259 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 222 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:01:02,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. [2023-02-15 14:01:02,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1280 to 1238. [2023-02-15 14:01:02,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1238 states, 1004 states have (on average 1.1115537848605577) internal successors, (1116), 985 states have internal predecessors, (1116), 150 states have call successors, (150), 49 states have call predecessors, (150), 80 states have return successors, (289), 203 states have call predecessors, (289), 150 states have call successors, (289) [2023-02-15 14:01:02,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1238 states and 1555 transitions. [2023-02-15 14:01:02,837 INFO L78 Accepts]: Start accepts. Automaton has 1238 states and 1555 transitions. Word has length 326 [2023-02-15 14:01:02,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:02,837 INFO L495 AbstractCegarLoop]: Abstraction has 1238 states and 1555 transitions. [2023-02-15 14:01:02,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.153846153846154) internal successors, (80), 10 states have internal predecessors, (80), 7 states have call successors, (15), 5 states have call predecessors, (15), 2 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) [2023-02-15 14:01:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1555 transitions. [2023-02-15 14:01:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-02-15 14:01:02,840 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:02,840 INFO L195 NwaCegarLoop]: trace histogram [27, 26, 19, 10, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-02-15 14:01:02,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:03,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2023-02-15 14:01:03,051 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:03,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:03,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1342504344, now seen corresponding path program 4 times [2023-02-15 14:01:03,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:03,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665469942] [2023-02-15 14:01:03,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:03,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:03,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:01:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:01:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:01:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:01:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:01:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-02-15 14:01:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-02-15 14:01:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:03,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:01:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-02-15 14:01:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:03,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2059 backedges. 433 proven. 262 refuted. 0 times theorem prover too weak. 1364 trivial. 0 not checked. [2023-02-15 14:01:03,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:03,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665469942] [2023-02-15 14:01:03,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665469942] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:03,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333465278] [2023-02-15 14:01:03,470 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 14:01:03,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:03,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:03,499 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:03,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2023-02-15 14:01:03,573 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 14:01:03,574 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:03,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 23 conjunts are in the unsatisfiable core [2023-02-15 14:01:03,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2059 backedges. 593 proven. 354 refuted. 0 times theorem prover too weak. 1112 trivial. 0 not checked. [2023-02-15 14:01:03,809 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2059 backedges. 587 proven. 369 refuted. 0 times theorem prover too weak. 1103 trivial. 0 not checked. [2023-02-15 14:01:04,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333465278] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:04,679 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:04,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 21] total 40 [2023-02-15 14:01:04,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569484987] [2023-02-15 14:01:04,680 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:04,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-02-15 14:01:04,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:04,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-02-15 14:01:04,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=1356, Unknown=0, NotChecked=0, Total=1560 [2023-02-15 14:01:04,683 INFO L87 Difference]: Start difference. First operand 1238 states and 1555 transitions. Second operand has 40 states, 39 states have (on average 4.871794871794871) internal successors, (190), 40 states have internal predecessors, (190), 22 states have call successors, (27), 2 states have call predecessors, (27), 12 states have return successors, (30), 19 states have call predecessors, (30), 22 states have call successors, (30) [2023-02-15 14:01:06,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:06,870 INFO L93 Difference]: Finished difference Result 3375 states and 4756 transitions. [2023-02-15 14:01:06,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2023-02-15 14:01:06,870 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 39 states have (on average 4.871794871794871) internal successors, (190), 40 states have internal predecessors, (190), 22 states have call successors, (27), 2 states have call predecessors, (27), 12 states have return successors, (30), 19 states have call predecessors, (30), 22 states have call successors, (30) Word has length 284 [2023-02-15 14:01:06,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:06,895 INFO L225 Difference]: With dead ends: 3375 [2023-02-15 14:01:06,895 INFO L226 Difference]: Without dead ends: 2466 [2023-02-15 14:01:06,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 593 SyntacticMatches, 9 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2113 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1600, Invalid=7142, Unknown=0, NotChecked=0, Total=8742 [2023-02-15 14:01:06,900 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 501 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 2538 mSolverCounterSat, 590 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 3128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 590 IncrementalHoareTripleChecker+Valid, 2538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:06,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [501 Valid, 1037 Invalid, 3128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [590 Valid, 2538 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-02-15 14:01:06,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2466 states. [2023-02-15 14:01:06,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2466 to 2043. [2023-02-15 14:01:06,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2043 states, 1644 states have (on average 1.1009732360097324) internal successors, (1810), 1635 states have internal predecessors, (1810), 227 states have call successors, (227), 109 states have call predecessors, (227), 168 states have return successors, (560), 298 states have call predecessors, (560), 226 states have call successors, (560) [2023-02-15 14:01:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 2043 states and 2597 transitions. [2023-02-15 14:01:06,974 INFO L78 Accepts]: Start accepts. Automaton has 2043 states and 2597 transitions. Word has length 284 [2023-02-15 14:01:06,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:06,974 INFO L495 AbstractCegarLoop]: Abstraction has 2043 states and 2597 transitions. [2023-02-15 14:01:06,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 39 states have (on average 4.871794871794871) internal successors, (190), 40 states have internal predecessors, (190), 22 states have call successors, (27), 2 states have call predecessors, (27), 12 states have return successors, (30), 19 states have call predecessors, (30), 22 states have call successors, (30) [2023-02-15 14:01:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2597 transitions. [2023-02-15 14:01:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-02-15 14:01:06,976 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:06,976 INFO L195 NwaCegarLoop]: trace histogram [31, 29, 21, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 8, 8, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:01:06,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:07,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2023-02-15 14:01:07,181 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:07,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:07,182 INFO L85 PathProgramCache]: Analyzing trace with hash -2146061461, now seen corresponding path program 3 times [2023-02-15 14:01:07,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:07,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803412038] [2023-02-15 14:01:07,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:07,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:01:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:01:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:01:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:01:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:01:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-02-15 14:01:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-02-15 14:01:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-02-15 14:01:07,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2023-02-15 14:01:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:07,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2683 backedges. 639 proven. 225 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2023-02-15 14:01:07,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:07,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803412038] [2023-02-15 14:01:07,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803412038] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:07,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [268103074] [2023-02-15 14:01:07,417 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:01:07,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:07,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:07,422 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:07,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-02-15 14:01:07,535 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-02-15 14:01:07,535 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:07,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 13 conjunts are in the unsatisfiable core [2023-02-15 14:01:07,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2683 backedges. 1577 proven. 52 refuted. 0 times theorem prover too weak. 1054 trivial. 0 not checked. [2023-02-15 14:01:07,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2683 backedges. 623 proven. 305 refuted. 0 times theorem prover too weak. 1755 trivial. 0 not checked. [2023-02-15 14:01:07,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [268103074] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:07,957 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:07,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 14] total 23 [2023-02-15 14:01:07,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409381556] [2023-02-15 14:01:07,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:07,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-02-15 14:01:07,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:07,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-02-15 14:01:07,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=431, Unknown=0, NotChecked=0, Total=506 [2023-02-15 14:01:07,959 INFO L87 Difference]: Start difference. First operand 2043 states and 2597 transitions. Second operand has 23 states, 23 states have (on average 5.782608695652174) internal successors, (133), 23 states have internal predecessors, (133), 12 states have call successors, (19), 2 states have call predecessors, (19), 6 states have return successors, (20), 10 states have call predecessors, (20), 12 states have call successors, (20) [2023-02-15 14:01:08,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:08,234 INFO L93 Difference]: Finished difference Result 3593 states and 4629 transitions. [2023-02-15 14:01:08,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-02-15 14:01:08,235 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 5.782608695652174) internal successors, (133), 23 states have internal predecessors, (133), 12 states have call successors, (19), 2 states have call predecessors, (19), 6 states have return successors, (20), 10 states have call predecessors, (20), 12 states have call successors, (20) Word has length 321 [2023-02-15 14:01:08,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:08,241 INFO L225 Difference]: With dead ends: 3593 [2023-02-15 14:01:08,241 INFO L226 Difference]: Without dead ends: 1996 [2023-02-15 14:01:08,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 720 GetRequests, 683 SyntacticMatches, 7 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=185, Invalid=807, Unknown=0, NotChecked=0, Total=992 [2023-02-15 14:01:08,246 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 136 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:08,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 450 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 14:01:08,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states. [2023-02-15 14:01:08,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1944. [2023-02-15 14:01:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1944 states, 1569 states have (on average 1.0994263862332696) internal successors, (1725), 1551 states have internal predecessors, (1725), 220 states have call successors, (220), 106 states have call predecessors, (220), 151 states have return successors, (530), 286 states have call predecessors, (530), 219 states have call successors, (530) [2023-02-15 14:01:08,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1944 states and 2475 transitions. [2023-02-15 14:01:08,331 INFO L78 Accepts]: Start accepts. Automaton has 1944 states and 2475 transitions. Word has length 321 [2023-02-15 14:01:08,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:08,331 INFO L495 AbstractCegarLoop]: Abstraction has 1944 states and 2475 transitions. [2023-02-15 14:01:08,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.782608695652174) internal successors, (133), 23 states have internal predecessors, (133), 12 states have call successors, (19), 2 states have call predecessors, (19), 6 states have return successors, (20), 10 states have call predecessors, (20), 12 states have call successors, (20) [2023-02-15 14:01:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2475 transitions. [2023-02-15 14:01:08,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2023-02-15 14:01:08,334 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:08,334 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 28, 16, 14, 14, 14, 14, 14, 14, 14, 14, 14, 12, 12, 12, 12, 11, 11, 10, 10, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 14:01:08,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:08,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2023-02-15 14:01:08,539 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:08,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:08,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1588662040, now seen corresponding path program 4 times [2023-02-15 14:01:08,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:08,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514839786] [2023-02-15 14:01:08,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:08,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:01:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:01:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:01:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:01:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:01:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-02-15 14:01:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-02-15 14:01:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-02-15 14:01:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2023-02-15 14:01:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-02-15 14:01:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4404 backedges. 518 proven. 404 refuted. 0 times theorem prover too weak. 3482 trivial. 0 not checked. [2023-02-15 14:01:08,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:08,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514839786] [2023-02-15 14:01:08,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514839786] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:08,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580513152] [2023-02-15 14:01:08,853 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 14:01:08,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:08,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:08,862 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:08,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2023-02-15 14:01:08,974 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 14:01:08,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:08,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 14:01:08,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4404 backedges. 2169 proven. 393 refuted. 0 times theorem prover too weak. 1842 trivial. 0 not checked. [2023-02-15 14:01:09,254 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:09,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4404 backedges. 763 proven. 739 refuted. 0 times theorem prover too weak. 2902 trivial. 0 not checked. [2023-02-15 14:01:09,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580513152] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:09,971 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:09,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 18] total 38 [2023-02-15 14:01:09,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687396638] [2023-02-15 14:01:09,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:09,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2023-02-15 14:01:09,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:09,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2023-02-15 14:01:09,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1281, Unknown=0, NotChecked=0, Total=1406 [2023-02-15 14:01:09,972 INFO L87 Difference]: Start difference. First operand 1944 states and 2475 transitions. Second operand has 38 states, 38 states have (on average 4.684210526315789) internal successors, (178), 36 states have internal predecessors, (178), 20 states have call successors, (31), 6 states have call predecessors, (31), 7 states have return successors, (26), 17 states have call predecessors, (26), 19 states have call successors, (26) [2023-02-15 14:01:12,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:12,043 INFO L93 Difference]: Finished difference Result 4639 states and 6310 transitions. [2023-02-15 14:01:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-02-15 14:01:12,044 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 4.684210526315789) internal successors, (178), 36 states have internal predecessors, (178), 20 states have call successors, (31), 6 states have call predecessors, (31), 7 states have return successors, (26), 17 states have call predecessors, (26), 19 states have call successors, (26) Word has length 403 [2023-02-15 14:01:12,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:12,055 INFO L225 Difference]: With dead ends: 4639 [2023-02-15 14:01:12,055 INFO L226 Difference]: Without dead ends: 2901 [2023-02-15 14:01:12,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 949 GetRequests, 850 SyntacticMatches, 11 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2174 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=998, Invalid=7012, Unknown=0, NotChecked=0, Total=8010 [2023-02-15 14:01:12,065 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 640 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 3049 mSolverCounterSat, 484 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 656 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 3533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 484 IncrementalHoareTripleChecker+Valid, 3049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:12,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [656 Valid, 718 Invalid, 3533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [484 Valid, 3049 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-02-15 14:01:12,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2901 states. [2023-02-15 14:01:12,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2901 to 2633. [2023-02-15 14:01:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2633 states, 2114 states have (on average 1.0676442762535479) internal successors, (2257), 2114 states have internal predecessors, (2257), 316 states have call successors, (316), 150 states have call predecessors, (316), 199 states have return successors, (622), 368 states have call predecessors, (622), 316 states have call successors, (622) [2023-02-15 14:01:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2633 states and 3195 transitions. [2023-02-15 14:01:12,201 INFO L78 Accepts]: Start accepts. Automaton has 2633 states and 3195 transitions. Word has length 403 [2023-02-15 14:01:12,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:12,201 INFO L495 AbstractCegarLoop]: Abstraction has 2633 states and 3195 transitions. [2023-02-15 14:01:12,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 4.684210526315789) internal successors, (178), 36 states have internal predecessors, (178), 20 states have call successors, (31), 6 states have call predecessors, (31), 7 states have return successors, (26), 17 states have call predecessors, (26), 19 states have call successors, (26) [2023-02-15 14:01:12,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 3195 transitions. [2023-02-15 14:01:12,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2023-02-15 14:01:12,206 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:12,206 INFO L195 NwaCegarLoop]: trace histogram [46, 43, 35, 19, 17, 17, 17, 17, 16, 15, 15, 15, 15, 15, 15, 15, 14, 14, 12, 12, 11, 11, 11, 11, 11, 11, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-02-15 14:01:12,211 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:12,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable40 [2023-02-15 14:01:12,411 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:12,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:12,411 INFO L85 PathProgramCache]: Analyzing trace with hash -132864280, now seen corresponding path program 5 times [2023-02-15 14:01:12,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:12,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120905165] [2023-02-15 14:01:12,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:12,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-02-15 14:01:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-02-15 14:01:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-02-15 14:01:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-02-15 14:01:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-02-15 14:01:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2023-02-15 14:01:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-02-15 14:01:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-02-15 14:01:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2023-02-15 14:01:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:12,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2023-02-15 14:01:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:12,742 INFO L134 CoverageAnalysis]: Checked inductivity of 6179 backedges. 