./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-restricted-15/b.10.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 26d01a9c 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-restricted-15/b.10.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 4036e0056477b4442ec4a799960d03c7e149261f5dcf8c079ae548d48df77b04 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 04:06:53,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 04:06:53,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 04:06:53,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 04:06:53,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 04:06:53,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 04:06:53,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 04:06:53,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 04:06:53,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 04:06:53,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 04:06:53,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 04:06:53,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 04:06:53,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 04:06:53,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 04:06:53,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 04:06:53,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 04:06:53,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 04:06:53,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 04:06:53,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 04:06:53,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 04:06:53,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 04:06:53,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 04:06:53,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 04:06:53,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 04:06:53,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 04:06:53,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 04:06:53,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 04:06:53,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 04:06:53,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 04:06:53,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 04:06:53,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 04:06:53,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 04:06:53,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 04:06:53,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 04:06:53,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 04:06:53,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 04:06:53,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 04:06:53,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 04:06:53,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 04:06:53,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 04:06:53,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 04:06:53,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-02-17 04:06:53,604 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 04:06:53,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 04:06:53,605 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 04:06:53,605 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 04:06:53,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 04:06:53,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 04:06:53,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 04:06:53,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 04:06:53,606 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 04:06:53,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 04:06:53,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-17 04:06:53,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 04:06:53,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 04:06:53,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 04:06:53,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 04:06:53,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 04:06:53,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 04:06:53,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-17 04:06:53,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 04:06:53,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 04:06:53,609 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 04:06:53,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-17 04:06:53,609 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 04:06:53,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 04:06:53,609 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 04:06:53,609 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4036e0056477b4442ec4a799960d03c7e149261f5dcf8c079ae548d48df77b04 [2023-02-17 04:06:53,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 04:06:53,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 04:06:53,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 04:06:53,809 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 04:06:53,809 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 04:06:53,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/b.10.c [2023-02-17 04:06:54,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 04:06:54,959 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 04:06:54,960 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/b.10.c [2023-02-17 04:06:54,963 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ccfce387/c8f39f3078034e3eb5262dca2da64d47/FLAGdacbbca28 [2023-02-17 04:06:54,973 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ccfce387/c8f39f3078034e3eb5262dca2da64d47 [2023-02-17 04:06:54,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 04:06:54,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 04:06:54,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 04:06:54,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 04:06:54,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 04:06:54,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:06:54" (1/1) ... [2023-02-17 04:06:54,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3071f0ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:54, skipping insertion in model container [2023-02-17 04:06:54,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:06:54" (1/1) ... [2023-02-17 04:06:55,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 04:06:55,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 04:06:55,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:06:55,197 INFO L203 MainTranslator]: Completed pre-run [2023-02-17 04:06:55,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:06:55,235 INFO L208 MainTranslator]: Completed translation [2023-02-17 04:06:55,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55 WrapperNode [2023-02-17 04:06:55,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 04:06:55,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-17 04:06:55,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-17 04:06:55,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-17 04:06:55,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,262 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2023-02-17 04:06:55,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-17 04:06:55,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-17 04:06:55,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-17 04:06:55,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-17 04:06:55,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,300 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-17 04:06:55,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-17 04:06:55,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-17 04:06:55,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-17 04:06:55,302 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (1/1) ... [2023-02-17 04:06:55,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 04:06:55,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:06:55,333 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) [2023-02-17 04:06:55,338 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 [2023-02-17 04:06:55,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-17 04:06:55,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-17 04:06:55,402 INFO L235 CfgBuilder]: Building ICFG [2023-02-17 04:06:55,403 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-17 04:06:55,486 INFO L276 CfgBuilder]: Performing block encoding [2023-02-17 04:06:55,490 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-17 04:06:55,490 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-17 04:06:55,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:06:55 BoogieIcfgContainer [2023-02-17 04:06:55,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-17 04:06:55,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-17 04:06:55,493 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-17 04:06:55,495 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-17 04:06:55,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.02 04:06:54" (1/3) ... [2023-02-17 04:06:55,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43accf91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.02 04:06:55, skipping insertion in model container [2023-02-17 04:06:55,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:55" (2/3) ... [2023-02-17 04:06:55,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43accf91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.02 04:06:55, skipping insertion in model container [2023-02-