664 proven. 302 refuted. 0 times theorem prover too weak. 5213 trivial. 0 not checked. [2023-02-15 14:01:12,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:12,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120905165] [2023-02-15 14:01:12,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120905165] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:12,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764297160] [2023-02-15 14:01:12,743 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 14:01:12,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:12,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:12,744 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:12,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2023-02-15 14:01:12,947 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2023-02-15 14:01:12,947 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:12,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 1082 conjuncts, 16 conjunts are in the unsatisfiable core [2023-02-15 14:01:12,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:13,247 INFO L134 CoverageAnalysis]: Checked inductivity of 6179 backedges. 3168 proven. 143 refuted. 0 times theorem prover too weak. 2868 trivial. 0 not checked. [2023-02-15 14:01:13,247 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:13,526 INFO L134 CoverageAnalysis]: Checked inductivity of 6179 backedges. 664 proven. 302 refuted. 0 times theorem prover too weak. 5213 trivial. 0 not checked. [2023-02-15 14:01:13,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764297160] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:13,527 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:13,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 31 [2023-02-15 14:01:13,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309249731] [2023-02-15 14:01:13,527 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:13,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-02-15 14:01:13,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:13,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-02-15 14:01:13,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=792, Unknown=0, NotChecked=0, Total=930 [2023-02-15 14:01:13,528 INFO L87 Difference]: Start difference. First operand 2633 states and 3195 transitions. Second operand has 31 states, 31 states have (on average 4.064516129032258) internal successors, (126), 31 states have internal predecessors, (126), 12 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 12 states have call predecessors, (20), 12 states have call successors, (20) [2023-02-15 14:01:13,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:13,984 INFO L93 Difference]: Finished difference Result 3401 states and 4047 transitions. [2023-02-15 14:01:13,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-02-15 14:01:13,985 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 4.064516129032258) internal successors, (126), 31 states have internal predecessors, (126), 12 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 12 states have call predecessors, (20), 12 states have call successors, (20) Word has length 479 [2023-02-15 14:01:13,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:13,993 INFO L225 Difference]: With dead ends: 3401 [2023-02-15 14:01:13,993 INFO L226 Difference]: Without dead ends: 2605 [2023-02-15 14:01:13,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1081 GetRequests, 1015 SyntacticMatches, 15 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=574, Invalid=2182, Unknown=0, NotChecked=0, Total=2756 [2023-02-15 14:01:13,995 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 57 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:13,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 533 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:01:13,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2605 states. [2023-02-15 14:01:14,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2605 to 2605. [2023-02-15 14:01:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2605 states, 2090 states have (on average 1.0679425837320575) internal successors, (2232), 2090 states have internal predecessors, (2232), 313 states have call successors, (313), 149 states have call predecessors, (313), 198 states have return successors, (619), 365 states have call predecessors, (619), 313 states have call successors, (619) [2023-02-15 14:01:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2605 states and 3164 transitions. [2023-02-15 14:01:14,089 INFO L78 Accepts]: Start accepts. Automaton has 2605 states and 3164 transitions. Word has length 479 [2023-02-15 14:01:14,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:14,089 INFO L495 AbstractCegarLoop]: Abstraction has 2605 states and 3164 transitions. [2023-02-15 14:01:14,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.064516129032258) internal successors, (126), 31 states have internal predecessors, (126), 12 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 12 states have call predecessors, (20), 12 states have call successors, (20) [2023-02-15 14:01:14,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3164 transitions. [2023-02-15 14:01:14,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2023-02-15 14:01:14,093 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:14,093 INFO L195 NwaCegarLoop]: trace histogram [47, 44, 35, 19, 17, 17, 17, 17, 16, 15, 15, 15, 15, 15, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 12, 12, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-02-15 14:01:14,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2023-02-15 14:01:14,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:14,298 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:14,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:14,298 INFO L85 PathProgramCache]: Analyzing trace with hash 25696677, now seen corresponding path program 6 times [2023-02-15 14:01:14,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:14,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697261043] [2023-02-15 14:01:14,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:14,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-02-15 14:01:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 14:01:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-02-15 14:01:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-02-15 14:01:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-02-15 14:01:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-02-15 14:01:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2023-02-15 14:01:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:01:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2023-02-15 14:01:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2023-02-15 14:01:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:14,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 6428 backedges. 739 proven. 276 refuted. 0 times theorem prover too weak. 5413 trivial. 0 not checked. [2023-02-15 14:01:14,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:14,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697261043] [2023-02-15 14:01:14,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697261043] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:14,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637490536] [2023-02-15 14:01:14,643 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 14:01:14,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:14,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:14,644 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:14,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2023-02-15 14:01:14,804 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2023-02-15 14:01:14,805 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:14,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 1010 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 14:01:14,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:15,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6428 backedges. 3346 proven. 283 refuted. 0 times theorem prover too weak. 2799 trivial. 0 not checked. [2023-02-15 14:01:15,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:15,666 INFO L134 CoverageAnalysis]: Checked inductivity of 6428 backedges. 769 proven. 590 refuted. 0 times theorem prover too weak. 5069 trivial. 0 not checked. [2023-02-15 14:01:15,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637490536] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:15,666 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:15,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 20, 20] total 48 [2023-02-15 14:01:15,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200603468] [2023-02-15 14:01:15,666 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:15,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-02-15 14:01:15,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:15,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-02-15 14:01:15,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=2055, Unknown=0, NotChecked=0, Total=2256 [2023-02-15 14:01:15,670 INFO L87 Difference]: Start difference. First operand 2605 states and 3164 transitions. Second operand has 48 states, 48 states have (on average 4.083333333333333) internal successors, (196), 48 states have internal predecessors, (196), 22 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (33), 23 states have call predecessors, (33), 22 states have call successors, (33) [2023-02-15 14:01:18,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:18,038 INFO L93 Difference]: Finished difference Result 5100 states and 6291 transitions. [2023-02-15 14:01:18,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2023-02-15 14:01:18,039 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 4.083333333333333) internal successors, (196), 48 states have internal predecessors, (196), 22 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (33), 23 states have call predecessors, (33), 22 states have call successors, (33) Word has length 489 [2023-02-15 14:01:18,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:18,060 INFO L225 Difference]: With dead ends: 5100 [2023-02-15 14:01:18,060 INFO L226 Difference]: Without dead ends: 2892 [2023-02-15 14:01:18,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1179 GetRequests, 1032 SyntacticMatches, 4 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6746 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=2330, Invalid=18550, Unknown=0, NotChecked=0, Total=20880 [2023-02-15 14:01:18,069 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 302 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 2430 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 2518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 2430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:18,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 509 Invalid, 2518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 2430 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-02-15 14:01:18,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2892 states. [2023-02-15 14:01:18,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2892 to 2798. [2023-02-15 14:01:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2260 states have (on average 1.0654867256637168) internal successors, (2408), 2252 states have internal predecessors, (2408), 337 states have call successors, (337), 147 states have call predecessors, (337), 197 states have return successors, (729), 398 states have call predecessors, (729), 336 states have call successors, (729) [2023-02-15 14:01:18,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3474 transitions. [2023-02-15 14:01:18,234 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 3474 transitions. Word has length 489 [2023-02-15 14:01:18,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:18,236 INFO L495 AbstractCegarLoop]: Abstraction has 2798 states and 3474 transitions. [2023-02-15 14:01:18,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 4.083333333333333) internal successors, (196), 48 states have internal predecessors, (196), 22 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (33), 23 states have call predecessors, (33), 22 states have call successors, (33) [2023-02-15 14:01:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3474 transitions. [2023-02-15 14:01:18,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2023-02-15 14:01:18,240 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:18,240 INFO L195 NwaCegarLoop]: trace histogram [47, 47, 47, 47, 47, 47, 47, 47, 47, 46, 1, 1, 1, 1, 1, 1] [2023-02-15 14:01:18,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:18,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:18,446 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:18,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:18,446 INFO L85 PathProgramCache]: Analyzing trace with hash -512290434, now seen corresponding path program 5 times [2023-02-15 14:01:18,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:18,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134151400] [2023-02-15 14:01:18,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:18,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:01:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-02-15 14:01:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:01:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-02-15 14:01:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-02-15 14:01:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-02-15 14:01:21,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-02-15 14:01:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-02-15 14:01:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-02-15 14:01:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-02-15 14:01:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-02-15 14:01:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-02-15 14:01:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:01:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-02-15 14:01:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-02-15 14:01:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-02-15 14:01:21,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2023-02-15 14:01:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-02-15 14:01:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:01:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-02-15 14:01:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-02-15 14:01:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-02-15 14:01:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-02-15 14:01:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-02-15 14:01:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2023-02-15 14:01:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-02-15 14:01:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-02-15 14:01:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2023-02-15 14:01:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2023-02-15 14:01:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-02-15 14:01:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2023-02-15 14:01:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2023-02-15 14:01:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-02-15 14:01:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-02-15 14:01:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-02-15 14:01:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 14:01:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2023-02-15 14:01:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2023-02-15 14:01:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-02-15 14:01:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2023-02-15 14:01:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2023-02-15 14:01:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-02-15 14:01:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 10810 backedges. 0 proven. 6486 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-02-15 14:01:21,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:21,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134151400] [2023-02-15 14:01:21,348 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134151400] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:21,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682364051] [2023-02-15 14:01:21,348 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 14:01:21,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:21,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:21,350 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:21,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2023-02-15 14:01:21,555 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2023-02-15 14:01:21,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:21,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 1193 conjuncts, 95 conjunts are in the unsatisfiable core [2023-02-15 14:01:21,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:21,741 INFO L134 CoverageAnalysis]: Checked inductivity of 10810 backedges. 0 proven. 6486 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-02-15 14:01:21,741 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 10810 backedges. 0 proven. 6486 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2023-02-15 14:01:25,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682364051] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:25,633 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:25,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 95, 95] total 189 [2023-02-15 14:01:25,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118879660] [2023-02-15 14:01:25,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:25,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 190 states [2023-02-15 14:01:25,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:25,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 190 interpolants. [2023-02-15 14:01:25,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9119, Invalid=26791, Unknown=0, NotChecked=0, Total=35910 [2023-02-15 14:01:25,643 INFO L87 Difference]: Start difference. First operand 2798 states and 3474 transitions. Second operand has 190 states, 189 states have (on average 2.5343915343915344) internal successors, (479), 190 states have internal predecessors, (479), 94 states have call successors, (94), 1 states have call predecessors, (94), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-02-15 14:01:36,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:36,561 INFO L93 Difference]: Finished difference Result 22781 states and 36730 transitions. [2023-02-15 14:01:36,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2023-02-15 14:01:36,562 INFO L78 Accepts]: Start accepts. Automaton has has 190 states, 189 states have (on average 2.5343915343915344) internal successors, (479), 190 states have internal predecessors, (479), 94 states have call successors, (94), 1 states have call predecessors, (94), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Word has length 475 [2023-02-15 14:01:36,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:36,648 INFO L225 Difference]: With dead ends: 22781 [2023-02-15 14:01:36,648 INFO L226 Difference]: Without dead ends: 22780 [2023-02-15 14:01:36,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1231 GetRequests, 949 SyntacticMatches, 0 SemanticMatches, 282 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17206 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=22608, Invalid=57764, Unknown=0, NotChecked=0, Total=80372 [2023-02-15 14:01:36,664 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 2038 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1191 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2038 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 1192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:36,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2038 Valid, 1173 Invalid, 1192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1191 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-02-15 14:01:36,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22780 states. [2023-02-15 14:01:37,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22780 to 3086. [2023-02-15 14:01:37,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3086 states, 2500 states have (on average 1.0784) internal successors, (2696), 2492 states have internal predecessors, (2696), 385 states have call successors, (385), 147 states have call predecessors, (385), 197 states have return successors, (777), 446 states have call predecessors, (777), 384 states have call successors, (777) [2023-02-15 14:01:37,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 3086 states and 3858 transitions. [2023-02-15 14:01:37,768 INFO L78 Accepts]: Start accepts. Automaton has 3086 states and 3858 transitions. Word has length 475 [2023-02-15 14:01:37,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:37,791 INFO L495 AbstractCegarLoop]: Abstraction has 3086 states and 3858 transitions. [2023-02-15 14:01:37,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 190 states, 189 states have (on average 2.5343915343915344) internal successors, (479), 190 states have internal predecessors, (479), 94 states have call successors, (94), 1 states have call predecessors, (94), 1 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2023-02-15 14:01:37,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3858 transitions. [2023-02-15 14:01:37,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2023-02-15 14:01:37,802 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:37,803 INFO L195 NwaCegarLoop]: trace histogram [58, 56, 43, 24, 20, 20, 20, 20, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 15, 15, 15, 14, 14, 14, 14, 14, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:01:37,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:38,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2023-02-15 14:01:38,012 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:38,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:38,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1811770547, now seen corresponding path program 7 times [2023-02-15 14:01:38,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:38,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085243971] [2023-02-15 14:01:38,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:38,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-02-15 14:01:38,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 14:01:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-02-15 14:01:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-02-15 14:01:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:01:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-02-15 14:01:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-02-15 14:01:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-02-15 14:01:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-02-15 14:01:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-02-15 14:01:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2023-02-15 14:01:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2023-02-15 14:01:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 9963 backedges. 471 proven. 619 refuted. 0 times theorem prover too weak. 8873 trivial. 0 not checked. [2023-02-15 14:01:38,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:38,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085243971] [2023-02-15 14:01:38,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085243971] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:38,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54989295] [2023-02-15 14:01:38,508 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-02-15 14:01:38,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:38,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:38,509 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:38,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2023-02-15 14:01:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:38,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 1361 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 14:01:38,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 9963 backedges. 3466 proven. 507 refuted. 0 times theorem prover too weak. 5990 trivial. 0 not checked. [2023-02-15 14:01:38,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:39,395 INFO L134 CoverageAnalysis]: Checked inductivity of 9963 backedges. 471 proven. 619 refuted. 0 times theorem prover too weak. 8873 trivial. 0 not checked. [2023-02-15 14:01:39,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54989295] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:39,395 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:39,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 27 [2023-02-15 14:01:39,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403947493] [2023-02-15 14:01:39,396 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:39,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-02-15 14:01:39,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:39,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-02-15 14:01:39,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=612, Unknown=0, NotChecked=0, Total=702 [2023-02-15 14:01:39,397 INFO L87 Difference]: Start difference. First operand 3086 states and 3858 transitions. Second operand has 27 states, 27 states have (on average 4.185185185185185) internal successors, (113), 23 states have internal predecessors, (113), 13 states have call successors, (19), 6 states have call predecessors, (19), 2 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) [2023-02-15 14:01:40,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:40,250 INFO L93 Difference]: Finished difference Result 5559 states and 7035 transitions. [2023-02-15 14:01:40,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2023-02-15 14:01:40,250 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 4.185185185185185) internal successors, (113), 23 states have internal predecessors, (113), 13 states have call successors, (19), 6 states have call predecessors, (19), 2 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) Word has length 601 [2023-02-15 14:01:40,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:40,265 INFO L225 Difference]: With dead ends: 5559 [2023-02-15 14:01:40,265 INFO L226 Difference]: Without dead ends: 3402 [2023-02-15 14:01:40,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1362 GetRequests, 1290 SyntacticMatches, 16 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=548, Invalid=2758, Unknown=0, NotChecked=0, Total=3306 [2023-02-15 14:01:40,270 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 175 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:40,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 464 Invalid, 785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 740 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 14:01:40,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3402 states. [2023-02-15 14:01:40,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3402 to 3380. [2023-02-15 14:01:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3380 states, 2739 states have (on average 1.0799561883899234) internal successors, (2958), 2728 states have internal predecessors, (2958), 418 states have call successors, (418), 157 states have call predecessors, (418), 219 states have return successors, (834), 494 states have call predecessors, (834), 417 states have call successors, (834) [2023-02-15 14:01:40,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 3380 states and 4210 transitions. [2023-02-15 14:01:40,485 INFO L78 Accepts]: Start accepts. Automaton has 3380 states and 4210 transitions. Word has length 601 [2023-02-15 14:01:40,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:40,485 INFO L495 AbstractCegarLoop]: Abstraction has 3380 states and 4210 transitions. [2023-02-15 14:01:40,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 4.185185185185185) internal successors, (113), 23 states have internal predecessors, (113), 13 states have call successors, (19), 6 states have call predecessors, (19), 2 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) [2023-02-15 14:01:40,486 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 4210 transitions. [2023-02-15 14:01:40,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2023-02-15 14:01:40,492 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:40,492 INFO L195 NwaCegarLoop]: trace histogram [69, 68, 51, 29, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 22, 18, 17, 17, 16, 16, 16, 16, 16, 6, 6, 6, 6, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:01:40,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:40,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,35 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:40,703 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:40,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:40,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1691819217, now seen corresponding path program 8 times [2023-02-15 14:01:40,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:40,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134354060] [2023-02-15 14:01:40,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:40,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-02-15 14:01:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 14:01:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-02-15 14:01:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-02-15 14:01:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-02-15 14:01:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-02-15 14:01:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-02-15 14:01:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-02-15 14:01:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2023-02-15 14:01:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2023-02-15 14:01:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2023-02-15 14:01:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-02-15 14:01:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2023-02-15 14:01:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2023-02-15 14:01:41,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:41,248 INFO L134 CoverageAnalysis]: Checked inductivity of 14288 backedges. 831 proven. 205 refuted. 0 times theorem prover too weak. 13252 trivial. 0 not checked. [2023-02-15 14:01:41,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:41,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134354060] [2023-02-15 14:01:41,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134354060] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:41,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484298181] [2023-02-15 14:01:41,249 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:01:41,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:41,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:41,252 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:41,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2023-02-15 14:01:41,470 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:01:41,471 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:41,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1615 conjuncts, 20 conjunts are in the unsatisfiable core [2023-02-15 14:01:41,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:41,662 INFO L134 CoverageAnalysis]: Checked inductivity of 14288 backedges. 4950 proven. 145 refuted. 0 times theorem prover too weak. 9193 trivial. 0 not checked. [2023-02-15 14:01:41,662 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:42,090 INFO L134 CoverageAnalysis]: Checked inductivity of 14288 backedges. 831 proven. 205 refuted. 0 times theorem prover too weak. 13252 trivial. 0 not checked. [2023-02-15 14:01:42,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [484298181] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:42,090 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:42,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 30 [2023-02-15 14:01:42,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936573460] [2023-02-15 14:01:42,091 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:42,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-02-15 14:01:42,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:42,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-02-15 14:01:42,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=731, Unknown=0, NotChecked=0, Total=870 [2023-02-15 14:01:42,092 INFO L87 Difference]: Start difference. First operand 3380 states and 4210 transitions. Second operand has 30 states, 30 states have (on average 3.933333333333333) internal successors, (118), 30 states have internal predecessors, (118), 14 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 14 states have call successors, (22) [2023-02-15 14:01:42,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:42,614 INFO L93 Difference]: Finished difference Result 6598 states and 8323 transitions. [2023-02-15 14:01:42,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-02-15 14:01:42,615 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 3.933333333333333) internal successors, (118), 30 states have internal predecessors, (118), 14 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 14 states have call successors, (22) Word has length 713 [2023-02-15 14:01:42,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:42,625 INFO L225 Difference]: With dead ends: 6598 [2023-02-15 14:01:42,625 INFO L226 Difference]: Without dead ends: 3930 [2023-02-15 14:01:42,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1595 GetRequests, 1534 SyntacticMatches, 19 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 723 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=337, Invalid=1555, Unknown=0, NotChecked=0, Total=1892 [2023-02-15 14:01:42,631 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 70 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:42,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 470 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:01:42,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3930 states. [2023-02-15 14:01:42,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3930 to 3527. [2023-02-15 14:01:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3527 states, 2864 states have (on average 1.0771648044692737) internal successors, (3085), 2852 states have internal predecessors, (3085), 440 states have call successors, (440), 157 states have call predecessors, (440), 219 states have return successors, (920), 517 states have call predecessors, (920), 439 states have call successors, (920) [2023-02-15 14:01:42,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 3527 states and 4445 transitions. [2023-02-15 14:01:42,901 INFO L78 Accepts]: Start accepts. Automaton has 3527 states and 4445 transitions. Word has length 713 [2023-02-15 14:01:42,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:42,901 INFO L495 AbstractCegarLoop]: Abstraction has 3527 states and 4445 transitions. [2023-02-15 14:01:42,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 3.933333333333333) internal successors, (118), 30 states have internal predecessors, (118), 14 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 14 states have call successors, (22) [2023-02-15 14:01:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3527 states and 4445 transitions. [2023-02-15 14:01:42,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2023-02-15 14:01:42,907 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:42,907 INFO L195 NwaCegarLoop]: trace histogram [57, 56, 42, 23, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 15, 15, 15, 14, 14, 14, 14, 14, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:01:42,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:43,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2023-02-15 14:01:43,113 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting partsErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:43,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:43,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1349692771, now seen corresponding path program 9 times [2023-02-15 14:01:43,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:43,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99980537] [2023-02-15 14:01:43,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:43,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-02-15 14:01:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 14:01:43,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-02-15 14:01:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-02-15 14:01:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:01:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-02-15 14:01:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-02-15 14:01:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-02-15 14:01:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-02-15 14:01:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-02-15 14:01:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2023-02-15 14:01:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2023-02-15 14:01:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:43,727 INFO L134 CoverageAnalysis]: Checked inductivity of 9727 backedges. 1501 proven. 32 refuted. 0 times theorem prover too weak. 8194 trivial. 0 not checked. [2023-02-15 14:01:43,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:43,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99980537] [2023-02-15 14:01:43,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99980537] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:43,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125317288] [2023-02-15 14:01:43,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:01:43,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:43,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:43,730 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:43,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2023-02-15 14:01:43,870 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2023-02-15 14:01:43,870 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:43,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 16 conjunts are in the unsatisfiable core [2023-02-15 14:01:43,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 9727 backedges. 1100 proven. 18 refuted. 0 times theorem prover too weak. 8609 trivial. 0 not checked. [2023-02-15 14:01:43,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:44,555 INFO L134 CoverageAnalysis]: Checked inductivity of 9727 backedges. 1100 proven. 18 refuted. 0 times theorem prover too weak. 8609 trivial. 0 not checked. [2023-02-15 14:01:44,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125317288] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:44,555 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:44,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2023-02-15 14:01:44,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374999632] [2023-02-15 14:01:44,556 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:44,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-02-15 14:01:44,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:44,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-02-15 14:01:44,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2023-02-15 14:01:44,557 INFO L87 Difference]: Start difference. First operand 3527 states and 4445 transitions. Second operand has 13 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 4 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (11), 8 states have call predecessors, (11), 4 states have call successors, (11) [2023-02-15 14:01:44,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:44,815 INFO L93 Difference]: Finished difference Result 3527 states and 4445 transitions. [2023-02-15 14:01:44,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-15 14:01:44,815 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 4 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (11), 8 states have call predecessors, (11), 4 states have call successors, (11) Word has length 594 [2023-02-15 14:01:44,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:44,824 INFO L225 Difference]: With dead ends: 3527 [2023-02-15 14:01:44,824 INFO L226 Difference]: Without dead ends: 3511 [2023-02-15 14:01:44,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1323 GetRequests, 1298 SyntacticMatches, 13 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-02-15 14:01:44,827 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 6 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:44,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 335 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:01:44,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3511 states. [2023-02-15 14:01:45,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3511 to 3503. [2023-02-15 14:01:45,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3503 states, 2844 states have (on average 1.0654008438818565) internal successors, (3030), 2836 states have internal predecessors, (3030), 438 states have call successors, (438), 157 states have call predecessors, (438), 218 states have return successors, (916), 509 states have call predecessors, (916), 437 states have call successors, (916) [2023-02-15 14:01:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 3503 states and 4384 transitions. [2023-02-15 14:01:45,114 INFO L78 Accepts]: Start accepts. Automaton has 3503 states and 4384 transitions. Word has length 594 [2023-02-15 14:01:45,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:45,115 INFO L495 AbstractCegarLoop]: Abstraction has 3503 states and 4384 transitions. [2023-02-15 14:01:45,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 4 states have call successors, (7), 1 states have call predecessors, (7), 3 states have return successors, (11), 8 states have call predecessors, (11), 4 states have call successors, (11) [2023-02-15 14:01:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 4384 transitions. [2023-02-15 14:01:45,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2023-02-15 14:01:45,121 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:45,121 INFO L195 NwaCegarLoop]: trace histogram [70, 69, 51, 29, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 19, 18, 18, 17, 17, 17, 17, 17, 6, 6, 6, 6, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:01:45,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:45,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,37 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:45,327 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:45,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:45,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1474310482, now seen corresponding path program 5 times [2023-02-15 14:01:45,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:45,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412390495] [2023-02-15 14:01:45,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:45,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:01:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:01:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:01:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:01:45,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:01:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 14:01:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 14:01:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:01:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:01:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-02-15 14:01:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2023-02-15 14:01:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2023-02-15 14:01:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2023-02-15 14:01:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-02-15 14:01:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2023-02-15 14:01:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:45,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 14685 backedges. 1943 proven. 36 refuted. 0 times theorem prover too weak. 12706 trivial. 0 not checked. [2023-02-15 14:01:45,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:45,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412390495] [2023-02-15 14:01:45,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412390495] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:45,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651073076] [2023-02-15 14:01:45,922 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 14:01:45,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:45,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:45,923 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:45,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2023-02-15 14:01:46,173 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2023-02-15 14:01:46,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:46,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 1641 conjuncts, 23 conjunts are in the unsatisfiable core [2023-02-15 14:01:46,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 14685 backedges. 1943 proven. 36 refuted. 0 times theorem prover too weak. 12706 trivial. 0 not checked. [2023-02-15 14:01:46,263 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 14685 backedges. 2000 proven. 36 refuted. 0 times theorem prover too weak. 12649 trivial. 0 not checked. [2023-02-15 14:01:46,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651073076] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:46,983 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:46,984 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 10] total 14 [2023-02-15 14:01:46,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669432642] [2023-02-15 14:01:46,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:46,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-15 14:01:46,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:46,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-15 14:01:46,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2023-02-15 14:01:46,985 INFO L87 Difference]: Start difference. First operand 3503 states and 4384 transitions. Second operand has 15 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 3 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (14), 11 states have call predecessors, (14), 3 states have call successors, (14) [2023-02-15 14:01:47,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:47,287 INFO L93 Difference]: Finished difference Result 3822 states and 4884 transitions. [2023-02-15 14:01:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-02-15 14:01:47,287 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 3 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (14), 11 states have call predecessors, (14), 3 states have call successors, (14) Word has length 724 [2023-02-15 14:01:47,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:47,317 INFO L225 Difference]: With dead ends: 3822 [2023-02-15 14:01:47,318 INFO L226 Difference]: Without dead ends: 3786 [2023-02-15 14:01:47,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1609 GetRequests, 1580 SyntacticMatches, 14 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2023-02-15 14:01:47,333 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 15 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:47,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 333 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 14:01:47,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3786 states. [2023-02-15 14:01:47,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3786 to 3591. [2023-02-15 14:01:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3591 states, 2917 states have (on average 1.062735687350017) internal successors, (3100), 2901 states have internal predecessors, (3100), 444 states have call successors, (444), 156 states have call predecessors, (444), 227 states have return successors, (988), 533 states have call predecessors, (988), 443 states have call successors, (988) [2023-02-15 14:01:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 3591 states and 4532 transitions. [2023-02-15 14:01:47,711 INFO L78 Accepts]: Start accepts. Automaton has 3591 states and 4532 transitions. Word has length 724 [2023-02-15 14:01:47,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:47,711 INFO L495 AbstractCegarLoop]: Abstraction has 3591 states and 4532 transitions. [2023-02-15 14:01:47,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 4.5) internal successors, (63), 13 states have internal predecessors, (63), 3 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (14), 11 states have call predecessors, (14), 3 states have call successors, (14) [2023-02-15 14:01:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3591 states and 4532 transitions. [2023-02-15 14:01:47,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 832 [2023-02-15 14:01:47,719 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:47,719 INFO L195 NwaCegarLoop]: trace histogram [81, 79, 59, 35, 27, 27, 27, 27, 27, 27, 27, 26, 26, 26, 26, 26, 26, 24, 22, 20, 20, 19, 19, 19, 19, 19, 8, 8, 7, 7, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:01:47,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:47,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2023-02-15 14:01:47,926 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting partsErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:47,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:47,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1095685332, now seen corresponding path program 6 times [2023-02-15 14:01:47,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:47,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708775571] [2023-02-15 14:01:47,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:47,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:01:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:01:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:01:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:01:48,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:01:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 14:01:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 14:01:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:01:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:01:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-02-15 14:01:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2023-02-15 14:01:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2023-02-15 14:01:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2023-02-15 14:01:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-02-15 14:01:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2023-02-15 14:01:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:01:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 823 [2023-02-15 14:01:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 19545 backedges. 1136 proven. 552 refuted. 0 times theorem prover too weak. 17857 trivial. 0 not checked. [2023-02-15 14:01:48,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:48,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708775571] [2023-02-15 14:01:48,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708775571] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:48,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229164082] [2023-02-15 14:01:48,671 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 14:01:48,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:48,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:48,672 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:48,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2023-02-15 14:01:48,788 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2023-02-15 14:01:48,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:48,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 14:01:48,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 19545 backedges. 659 proven. 23 refuted. 0 times theorem prover too weak. 18863 trivial. 0 not checked. [2023-02-15 14:01:48,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:49,599 INFO L134 CoverageAnalysis]: Checked inductivity of 19545 backedges. 659 proven. 23 refuted. 0 times theorem prover too weak. 18863 trivial. 0 not checked. [2023-02-15 14:01:49,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229164082] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:49,600 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:49,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 8, 8] total 39 [2023-02-15 14:01:49,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855048910] [2023-02-15 14:01:49,600 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:49,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-02-15 14:01:49,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:49,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-02-15 14:01:49,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1328, Unknown=0, NotChecked=0, Total=1482 [2023-02-15 14:01:49,602 INFO L87 Difference]: Start difference. First operand 3591 states and 4532 transitions. Second operand has 39 states, 35 states have (on average 4.542857142857143) internal successors, (159), 35 states have internal predecessors, (159), 21 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (20), 17 states have call predecessors, (20), 17 states have call successors, (20) [2023-02-15 14:01:51,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:51,078 INFO L93 Difference]: Finished difference Result 7988 states and 10326 transitions. [2023-02-15 14:01:51,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-02-15 14:01:51,079 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 35 states have (on average 4.542857142857143) internal successors, (159), 35 states have internal predecessors, (159), 21 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (20), 17 states have call predecessors, (20), 17 states have call successors, (20) Word has length 831 [2023-02-15 14:01:51,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:51,091 INFO L225 Difference]: With dead ends: 7988 [2023-02-15 14:01:51,091 INFO L226 Difference]: Without dead ends: 5096 [2023-02-15 14:01:51,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1883 GetRequests, 1808 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1463 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=922, Invalid=4930, Unknown=0, NotChecked=0, Total=5852 [2023-02-15 14:01:51,097 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 173 mSDsluCounter, 395 mSDsCounter, 0 mSdLazyCounter, 1266 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 1370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:51,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 424 Invalid, 1370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1266 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-02-15 14:01:51,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5096 states. [2023-02-15 14:01:51,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5096 to 4834. [2023-02-15 14:01:51,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4834 states, 3925 states have (on average 1.061656050955414) internal successors, (4167), 3899 states have internal predecessors, (4167), 613 states have call successors, (613), 178 states have call predecessors, (613), 294 states have return successors, (1579), 756 states have call predecessors, (1579), 612 states have call successors, (1579) [2023-02-15 14:01:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4834 states to 4834 states and 6359 transitions. [2023-02-15 14:01:51,601 INFO L78 Accepts]: Start accepts. Automaton has 4834 states and 6359 transitions. Word has length 831 [2023-02-15 14:01:51,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:51,601 INFO L495 AbstractCegarLoop]: Abstraction has 4834 states and 6359 transitions. [2023-02-15 14:01:51,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 35 states have (on average 4.542857142857143) internal successors, (159), 35 states have internal predecessors, (159), 21 states have call successors, (26), 6 states have call predecessors, (26), 1 states have return successors, (20), 17 states have call predecessors, (20), 17 states have call successors, (20) [2023-02-15 14:01:51,602 INFO L276 IsEmpty]: Start isEmpty. Operand 4834 states and 6359 transitions. [2023-02-15 14:01:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1133 [2023-02-15 14:01:51,616 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:51,616 INFO L195 NwaCegarLoop]: trace histogram [112, 109, 83, 51, 39, 39, 39, 39, 39, 39, 39, 39, 39, 37, 37, 37, 36, 32, 29, 22, 22, 21, 21, 21, 21, 21, 12, 12, 12, 12, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:01:51,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:51,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2023-02-15 14:01:51,821 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:51,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:51,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2039729108, now seen corresponding path program 6 times [2023-02-15 14:01:51,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:51,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911758212] [2023-02-15 14:01:51,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:51,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:01:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-02-15 14:01:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-02-15 14:01:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-02-15 14:01:52,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-02-15 14:01:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-02-15 14:01:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-02-15 14:01:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-02-15 14:01:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-02-15 14:01:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2023-02-15 14:01:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2023-02-15 14:01:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2023-02-15 14:01:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-02-15 14:01:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2023-02-15 14:01:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-02-15 14:01:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2023-02-15 14:01:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:01:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 867 [2023-02-15 14:01:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 882 [2023-02-15 14:01:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2023-02-15 14:01:52,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 963 [2023-02-15 14:01:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:01:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:01:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 37585 backedges. 2283 proven. 520 refuted. 0 times theorem prover too weak. 34782 trivial. 0 not checked. [2023-02-15 14:01:52,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:52,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911758212] [2023-02-15 14:01:52,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911758212] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:52,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814417286] [2023-02-15 14:01:52,847 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 14:01:52,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:52,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:52,848 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:52,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2023-02-15 14:01:53,181 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2023-02-15 14:01:53,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:01:53,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 1981 conjuncts, 23 conjunts are in the unsatisfiable core [2023-02-15 14:01:53,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:01:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 37585 backedges. 4693 proven. 213 refuted. 0 times theorem prover too weak. 32679 trivial. 0 not checked. [2023-02-15 14:01:53,433 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:01:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 37585 backedges. 4687 proven. 238 refuted. 0 times theorem prover too weak. 32660 trivial. 0 not checked. [2023-02-15 14:01:55,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814417286] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:01:55,217 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:01:55,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 15, 18] total 40 [2023-02-15 14:01:55,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072107588] [2023-02-15 14:01:55,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:01:55,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-02-15 14:01:55,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:01:55,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-02-15 14:01:55,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=1424, Unknown=0, NotChecked=0, Total=1560 [2023-02-15 14:01:55,220 INFO L87 Difference]: Start difference. First operand 4834 states and 6359 transitions. Second operand has 40 states, 40 states have (on average 4.625) internal successors, (185), 37 states have internal predecessors, (185), 23 states have call successors, (30), 4 states have call predecessors, (30), 11 states have return successors, (31), 19 states have call predecessors, (31), 22 states have call successors, (31) [2023-02-15 14:01:58,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:01:58,300 INFO L93 Difference]: Finished difference Result 9727 states and 14544 transitions. [2023-02-15 14:01:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2023-02-15 14:01:58,301 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 4.625) internal successors, (185), 37 states have internal predecessors, (185), 23 states have call successors, (30), 4 states have call predecessors, (30), 11 states have return successors, (31), 19 states have call predecessors, (31), 22 states have call successors, (31) Word has length 1132 [2023-02-15 14:01:58,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:01:58,318 INFO L225 Difference]: With dead ends: 9727 [2023-02-15 14:01:58,318 INFO L226 Difference]: Without dead ends: 5979 [2023-02-15 14:01:58,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2591 GetRequests, 2463 SyntacticMatches, 7 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4178 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=2542, Invalid=12464, Unknown=0, NotChecked=0, Total=15006 [2023-02-15 14:01:58,332 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 1908 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 2203 mSolverCounterSat, 1716 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 3919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1716 IncrementalHoareTripleChecker+Valid, 2203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:01:58,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1918 Valid, 725 Invalid, 3919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1716 Valid, 2203 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-02-15 14:01:58,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5979 states. [2023-02-15 14:01:58,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5979 to 4918. [2023-02-15 14:01:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4918 states, 3955 states have (on average 1.0649810366624526) internal successors, (4212), 3972 states have internal predecessors, (4212), 666 states have call successors, (666), 218 states have call predecessors, (666), 295 states have return successors, (1726), 727 states have call predecessors, (1726), 665 states have call successors, (1726) [2023-02-15 14:01:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4918 states to 4918 states and 6604 transitions. [2023-02-15 14:01:58,827 INFO L78 Accepts]: Start accepts. Automaton has 4918 states and 6604 transitions. Word has length 1132 [2023-02-15 14:01:58,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:01:58,828 INFO L495 AbstractCegarLoop]: Abstraction has 4918 states and 6604 transitions. [2023-02-15 14:01:58,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 4.625) internal successors, (185), 37 states have internal predecessors, (185), 23 states have call successors, (30), 4 states have call predecessors, (30), 11 states have return successors, (31), 19 states have call predecessors, (31), 22 states have call successors, (31) [2023-02-15 14:01:58,828 INFO L276 IsEmpty]: Start isEmpty. Operand 4918 states and 6604 transitions. [2023-02-15 14:01:58,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2023-02-15 14:01:58,857 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:01:58,858 INFO L195 NwaCegarLoop]: trace histogram [81, 80, 61, 35, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 28, 26, 20, 17, 17, 16, 16, 16, 16, 16, 6, 6, 6, 6, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:01:58,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2023-02-15 14:01:59,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2023-02-15 14:01:59,065 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:01:59,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:01:59,065 INFO L85 PathProgramCache]: Analyzing trace with hash 417191249, now seen corresponding path program 7 times [2023-02-15 14:01:59,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:01:59,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978423924] [2023-02-15 14:01:59,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:01:59,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:01:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:01:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:01:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:01:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:01:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:01:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:01:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:01:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:01:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-02-15 14:01:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-02-15 14:01:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2023-02-15 14:01:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-02-15 14:01:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 14:01:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2023-02-15 14:01:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2023-02-15 14:01:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:59,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:01:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2023-02-15 14:01:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:59,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2023-02-15 14:01:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:01:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:01:59,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:01:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:01:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:01:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:01:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:01:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:01:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 20136 backedges. 884 proven. 319 refuted. 0 times theorem prover too weak. 18933 trivial. 0 not checked. [2023-02-15 14:01:59,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:01:59,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978423924] [2023-02-15 14:01:59,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978423924] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:01:59,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337666383] [2023-02-15 14:01:59,743 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-02-15 14:01:59,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:01:59,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:01:59,745 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:01:59,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2023-02-15 14:02:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:00,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 1884 conjuncts, 20 conjunts are in the unsatisfiable core [2023-02-15 14:02:00,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:02:00,213 INFO L134 CoverageAnalysis]: Checked inductivity of 20136 backedges. 6231 proven. 170 refuted. 0 times theorem prover too weak. 13735 trivial. 0 not checked. [2023-02-15 14:02:00,214 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:02:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 20136 backedges. 884 proven. 319 refuted. 0 times theorem prover too weak. 18933 trivial. 0 not checked. [2023-02-15 14:02:00,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1337666383] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:02:00,775 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:02:00,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 30 [2023-02-15 14:02:00,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742800002] [2023-02-15 14:02:00,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:02:00,776 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-02-15 14:02:00,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:02:00,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-02-15 14:02:00,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=731, Unknown=0, NotChecked=0, Total=870 [2023-02-15 14:02:00,777 INFO L87 Difference]: Start difference. First operand 4918 states and 6604 transitions. Second operand has 30 states, 30 states have (on average 4.1) internal successors, (123), 30 states have internal predecessors, (123), 15 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 15 states have call predecessors, (23), 15 states have call successors, (23) [2023-02-15 14:02:01,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:02:01,521 INFO L93 Difference]: Finished difference Result 7035 states and 9076 transitions. [2023-02-15 14:02:01,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-02-15 14:02:01,522 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 4.1) internal successors, (123), 30 states have internal predecessors, (123), 15 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 15 states have call predecessors, (23), 15 states have call successors, (23) Word has length 838 [2023-02-15 14:02:01,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:02:01,537 INFO L225 Difference]: With dead ends: 7035 [2023-02-15 14:02:01,537 INFO L226 Difference]: Without dead ends: 4953 [2023-02-15 14:02:01,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1876 GetRequests, 1809 SyntacticMatches, 18 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=466, Invalid=2084, Unknown=0, NotChecked=0, Total=2550 [2023-02-15 14:02:01,543 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 66 mSDsluCounter, 523 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:02:01,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 589 Invalid, 716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 14:02:01,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2023-02-15 14:02:02,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 4908. [2023-02-15 14:02:02,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4908 states, 3945 states have (on average 1.0613434727503168) internal successors, (4187), 3964 states have internal predecessors, (4187), 666 states have call successors, (666), 218 states have call predecessors, (666), 295 states have return successors, (1726), 725 states have call predecessors, (1726), 665 states have call successors, (1726) [2023-02-15 14:02:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 4908 states and 6579 transitions. [2023-02-15 14:02:02,045 INFO L78 Accepts]: Start accepts. Automaton has 4908 states and 6579 transitions. Word has length 838 [2023-02-15 14:02:02,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:02:02,045 INFO L495 AbstractCegarLoop]: Abstraction has 4908 states and 6579 transitions. [2023-02-15 14:02:02,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 4.1) internal successors, (123), 30 states have internal predecessors, (123), 15 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 15 states have call predecessors, (23), 15 states have call successors, (23) [2023-02-15 14:02:02,045 INFO L276 IsEmpty]: Start isEmpty. Operand 4908 states and 6579 transitions. [2023-02-15 14:02:02,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2023-02-15 14:02:02,057 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:02:02,057 INFO L195 NwaCegarLoop]: trace histogram [94, 93, 70, 41, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 32, 29, 24, 20, 20, 19, 19, 19, 19, 19, 8, 8, 8, 8, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:02:02,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2023-02-15 14:02:02,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2023-02-15 14:02:02,262 INFO L420 AbstractCegarLoop]: === Iteration 52 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:02:02,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:02:02,262 INFO L85 PathProgramCache]: Analyzing trace with hash 178585692, now seen corresponding path program 8 times [2023-02-15 14:02:02,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:02:02,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814356996] [2023-02-15 14:02:02,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:02:02,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:02:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:02:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:02:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:02:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:02:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-02-15 14:02:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-02-15 14:02:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-02-15 14:02:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-02-15 14:02:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-02-15 14:02:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-02-15 14:02:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-02-15 14:02:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2023-02-15 14:02:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2023-02-15 14:02:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-02-15 14:02:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2023-02-15 14:02:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2023-02-15 14:02:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2023-02-15 14:02:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2023-02-15 14:02:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 826 [2023-02-15 14:02:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:03,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 27011 backedges. 1148 proven. 412 refuted. 0 times theorem prover too weak. 25451 trivial. 0 not checked. [2023-02-15 14:02:03,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:02:03,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814356996] [2023-02-15 14:02:03,192 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814356996] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:02:03,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310554048] [2023-02-15 14:02:03,192 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:02:03,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:03,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:02:03,193 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:02:03,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2023-02-15 14:02:03,500 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:02:03,500 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:02:03,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 2178 conjuncts, 24 conjunts are in the unsatisfiable core [2023-02-15 14:02:03,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:02:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 27011 backedges. 9104 proven. 257 refuted. 0 times theorem prover too weak. 17650 trivial. 0 not checked. [2023-02-15 14:02:03,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:02:04,330 INFO L134 CoverageAnalysis]: Checked inductivity of 27011 backedges. 1148 proven. 412 refuted. 0 times theorem prover too weak. 25451 trivial. 0 not checked. [2023-02-15 14:02:04,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310554048] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:02:04,331 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:02:04,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 36 [2023-02-15 14:02:04,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399434175] [2023-02-15 14:02:04,332 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:02:04,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-02-15 14:02:04,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:02:04,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-02-15 14:02:04,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=1069, Unknown=0, NotChecked=0, Total=1260 [2023-02-15 14:02:04,337 INFO L87 Difference]: Start difference. First operand 4908 states and 6579 transitions. Second operand has 36 states, 36 states have (on average 3.8333333333333335) internal successors, (138), 36 states have internal predecessors, (138), 18 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 18 states have call predecessors, (26), 18 states have call successors, (26) [2023-02-15 14:02:05,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:02:05,205 INFO L93 Difference]: Finished difference Result 7837 states and 10327 transitions. [2023-02-15 14:02:05,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-02-15 14:02:05,205 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.8333333333333335) internal successors, (138), 36 states have internal predecessors, (138), 18 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 18 states have call predecessors, (26), 18 states have call successors, (26) Word has length 967 [2023-02-15 14:02:05,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:02:05,216 INFO L225 Difference]: With dead ends: 7837 [2023-02-15 14:02:05,216 INFO L226 Difference]: Without dead ends: 4955 [2023-02-15 14:02:05,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2168 GetRequests, 2087 SyntacticMatches, 22 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1333 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=636, Invalid=3024, Unknown=0, NotChecked=0, Total=3660 [2023-02-15 14:02:05,222 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 57 mSDsluCounter, 600 mSDsCounter, 0 mSdLazyCounter, 927 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:02:05,222 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 676 Invalid, 942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 927 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-15 14:02:05,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4955 states. [2023-02-15 14:02:05,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4955 to 4809. [2023-02-15 14:02:05,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4809 states, 3860 states have (on average 1.060103626943005) internal successors, (4092), 3881 states have internal predecessors, (4092), 652 states have call successors, (652), 218 states have call predecessors, (652), 295 states have return successors, (1693), 709 states have call predecessors, (1693), 651 states have call successors, (1693) [2023-02-15 14:02:05,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 4809 states and 6437 transitions. [2023-02-15 14:02:05,659 INFO L78 Accepts]: Start accepts. Automaton has 4809 states and 6437 transitions. Word has length 967 [2023-02-15 14:02:05,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:02:05,659 INFO L495 AbstractCegarLoop]: Abstraction has 4809 states and 6437 transitions. [2023-02-15 14:02:05,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.8333333333333335) internal successors, (138), 36 states have internal predecessors, (138), 18 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 18 states have call predecessors, (26), 18 states have call successors, (26) [2023-02-15 14:02:05,659 INFO L276 IsEmpty]: Start isEmpty. Operand 4809 states and 6437 transitions. [2023-02-15 14:02:05,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 958 [2023-02-15 14:02:05,671 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:02:05,672 INFO L195 NwaCegarLoop]: trace histogram [93, 92, 70, 41, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 33, 32, 29, 23, 19, 19, 18, 18, 18, 18, 18, 8, 8, 8, 8, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2023-02-15 14:02:05,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2023-02-15 14:02:05,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,42 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:05,878 INFO L420 AbstractCegarLoop]: === Iteration 53 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:02:05,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:02:05,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1695523713, now seen corresponding path program 9 times [2023-02-15 14:02:05,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:02:05,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828736107] [2023-02-15 14:02:05,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:02:05,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:02:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:02:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:02:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:02:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:02:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:02:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:02:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:02:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:02:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 14:02:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 14:02:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:02:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:02:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-02-15 14:02:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2023-02-15 14:02:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2023-02-15 14:02:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2023-02-15 14:02:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2023-02-15 14:02:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2023-02-15 14:02:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2023-02-15 14:02:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-02-15 14:02:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 26528 backedges. 813 proven. 1028 refuted. 0 times theorem prover too weak. 24687 trivial. 0 not checked. [2023-02-15 14:02:06,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:02:06,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828736107] [2023-02-15 14:02:06,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828736107] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:02:06,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176300049] [2023-02-15 14:02:06,775 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:02:06,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:06,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:02:06,776 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:02:06,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2023-02-15 14:02:07,015 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2023-02-15 14:02:07,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:02:07,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 1215 conjuncts, 25 conjunts are in the unsatisfiable core [2023-02-15 14:02:07,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:02:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 26528 backedges. 10525 proven. 693 refuted. 0 times theorem prover too weak. 15310 trivial. 0 not checked. [2023-02-15 14:02:07,390 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:02:08,427 INFO L134 CoverageAnalysis]: Checked inductivity of 26528 backedges. 2114 proven. 1368 refuted. 0 times theorem prover too weak. 23046 trivial. 0 not checked. [2023-02-15 14:02:08,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [176300049] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:02:08,427 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:02:08,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 24] total 42 [2023-02-15 14:02:08,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616775293] [2023-02-15 14:02:08,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:02:08,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2023-02-15 14:02:08,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:02:08,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2023-02-15 14:02:08,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=1560, Unknown=0, NotChecked=0, Total=1722 [2023-02-15 14:02:08,429 INFO L87 Difference]: Start difference. First operand 4809 states and 6437 transitions. Second operand has 42 states, 42 states have (on average 4.476190476190476) internal successors, (188), 40 states have internal predecessors, (188), 22 states have call successors, (31), 4 states have call predecessors, (31), 7 states have return successors, (31), 18 states have call predecessors, (31), 20 states have call successors, (31) [2023-02-15 14:02:10,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:02:10,514 INFO L93 Difference]: Finished difference Result 9152 states and 12457 transitions. [2023-02-15 14:02:10,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-02-15 14:02:10,515 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 4.476190476190476) internal successors, (188), 40 states have internal predecessors, (188), 22 states have call successors, (31), 4 states have call predecessors, (31), 7 states have return successors, (31), 18 states have call predecessors, (31), 20 states have call successors, (31) Word has length 957 [2023-02-15 14:02:10,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:02:10,535 INFO L225 Difference]: With dead ends: 9152 [2023-02-15 14:02:10,535 INFO L226 Difference]: Without dead ends: 5440 [2023-02-15 14:02:10,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2181 GetRequests, 2066 SyntacticMatches, 17 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3004 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1294, Invalid=8606, Unknown=0, NotChecked=0, Total=9900 [2023-02-15 14:02:10,548 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 524 mSDsluCounter, 509 mSDsCounter, 0 mSdLazyCounter, 2154 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 526 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 2516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 2154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-02-15 14:02:10,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [526 Valid, 548 Invalid, 2516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 2154 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-02-15 14:02:10,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5440 states. [2023-02-15 14:02:11,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5440 to 5273. [2023-02-15 14:02:11,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5273 states, 4247 states have (on average 1.0569813986343302) internal successors, (4489), 4267 states have internal predecessors, (4489), 720 states have call successors, (720), 241 states have call predecessors, (720), 304 states have return successors, (1776), 764 states have call predecessors, (1776), 718 states have call successors, (1776) [2023-02-15 14:02:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5273 states to 5273 states and 6985 transitions. [2023-02-15 14:02:11,103 INFO L78 Accepts]: Start accepts. Automaton has 5273 states and 6985 transitions. Word has length 957 [2023-02-15 14:02:11,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:02:11,104 INFO L495 AbstractCegarLoop]: Abstraction has 5273 states and 6985 transitions. [2023-02-15 14:02:11,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 4.476190476190476) internal successors, (188), 40 states have internal predecessors, (188), 22 states have call successors, (31), 4 states have call predecessors, (31), 7 states have return successors, (31), 18 states have call predecessors, (31), 20 states have call successors, (31) [2023-02-15 14:02:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 5273 states and 6985 transitions. [2023-02-15 14:02:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 989 [2023-02-15 14:02:11,114 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:02:11,114 INFO L195 NwaCegarLoop]: trace histogram [95, 93, 73, 41, 36, 36, 36, 36, 35, 35, 35, 35, 35, 35, 35, 35, 34, 32, 22, 19, 19, 18, 18, 18, 18, 18, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2023-02-15 14:02:11,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2023-02-15 14:02:11,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,43 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:11,319 INFO L420 AbstractCegarLoop]: === Iteration 54 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:02:11,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:02:11,320 INFO L85 PathProgramCache]: Analyzing trace with hash -299621035, now seen corresponding path program 10 times [2023-02-15 14:02:11,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:02:11,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772884282] [2023-02-15 14:02:11,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:02:11,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:02:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:02:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:02:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:02:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-02-15 14:02:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 14:02:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-02-15 14:02:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-02-15 14:02:11,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:02:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-02-15 14:02:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-02-15 14:02:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-02-15 14:02:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-02-15 14:02:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-02-15 14:02:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:11,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2023-02-15 14:02:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2023-02-15 14:02:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-02-15 14:02:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2023-02-15 14:02:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 714 [2023-02-15 14:02:12,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-02-15 14:02:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 896 [2023-02-15 14:02:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:12,208 INFO L134 CoverageAnalysis]: Checked inductivity of 28073 backedges. 2325 proven. 1605 refuted. 0 times theorem prover too weak. 24143 trivial. 0 not checked. [2023-02-15 14:02:12,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:02:12,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772884282] [2023-02-15 14:02:12,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772884282] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:02:12,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718423064] [2023-02-15 14:02:12,209 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 14:02:12,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:12,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:02:12,211 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:02:12,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-02-15 14:02:12,466 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 14:02:12,466 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:02:12,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 1631 conjuncts, 28 conjunts are in the unsatisfiable core [2023-02-15 14:02:12,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:02:12,893 INFO L134 CoverageAnalysis]: Checked inductivity of 28073 backedges. 8268 proven. 1018 refuted. 0 times theorem prover too weak. 18787 trivial. 0 not checked. [2023-02-15 14:02:12,893 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:02:14,036 INFO L134 CoverageAnalysis]: Checked inductivity of 28073 backedges. 3316 proven. 1555 refuted. 0 times theorem prover too weak. 23202 trivial. 0 not checked. [2023-02-15 14:02:14,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718423064] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:02:14,037 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:02:14,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 24] total 51 [2023-02-15 14:02:14,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315999670] [2023-02-15 14:02:14,037 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:02:14,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2023-02-15 14:02:14,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:02:14,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2023-02-15 14:02:14,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=2311, Unknown=0, NotChecked=0, Total=2550 [2023-02-15 14:02:14,040 INFO L87 Difference]: Start difference. First operand 5273 states and 6985 transitions. Second operand has 51 states, 51 states have (on average 4.862745098039215) internal successors, (248), 50 states have internal predecessors, (248), 30 states have call successors, (38), 4 states have call predecessors, (38), 12 states have return successors, (36), 19 states have call predecessors, (36), 27 states have call successors, (36) [2023-02-15 14:02:16,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:02:16,831 INFO L93 Difference]: Finished difference Result 10350 states and 14891 transitions. [2023-02-15 14:02:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2023-02-15 14:02:16,831 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 4.862745098039215) internal successors, (248), 50 states have internal predecessors, (248), 30 states have call successors, (38), 4 states have call predecessors, (38), 12 states have return successors, (36), 19 states have call predecessors, (36), 27 states have call successors, (36) Word has length 988 [2023-02-15 14:02:16,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:02:16,848 INFO L225 Difference]: With dead ends: 10350 [2023-02-15 14:02:16,849 INFO L226 Difference]: Without dead ends: 5635 [2023-02-15 14:02:16,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2256 GetRequests, 2125 SyntacticMatches, 11 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4179 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=2064, Invalid=12698, Unknown=0, NotChecked=0, Total=14762 [2023-02-15 14:02:16,864 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 664 mSDsluCounter, 1215 mSDsCounter, 0 mSdLazyCounter, 3400 mSolverCounterSat, 793 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 667 SdHoareTripleChecker+Valid, 1302 SdHoareTripleChecker+Invalid, 4193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 793 IncrementalHoareTripleChecker+Valid, 3400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:02:16,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [667 Valid, 1302 Invalid, 4193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [793 Valid, 3400 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-02-15 14:02:16,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5635 states. [2023-02-15 14:02:17,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5635 to 4908. [2023-02-15 14:02:17,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4908 states, 3946 states have (on average 1.060567663456665) internal successors, (4185), 3962 states have internal predecessors, (4185), 660 states have call successors, (660), 237 states have call predecessors, (660), 300 states have return successors, (1851), 708 states have call predecessors, (1851), 659 states have call successors, (1851) [2023-02-15 14:02:17,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 4908 states and 6696 transitions. [2023-02-15 14:02:17,284 INFO L78 Accepts]: Start accepts. Automaton has 4908 states and 6696 transitions. Word has length 988 [2023-02-15 14:02:17,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:02:17,284 INFO L495 AbstractCegarLoop]: Abstraction has 4908 states and 6696 transitions. [2023-02-15 14:02:17,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 4.862745098039215) internal successors, (248), 50 states have internal predecessors, (248), 30 states have call successors, (38), 4 states have call predecessors, (38), 12 states have return successors, (36), 19 states have call predecessors, (36), 27 states have call successors, (36) [2023-02-15 14:02:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand 4908 states and 6696 transitions. [2023-02-15 14:02:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1436 [2023-02-15 14:02:17,300 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:02:17,300 INFO L195 NwaCegarLoop]: trace histogram [139, 138, 109, 63, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 53, 52, 46, 30, 23, 23, 22, 22, 22, 22, 22, 10, 10, 10, 10, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2023-02-15 14:02:17,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2023-02-15 14:02:17,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2023-02-15 14:02:17,507 INFO L420 AbstractCegarLoop]: === Iteration 55 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:02:17,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:02:17,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1996747497, now seen corresponding path program 11 times [2023-02-15 14:02:17,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:02:17,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850267513] [2023-02-15 14:02:17,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:02:17,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:02:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:02:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:02:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:02:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:02:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:02:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:02:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:02:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:02:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 14:02:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 14:02:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:02:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:02:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-02-15 14:02:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2023-02-15 14:02:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2023-02-15 14:02:18,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2023-02-15 14:02:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2023-02-15 14:02:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:18,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-02-15 14:02:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 873 [2023-02-15 14:02:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1028 [2023-02-15 14:02:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1039 [2023-02-15 14:02:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1140 [2023-02-15 14:02:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-02-15 14:02:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1322 [2023-02-15 14:02:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-02-15 14:02:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 61353 backedges. 7399 proven. 1219 refuted. 0 times theorem prover too weak. 52735 trivial. 0 not checked. [2023-02-15 14:02:18,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:02:18,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850267513] [2023-02-15 14:02:18,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850267513] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:02:18,892 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [444546303] [2023-02-15 14:02:18,892 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-02-15 14:02:18,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:18,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:02:18,894 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:02:18,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-02-15 14:02:19,210 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2023-02-15 14:02:19,210 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:02:19,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 1796 conjuncts, 18 conjunts are in the unsatisfiable core [2023-02-15 14:02:19,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:02:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 61353 backedges. 15494 proven. 345 refuted. 0 times theorem prover too weak. 45514 trivial. 0 not checked. [2023-02-15 14:02:19,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:02:21,033 INFO L134 CoverageAnalysis]: Checked inductivity of 61353 backedges. 6299 proven. 1003 refuted. 0 times theorem prover too weak. 54051 trivial. 0 not checked. [2023-02-15 14:02:21,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [444546303] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:02:21,033 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:02:21,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 13, 15] total 41 [2023-02-15 14:02:21,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709467307] [2023-02-15 14:02:21,034 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:02:21,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-02-15 14:02:21,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:02:21,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-02-15 14:02:21,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1468, Unknown=0, NotChecked=0, Total=1640 [2023-02-15 14:02:21,036 INFO L87 Difference]: Start difference. First operand 4908 states and 6696 transitions. Second operand has 41 states, 38 states have (on average 5.5) internal successors, (209), 40 states have internal predecessors, (209), 25 states have call successors, (38), 3 states have call predecessors, (38), 11 states have return successors, (41), 23 states have call predecessors, (41), 24 states have call successors, (41) [2023-02-15 14:02:23,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:02:23,402 INFO L93 Difference]: Finished difference Result 9177 states and 14144 transitions. [2023-02-15 14:02:23,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2023-02-15 14:02:23,403 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 38 states have (on average 5.5) internal successors, (209), 40 states have internal predecessors, (209), 25 states have call successors, (38), 3 states have call predecessors, (38), 11 states have return successors, (41), 23 states have call predecessors, (41), 24 states have call successors, (41) Word has length 1435 [2023-02-15 14:02:23,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:02:23,419 INFO L225 Difference]: With dead ends: 9177 [2023-02-15 14:02:23,420 INFO L226 Difference]: Without dead ends: 5437 [2023-02-15 14:02:23,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3231 GetRequests, 3126 SyntacticMatches, 8 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2434 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1689, Invalid=8013, Unknown=0, NotChecked=0, Total=9702 [2023-02-15 14:02:23,434 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 487 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 2554 mSolverCounterSat, 667 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 1033 SdHoareTripleChecker+Invalid, 3221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 667 IncrementalHoareTripleChecker+Valid, 2554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-02-15 14:02:23,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 1033 Invalid, 3221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [667 Valid, 2554 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-02-15 14:02:23,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5437 states. [2023-02-15 14:02:23,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5437 to 4871. [2023-02-15 14:02:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4871 states, 3921 states have (on average 1.0599336903851058) internal successors, (4156), 3944 states have internal predecessors, (4156), 649 states have call successors, (649), 250 states have call predecessors, (649), 299 states have return successors, (1768), 676 states have call predecessors, (1768), 648 states have call successors, (1768) [2023-02-15 14:02:23,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4871 states to 4871 states and 6573 transitions. [2023-02-15 14:02:23,850 INFO L78 Accepts]: Start accepts. Automaton has 4871 states and 6573 transitions. Word has length 1435 [2023-02-15 14:02:23,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:02:23,851 INFO L495 AbstractCegarLoop]: Abstraction has 4871 states and 6573 transitions. [2023-02-15 14:02:23,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 38 states have (on average 5.5) internal successors, (209), 40 states have internal predecessors, (209), 25 states have call successors, (38), 3 states have call predecessors, (38), 11 states have return successors, (41), 23 states have call predecessors, (41), 24 states have call successors, (41) [2023-02-15 14:02:23,851 INFO L276 IsEmpty]: Start isEmpty. Operand 4871 states and 6573 transitions. [2023-02-15 14:02:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1449 [2023-02-15 14:02:23,867 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:02:23,868 INFO L195 NwaCegarLoop]: trace histogram [140, 139, 110, 63, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 53, 47, 30, 23, 23, 22, 22, 22, 22, 22, 9, 9, 9, 9, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2023-02-15 14:02:23,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2023-02-15 14:02:24,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,45 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:24,074 INFO L420 AbstractCegarLoop]: === Iteration 56 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:02:24,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:02:24,075 INFO L85 PathProgramCache]: Analyzing trace with hash 529019726, now seen corresponding path program 12 times [2023-02-15 14:02:24,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:02:24,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3412833] [2023-02-15 14:02:24,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:02:24,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:02:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:02:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:02:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:02:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:02:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:02:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:02:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:02:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:02:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 14:02:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 14:02:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:02:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:02:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-02-15 14:02:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2023-02-15 14:02:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2023-02-15 14:02:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2023-02-15 14:02:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2023-02-15 14:02:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-02-15 14:02:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 873 [2023-02-15 14:02:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:02:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:02:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1028 [2023-02-15 14:02:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1039 [2023-02-15 14:02:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1140 [2023-02-15 14:02:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:02:25,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-02-15 14:02:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1335 [2023-02-15 14:02:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:02:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:02:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:02:25,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-02-15 14:02:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 62528 backedges. 5010 proven. 2086 refuted. 0 times theorem prover too weak. 55432 trivial. 0 not checked. [2023-02-15 14:02:25,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:02:25,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3412833] [2023-02-15 14:02:25,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3412833] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:02:25,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629968417] [2023-02-15 14:02:25,702 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 14:02:25,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:25,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:02:25,724 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:02:25,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-02-15 14:02:26,032 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2023-02-15 14:02:26,033 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:02:26,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 43 conjunts are in the unsatisfiable core [2023-02-15 14:02:26,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:02:26,669 INFO L134 CoverageAnalysis]: Checked inductivity of 62528 backedges. 10063 proven. 1912 refuted. 0 times theorem prover too weak. 50553 trivial. 0 not checked. [2023-02-15 14:02:26,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:02:29,461 INFO L134 CoverageAnalysis]: Checked inductivity of 62528 backedges. 10047 proven. 1966 refuted. 0 times theorem prover too weak. 50515 trivial. 0 not checked. [2023-02-15 14:02:29,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1629968417] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:02:29,461 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:02:29,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 28, 36] total 73 [2023-02-15 14:02:29,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277692859] [2023-02-15 14:02:29,462 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:02:29,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2023-02-15 14:02:29,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:02:29,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2023-02-15 14:02:29,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=4890, Unknown=0, NotChecked=0, Total=5256 [2023-02-15 14:02:29,465 INFO L87 Difference]: Start difference. First operand 4871 states and 6573 transitions. Second operand has 73 states, 73 states have (on average 4.712328767123288) internal successors, (344), 71 states have internal predecessors, (344), 45 states have call successors, (53), 3 states have call predecessors, (53), 18 states have return successors, (57), 34 states have call predecessors, (57), 43 states have call successors, (57) [2023-02-15 14:02:38,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:02:38,527 INFO L93 Difference]: Finished difference Result 12487 states and 21651 transitions. [2023-02-15 14:02:38,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 204 states. [2023-02-15 14:02:38,527 INFO L78 Accepts]: Start accepts. Automaton has has 73 states, 73 states have (on average 4.712328767123288) internal successors, (344), 71 states have internal predecessors, (344), 45 states have call successors, (53), 3 states have call predecessors, (53), 18 states have return successors, (57), 34 states have call predecessors, (57), 43 states have call successors, (57) Word has length 1448 [2023-02-15 14:02:38,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:02:38,559 INFO L225 Difference]: With dead ends: 12487 [2023-02-15 14:02:38,560 INFO L226 Difference]: Without dead ends: 8233 [2023-02-15 14:02:38,584 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3404 GetRequests, 3130 SyntacticMatches, 15 SemanticMatches, 259 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21928 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=7919, Invalid=59941, Unknown=0, NotChecked=0, Total=67860 [2023-02-15 14:02:38,584 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 2225 mSDsluCounter, 2107 mSDsCounter, 0 mSdLazyCounter, 10928 mSolverCounterSat, 3586 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2238 SdHoareTripleChecker+Valid, 2234 SdHoareTripleChecker+Invalid, 14514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3586 IncrementalHoareTripleChecker+Valid, 10928 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-02-15 14:02:38,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2238 Valid, 2234 Invalid, 14514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3586 Valid, 10928 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2023-02-15 14:02:38,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8233 states. [2023-02-15 14:02:39,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8233 to 6878. [2023-02-15 14:02:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6878 states, 5534 states have (on average 1.0594506685941454) internal successors, (5863), 5566 states have internal predecessors, (5863), 915 states have call successors, (915), 383 states have call predecessors, (915), 427 states have return successors, (2782), 928 states have call predecessors, (2782), 910 states have call successors, (2782) [2023-02-15 14:02:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6878 states to 6878 states and 9560 transitions. [2023-02-15 14:02:39,253 INFO L78 Accepts]: Start accepts. Automaton has 6878 states and 9560 transitions. Word has length 1448 [2023-02-15 14:02:39,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:02:39,253 INFO L495 AbstractCegarLoop]: Abstraction has 6878 states and 9560 transitions. [2023-02-15 14:02:39,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 4.712328767123288) internal successors, (344), 71 states have internal predecessors, (344), 45 states have call successors, (53), 3 states have call predecessors, (53), 18 states have return successors, (57), 34 states have call predecessors, (57), 43 states have call successors, (57) [2023-02-15 14:02:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 6878 states and 9560 transitions. [2023-02-15 14:02:39,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 956 [2023-02-15 14:02:39,261 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:02:39,262 INFO L195 NwaCegarLoop]: trace histogram [95, 95, 95, 95, 95, 95, 95, 95, 95, 94, 1, 1, 1, 1, 1, 1] [2023-02-15 14:02:39,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-02-15 14:02:39,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2023-02-15 14:02:39,467 INFO L420 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:02:39,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:02:39,468 INFO L85 PathProgramCache]: Analyzing trace with hash 77558510, now seen corresponding path program 6 times [2023-02-15 14:02:39,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:02:39,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923574623] [2023-02-15 14:02:39,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:02:39,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:02:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:02:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:02:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:02:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:02:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:02:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:02:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-02-15 14:02:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:02:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-02-15 14:02:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-02-15 14:02:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-02-15 14:02:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-02-15 14:02:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2023-02-15 14:02:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-02-15 14:02:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-02-15 14:02:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-02-15 14:02:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-02-15 14:02:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:02:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2023-02-15 14:02:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2023-02-15 14:02:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-02-15 14:02:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2023-02-15 14:02:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-02-15 14:02:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:02:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-02-15 14:02:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2023-02-15 14:02:55,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2023-02-15 14:02:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-02-15 14:02:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2023-02-15 14:02:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2023-02-15 14:02:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-02-15 14:02:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-02-15 14:02:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2023-02-15 14:02:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2023-02-15 14:02:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-02-15 14:02:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2023-02-15 14:02:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2023-02-15 14:02:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-02-15 14:02:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-02-15 14:02:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-02-15 14:02:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-02-15 14:02:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 416 [2023-02-15 14:02:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2023-02-15 14:02:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-02-15 14:02:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2023-02-15 14:02:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2023-02-15 14:02:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2023-02-15 14:02:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2023-02-15 14:02:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2023-02-15 14:02:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-02-15 14:02:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2023-02-15 14:02:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2023-02-15 14:02:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2023-02-15 14:02:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2023-02-15 14:02:55,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2023-02-15 14:02:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2023-02-15 14:02:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2023-02-15 14:02:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2023-02-15 14:02:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2023-02-15 14:02:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2023-02-15 14:02:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2023-02-15 14:02:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2023-02-15 14:02:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2023-02-15 14:02:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2023-02-15 14:02:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2023-02-15 14:02:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2023-02-15 14:02:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2023-02-15 14:02:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2023-02-15 14:02:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2023-02-15 14:02:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2023-02-15 14:02:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2023-02-15 14:02:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2023-02-15 14:02:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 726 [2023-02-15 14:02:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2023-02-15 14:02:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2023-02-15 14:02:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 756 [2023-02-15 14:02:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2023-02-15 14:02:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2023-02-15 14:02:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2023-02-15 14:02:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 796 [2023-02-15 14:02:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2023-02-15 14:02:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 816 [2023-02-15 14:02:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 826 [2023-02-15 14:02:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2023-02-15 14:02:55,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 846 [2023-02-15 14:02:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 856 [2023-02-15 14:02:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 866 [2023-02-15 14:02:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2023-02-15 14:02:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2023-02-15 14:02:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 896 [2023-02-15 14:02:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 906 [2023-02-15 14:02:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 916 [2023-02-15 14:02:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 926 [2023-02-15 14:02:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 936 [2023-02-15 14:02:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 946 [2023-02-15 14:02:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:02:55,443 INFO L134 CoverageAnalysis]: Checked inductivity of 44650 backedges. 0 proven. 26790 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2023-02-15 14:02:55,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:02:55,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923574623] [2023-02-15 14:02:55,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923574623] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:02:55,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043335250] [2023-02-15 14:02:55,444 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-02-15 14:02:55,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:02:55,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:02:55,445 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:02:55,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2023-02-15 14:02:56,079 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 95 check-sat command(s) [2023-02-15 14:02:56,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:02:56,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 2393 conjuncts, 191 conjunts are in the unsatisfiable core [2023-02-15 14:02:56,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:02:56,697 INFO L134 CoverageAnalysis]: Checked inductivity of 44650 backedges. 0 proven. 26790 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2023-02-15 14:02:56,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:03:10,976 INFO L134 CoverageAnalysis]: Checked inductivity of 44650 backedges. 0 proven. 26790 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2023-02-15 14:03:10,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043335250] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:03:10,976 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:03:10,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [191, 191, 191] total 381 [2023-02-15 14:03:10,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109200869] [2023-02-15 14:03:10,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:03:10,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 382 states [2023-02-15 14:03:10,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:03:10,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 382 interpolants. [2023-02-15 14:03:10,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36671, Invalid=108871, Unknown=0, NotChecked=0, Total=145542 [2023-02-15 14:03:10,995 INFO L87 Difference]: Start difference. First operand 6878 states and 9560 transitions. Second operand has 382 states, 381 states have (on average 2.5170603674540684) internal successors, (959), 382 states have internal predecessors, (959), 190 states have call successors, (190), 1 states have call predecessors, (190), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2023-02-15 14:04:13,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:04:13,156 INFO L93 Difference]: Finished difference Result 36456 states and 58565 transitions. [2023-02-15 14:04:13,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 382 states. [2023-02-15 14:04:13,157 INFO L78 Accepts]: Start accepts. Automaton has has 382 states, 381 states have (on average 2.5170603674540684) internal successors, (959), 382 states have internal predecessors, (959), 190 states have call successors, (190), 1 states have call predecessors, (190), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) Word has length 955 [2023-02-15 14:04:13,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:04:13,269 INFO L225 Difference]: With dead ends: 36456 [2023-02-15 14:04:13,270 INFO L226 Difference]: Without dead ends: 36455 [2023-02-15 14:04:13,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2479 GetRequests, 1909 SyntacticMatches, 0 SemanticMatches, 570 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71254 ImplicationChecksByTransitivity, 36.0s TimeCoverageRelationStatistics Valid=91296, Invalid=235316, Unknown=0, NotChecked=0, Total=326612 [2023-02-15 14:04:13,304 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 5952 mSDsluCounter, 1959 mSDsCounter, 0 mSdLazyCounter, 2404 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5952 SdHoareTripleChecker+Valid, 2186 SdHoareTripleChecker+Invalid, 2405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:04:13,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5952 Valid, 2186 Invalid, 2405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2404 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-02-15 14:04:13,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36455 states. [2023-02-15 14:04:15,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36455 to 7454. [2023-02-15 14:04:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7454 states, 6014 states have (on average 1.0706684403059528) internal successors, (6439), 6046 states have internal predecessors, (6439), 1011 states have call successors, (1011), 383 states have call predecessors, (1011), 427 states have return successors, (2878), 1024 states have call predecessors, (2878), 1006 states have call successors, (2878) [2023-02-15 14:04:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7454 states to 7454 states and 10328 transitions. [2023-02-15 14:04:15,750 INFO L78 Accepts]: Start accepts. Automaton has 7454 states and 10328 transitions. Word has length 955 [2023-02-15 14:04:15,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:04:15,751 INFO L495 AbstractCegarLoop]: Abstraction has 7454 states and 10328 transitions. [2023-02-15 14:04:15,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 382 states, 381 states have (on average 2.5170603674540684) internal successors, (959), 382 states have internal predecessors, (959), 190 states have call successors, (190), 1 states have call predecessors, (190), 1 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2023-02-15 14:04:15,751 INFO L276 IsEmpty]: Start isEmpty. Operand 7454 states and 10328 transitions. [2023-02-15 14:04:15,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1916 [2023-02-15 14:04:15,775 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:04:15,776 INFO L195 NwaCegarLoop]: trace histogram [187, 186, 145, 87, 71, 71, 71, 71, 71, 71, 71, 71, 71, 71, 71, 71, 70, 58, 42, 29, 29, 28, 28, 28, 28, 28, 16, 16, 16, 16, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2023-02-15 14:04:15,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2023-02-15 14:04:15,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,47 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:04:15,984 INFO L420 AbstractCegarLoop]: === Iteration 58 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:04:15,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:04:15,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1344132821, now seen corresponding path program 13 times [2023-02-15 14:04:15,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:04:15,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950708570] [2023-02-15 14:04:15,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:04:15,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:04:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:04:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:04:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:04:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:04:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-02-15 14:04:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-02-15 14:04:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-02-15 14:04:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-02-15 14:04:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-02-15 14:04:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2023-02-15 14:04:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-02-15 14:04:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-02-15 14:04:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2023-02-15 14:04:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2023-02-15 14:04:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2023-02-15 14:04:17,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2023-02-15 14:04:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2023-02-15 14:04:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2023-02-15 14:04:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2023-02-15 14:04:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 860 [2023-02-15 14:04:17,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1002 [2023-02-15 14:04:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1144 [2023-02-15 14:04:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1294 [2023-02-15 14:04:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1449 [2023-02-15 14:04:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1460 [2023-02-15 14:04:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1554 [2023-02-15 14:04:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1704 [2023-02-15 14:04:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:17,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1741 [2023-02-15 14:04:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:04:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:17,720 INFO L134 CoverageAnalysis]: Checked inductivity of 110937 backedges. 2854 proven. 2011 refuted. 0 times theorem prover too weak. 106072 trivial. 0 not checked. [2023-02-15 14:04:17,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:04:17,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950708570] [2023-02-15 14:04:17,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950708570] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:04:17,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640485926] [2023-02-15 14:04:17,721 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-02-15 14:04:17,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:04:17,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:04:17,722 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:04:17,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2023-02-15 14:04:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:18,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 4274 conjuncts, 21 conjunts are in the unsatisfiable core [2023-02-15 14:04:18,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:04:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 110937 backedges. 54830 proven. 1249 refuted. 0 times theorem prover too weak. 54858 trivial. 0 not checked. [2023-02-15 14:04:18,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:04:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 110937 backedges. 2854 proven. 2011 refuted. 0 times theorem prover too weak. 106072 trivial. 0 not checked. [2023-02-15 14:04:19,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640485926] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:04:19,856 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:04:19,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20, 20] total 32 [2023-02-15 14:04:19,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338819265] [2023-02-15 14:04:19,857 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:04:19,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2023-02-15 14:04:19,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:04:19,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-02-15 14:04:19,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=848, Unknown=0, NotChecked=0, Total=992 [2023-02-15 14:04:19,859 INFO L87 Difference]: Start difference. First operand 7454 states and 10328 transitions. Second operand has 32 states, 32 states have (on average 4.65625) internal successors, (149), 32 states have internal predecessors, (149), 17 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (27), 15 states have call predecessors, (27), 17 states have call successors, (27) [2023-02-15 14:04:21,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:04:21,494 INFO L93 Difference]: Finished difference Result 12831 states and 18031 transitions. [2023-02-15 14:04:21,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-02-15 14:04:21,494 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 4.65625) internal successors, (149), 32 states have internal predecessors, (149), 17 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (27), 15 states have call predecessors, (27), 17 states have call successors, (27) Word has length 1915 [2023-02-15 14:04:21,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:04:21,524 INFO L225 Difference]: With dead ends: 12831 [2023-02-15 14:04:21,524 INFO L226 Difference]: Without dead ends: 7430 [2023-02-15 14:04:21,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4258 GetRequests, 4173 SyntacticMatches, 17 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1487 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1064, Invalid=3766, Unknown=0, NotChecked=0, Total=4830 [2023-02-15 14:04:21,544 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 159 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 1054 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 1054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 14:04:21,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 246 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 1054 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 14:04:21,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7430 states. [2023-02-15 14:04:22,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7430 to 7410. [2023-02-15 14:04:22,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7410 states, 5979 states have (on average 1.070747616658304) internal successors, (6402), 6010 states have internal predecessors, (6402), 1005 states have call successors, (1005), 381 states have call predecessors, (1005), 424 states have return successors, (2867), 1018 states have call predecessors, (2867), 1000 states have call successors, (2867) [2023-02-15 14:04:22,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7410 states to 7410 states and 10274 transitions. [2023-02-15 14:04:22,376 INFO L78 Accepts]: Start accepts. Automaton has 7410 states and 10274 transitions. Word has length 1915 [2023-02-15 14:04:22,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:04:22,376 INFO L495 AbstractCegarLoop]: Abstraction has 7410 states and 10274 transitions. [2023-02-15 14:04:22,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 4.65625) internal successors, (149), 32 states have internal predecessors, (149), 17 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (27), 15 states have call predecessors, (27), 17 states have call successors, (27) [2023-02-15 14:04:22,377 INFO L276 IsEmpty]: Start isEmpty. Operand 7410 states and 10274 transitions. [2023-02-15 14:04:22,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1495 [2023-02-15 14:04:22,394 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:04:22,395 INFO L195 NwaCegarLoop]: trace histogram [145, 144, 113, 66, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 55, 54, 47, 32, 24, 24, 23, 23, 23, 23, 23, 11, 11, 11, 11, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2023-02-15 14:04:22,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2023-02-15 14:04:22,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,48 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:04:22,607 INFO L420 AbstractCegarLoop]: === Iteration 59 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:04:22,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:04:22,608 INFO L85 PathProgramCache]: Analyzing trace with hash -486453516, now seen corresponding path program 14 times [2023-02-15 14:04:22,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:04:22,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839046348] [2023-02-15 14:04:22,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:04:22,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:04:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:04:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:04:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:04:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:04:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:04:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:04:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:04:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:04:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 14:04:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 14:04:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:04:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:04:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-02-15 14:04:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2023-02-15 14:04:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2023-02-15 14:04:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2023-02-15 14:04:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2023-02-15 14:04:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-02-15 14:04:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 873 [2023-02-15 14:04:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1028 [2023-02-15 14:04:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1039 [2023-02-15 14:04:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:23,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1133 [2023-02-15 14:04:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1283 [2023-02-15 14:04:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1320 [2023-02-15 14:04:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:04:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:24,215 INFO L134 CoverageAnalysis]: Checked inductivity of 66599 backedges. 3382 proven. 807 refuted. 0 times theorem prover too weak. 62410 trivial. 0 not checked. [2023-02-15 14:04:24,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:04:24,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839046348] [2023-02-15 14:04:24,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839046348] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:04:24,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [545044563] [2023-02-15 14:04:24,216 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 14:04:24,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:04:24,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:04:24,217 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:04:24,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2023-02-15 14:04:24,700 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 14:04:24,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:04:24,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 3334 conjuncts, 23 conjunts are in the unsatisfiable core [2023-02-15 14:04:24,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:04:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 66599 backedges. 20210 proven. 115 refuted. 0 times theorem prover too weak. 46274 trivial. 0 not checked. [2023-02-15 14:04:24,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:04:26,107 INFO L134 CoverageAnalysis]: Checked inductivity of 66599 backedges. 3382 proven. 810 refuted. 0 times theorem prover too weak. 62407 trivial. 0 not checked. [2023-02-15 14:04:26,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [545044563] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:04:26,108 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:04:26,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 20] total 29 [2023-02-15 14:04:26,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539207541] [2023-02-15 14:04:26,108 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:04:26,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2023-02-15 14:04:26,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:04:26,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2023-02-15 14:04:26,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=685, Unknown=0, NotChecked=0, Total=812 [2023-02-15 14:04:26,110 INFO L87 Difference]: Start difference. First operand 7410 states and 10274 transitions. Second operand has 29 states, 28 states have (on average 5.142857142857143) internal successors, (144), 29 states have internal predecessors, (144), 19 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 13 states have call predecessors, (25), 19 states have call successors, (25) [2023-02-15 14:04:27,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:04:27,153 INFO L93 Difference]: Finished difference Result 13122 states and 18743 transitions. [2023-02-15 14:04:27,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-02-15 14:04:27,153 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 5.142857142857143) internal successors, (144), 29 states have internal predecessors, (144), 19 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 13 states have call predecessors, (25), 19 states have call successors, (25) Word has length 1494 [2023-02-15 14:04:27,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:04:27,177 INFO L225 Difference]: With dead ends: 13122 [2023-02-15 14:04:27,178 INFO L226 Difference]: Without dead ends: 7528 [2023-02-15 14:04:27,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3311 GetRequests, 3251 SyntacticMatches, 16 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 677 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=337, Invalid=1733, Unknown=0, NotChecked=0, Total=2070 [2023-02-15 14:04:27,196 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 78 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 1136 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 1159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 1136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-15 14:04:27,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 445 Invalid, 1159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 1136 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-15 14:04:27,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7528 states. [2023-02-15 14:04:27,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7528 to 7325. [2023-02-15 14:04:27,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7325 states, 5911 states have (on average 1.071561495516833) internal successors, (6334), 5940 states have internal predecessors, (6334), 989 states have call successors, (989), 377 states have call predecessors, (989), 423 states have return successors, (2856), 1007 states have call predecessors, (2856), 984 states have call successors, (2856) [2023-02-15 14:04:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7325 states to 7325 states and 10179 transitions. [2023-02-15 14:04:27,981 INFO L78 Accepts]: Start accepts. Automaton has 7325 states and 10179 transitions. Word has length 1494 [2023-02-15 14:04:27,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:04:27,982 INFO L495 AbstractCegarLoop]: Abstraction has 7325 states and 10179 transitions. [2023-02-15 14:04:27,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 5.142857142857143) internal successors, (144), 29 states have internal predecessors, (144), 19 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 13 states have call predecessors, (25), 19 states have call successors, (25) [2023-02-15 14:04:27,982 INFO L276 IsEmpty]: Start isEmpty. Operand 7325 states and 10179 transitions. [2023-02-15 14:04:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1528 [2023-02-15 14:04:28,013 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:04:28,013 INFO L195 NwaCegarLoop]: trace histogram [148, 147, 115, 67, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 57, 56, 48, 33, 24, 24, 23, 23, 23, 23, 23, 10, 10, 10, 10, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1] [2023-02-15 14:04:28,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2023-02-15 14:04:28,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2023-02-15 14:04:28,236 INFO L420 AbstractCegarLoop]: === Iteration 60 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:04:28,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:04:28,237 INFO L85 PathProgramCache]: Analyzing trace with hash -72785878, now seen corresponding path program 15 times [2023-02-15 14:04:28,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:04:28,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431727844] [2023-02-15 14:04:28,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:04:28,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:04:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:04:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:04:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:04:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-02-15 14:04:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-02-15 14:04:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-02-15 14:04:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-02-15 14:04:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-02-15 14:04:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2023-02-15 14:04:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-02-15 14:04:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2023-02-15 14:04:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2023-02-15 14:04:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-02-15 14:04:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2023-02-15 14:04:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2023-02-15 14:04:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2023-02-15 14:04:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2023-02-15 14:04:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:29,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2023-02-15 14:04:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 873 [2023-02-15 14:04:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1028 [2023-02-15 14:04:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1039 [2023-02-15 14:04:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1133 [2023-02-15 14:04:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:04:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:29,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1316 [2023-02-15 14:04:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:29,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1353 [2023-02-15 14:04:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:30,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:04:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 69728 backedges. 8737 proven. 208 refuted. 0 times theorem prover too weak. 60783 trivial. 0 not checked. [2023-02-15 14:04:30,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:04:30,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431727844] [2023-02-15 14:04:30,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431727844] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:04:30,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261256185] [2023-02-15 14:04:30,392 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-15 14:04:30,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:04:30,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:04:30,393 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:04:30,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2023-02-15 14:04:30,856 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2023-02-15 14:04:30,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:04:30,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 2827 conjuncts, 43 conjunts are in the unsatisfiable core [2023-02-15 14:04:30,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:04:31,024 INFO L134 CoverageAnalysis]: Checked inductivity of 69728 backedges. 8737 proven. 208 refuted. 0 times theorem prover too weak. 60783 trivial. 0 not checked. [2023-02-15 14:04:31,025 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:04:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 69728 backedges. 8891 proven. 182 refuted. 0 times theorem prover too weak. 60655 trivial. 0 not checked. [2023-02-15 14:04:33,496 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261256185] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:04:33,496 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:04:33,496 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 15] total 21 [2023-02-15 14:04:33,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040035510] [2023-02-15 14:04:33,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:04:33,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-02-15 14:04:33,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:04:33,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-02-15 14:04:33,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2023-02-15 14:04:33,498 INFO L87 Difference]: Start difference. First operand 7325 states and 10179 transitions. Second operand has 22 states, 21 states have (on average 3.8095238095238093) internal successors, (80), 20 states have internal predecessors, (80), 4 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (19), 16 states have call predecessors, (19), 4 states have call successors, (19) [2023-02-15 14:04:34,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:04:34,184 INFO L93 Difference]: Finished difference Result 7987 states and 11492 transitions. [2023-02-15 14:04:34,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-02-15 14:04:34,184 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 3.8095238095238093) internal successors, (80), 20 states have internal predecessors, (80), 4 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (19), 16 states have call predecessors, (19), 4 states have call successors, (19) Word has length 1527 [2023-02-15 14:04:34,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:04:34,208 INFO L225 Difference]: With dead ends: 7987 [2023-02-15 14:04:34,209 INFO L226 Difference]: Without dead ends: 7966 [2023-02-15 14:04:34,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3392 GetRequests, 3335 SyntacticMatches, 34 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 608 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=136, Invalid=464, Unknown=0, NotChecked=0, Total=600 [2023-02-15 14:04:34,215 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 15 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 14:04:34,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 362 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 14:04:34,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7966 states. [2023-02-15 14:04:35,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7966 to 7663. [2023-02-15 14:04:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7663 states, 6198 states have (on average 1.0656663439819296) internal successors, (6605), 6186 states have internal predecessors, (6605), 1021 states have call successors, (1021), 377 states have call predecessors, (1021), 442 states have return successors, (3112), 1099 states have call predecessors, (3112), 1016 states have call successors, (3112) [2023-02-15 14:04:35,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7663 states to 7663 states and 10738 transitions. [2023-02-15 14:04:35,079 INFO L78 Accepts]: Start accepts. Automaton has 7663 states and 10738 transitions. Word has length 1527 [2023-02-15 14:04:35,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:04:35,080 INFO L495 AbstractCegarLoop]: Abstraction has 7663 states and 10738 transitions. [2023-02-15 14:04:35,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 3.8095238095238093) internal successors, (80), 20 states have internal predecessors, (80), 4 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (19), 16 states have call predecessors, (19), 4 states have call successors, (19) [2023-02-15 14:04:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 7663 states and 10738 transitions. [2023-02-15 14:04:35,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1794 [2023-02-15 14:04:35,113 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:04:35,113 INFO L195 NwaCegarLoop]: trace histogram [173, 169, 142, 80, 73, 73, 73, 73, 70, 70, 70, 70, 70, 70, 70, 70, 69, 62, 31, 23, 23, 22, 22, 22, 22, 22, 7, 7, 7, 7, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1] [2023-02-15 14:04:35,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2023-02-15 14:04:35,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2023-02-15 14:04:35,321 INFO L420 AbstractCegarLoop]: === Iteration 61 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:04:35,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:04:35,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1440986578, now seen corresponding path program 16 times [2023-02-15 14:04:35,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:04:35,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870293077] [2023-02-15 14:04:35,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:04:35,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:04:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-02-15 14:04:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-02-15 14:04:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-02-15 14:04:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-02-15 14:04:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-02-15 14:04:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-02-15 14:04:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-02-15 14:04:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2023-02-15 14:04:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-02-15 14:04:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-02-15 14:04:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-02-15 14:04:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2023-02-15 14:04:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2023-02-15 14:04:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2023-02-15 14:04:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2023-02-15 14:04:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2023-02-15 14:04:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2023-02-15 14:04:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2023-02-15 14:04:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:04:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1030 [2023-02-15 14:04:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-02-15 14:04:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-02-15 14:04:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1227 [2023-02-15 14:04:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1238 [2023-02-15 14:04:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-02-15 14:04:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1381 [2023-02-15 14:04:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-02-15 14:04:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-02-15 14:04:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-02-15 14:04:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1680 [2023-02-15 14:04:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-02-15 14:04:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-02-15 14:04:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-02-15 14:04:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-02-15 14:04:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-02-15 14:04:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-02-15 14:04:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 14:04:36,882 INFO L134 CoverageAnalysis]: Checked inductivity of 97750 backedges. 3747 proven. 1143 refuted. 0 times theorem prover too weak. 92860 trivial. 0 not checked. [2023-02-15 14:04:36,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 14:04:36,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870293077] [2023-02-15 14:04:36,882 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870293077] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 14:04:36,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195822874] [2023-02-15 14:04:36,882 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-02-15 14:04:36,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 14:04:36,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 14:04:36,884 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-15 14:04:36,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2023-02-15 14:04:37,357 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-02-15 14:04:37,357 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 14:04:37,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 2921 conjuncts, 34 conjunts are in the unsatisfiable core [2023-02-15 14:04:37,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 14:04:37,868 INFO L134 CoverageAnalysis]: Checked inductivity of 97750 backedges. 48690 proven. 1907 refuted. 0 times theorem prover too weak. 47153 trivial. 0 not checked. [2023-02-15 14:04:37,868 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 14:04:39,704 INFO L134 CoverageAnalysis]: Checked inductivity of 97750 backedges. 8413 proven. 6349 refuted. 0 times theorem prover too weak. 82988 trivial. 0 not checked. [2023-02-15 14:04:39,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [195822874] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-15 14:04:39,705 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-15 14:04:39,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20, 25] total 52 [2023-02-15 14:04:39,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570213673] [2023-02-15 14:04:39,705 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-15 14:04:39,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2023-02-15 14:04:39,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 14:04:39,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2023-02-15 14:04:39,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2454, Unknown=0, NotChecked=0, Total=2652 [2023-02-15 14:04:39,708 INFO L87 Difference]: Start difference. First operand 7663 states and 10738 transitions. Second operand has 52 states, 52 states have (on average 4.980769230769231) internal successors, (259), 52 states have internal predecessors, (259), 31 states have call successors, (39), 2 states have call predecessors, (39), 13 states have return successors, (43), 23 states have call predecessors, (43), 31 states have call successors, (43) [2023-02-15 14:04:45,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 14:04:45,632 INFO L93 Difference]: Finished difference Result 16291 states and 26421 transitions. [2023-02-15 14:04:45,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2023-02-15 14:04:45,633 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 4.980769230769231) internal successors, (259), 52 states have internal predecessors, (259), 31 states have call successors, (39), 2 states have call predecessors, (39), 13 states have return successors, (43), 23 states have call predecessors, (43), 31 states have call successors, (43) Word has length 1793 [2023-02-15 14:04:45,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 14:04:45,673 INFO L225 Difference]: With dead ends: 16291 [2023-02-15 14:04:45,673 INFO L226 Difference]: Without dead ends: 9956 [2023-02-15 14:04:45,705 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4066 GetRequests, 3890 SyntacticMatches, 10 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8614 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=3050, Invalid=25006, Unknown=0, NotChecked=0, Total=28056 [2023-02-15 14:04:45,705 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 765 mSDsluCounter, 1265 mSDsCounter, 0 mSdLazyCounter, 6785 mSolverCounterSat, 940 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 1353 SdHoareTripleChecker+Invalid, 7725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 940 IncrementalHoareTripleChecker+Valid, 6785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-02-15 14:04:45,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [771 Valid, 1353 Invalid, 7725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [940 Valid, 6785 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-02-15 14:04:45,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9956 states. [2023-02-15 14:04:47,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9956 to 9148. [2023-02-15 14:04:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9148 states, 7401 states have (on average 1.0674233211728146) internal successors, (7900), 7386 states have internal predecessors, (7900), 1210 states have call successors, (1210), 410 states have call predecessors, (1210), 535 states have return successors, (4806), 1351 states have call predecessors, (4806), 1206 states have call successors, (4806) [2023-02-15 14:04:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9148 states to 9148 states and 13916 transitions. [2023-02-15 14:04:47,064 INFO L78 Accepts]: Start accepts. Automaton has 9148 states and 13916 transitions. Word has length 1793 [2023-02-15 14:04:47,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 14:04:47,065 INFO L495 AbstractCegarLoop]: Abstraction has 9148 states and 13916 transitions. [2023-02-15 14:04:47,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 4.980769230769231) internal successors, (259), 52 states have internal predecessors, (259), 31 states have call successors, (39), 2 states have call predecessors, (39), 13 states have return successors, (43), 23 states have call predecessors, (43), 31 states have call successors, (43) [2023-02-15 14:04:47,065 INFO L276 IsEmpty]: Start isEmpty. Operand 9148 states and 13916 transitions. [2023-02-15 14:04:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3833 [2023-02-15 14:04:47,150 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 14:04:47,150 INFO L195 NwaCegarLoop]: trace histogram [374, 370, 300, 180, 156, 156, 156, 156, 153, 153, 153, 153, 153, 153, 153, 153, 152, 120, 74, 41, 41, 40, 40, 40, 40, 40, 24, 24, 24, 24, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1] [2023-02-15 14:04:47,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2023-02-15 14:04:47,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2023-02-15 14:04:47,358 INFO L420 AbstractCegarLoop]: === Iteration 62 === Targeting partsErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [partsErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, partsErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-15 14:04:47,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 14:04:47,359 INFO L85 PathProgramCache]: Analyzing trace with hash -1367636781, now seen corresponding path program 17 times [2023-02-15 14:04:47,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 14:04:47,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110571973] [2023-02-15 14:04:47,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 14:04:47,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 14:04:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat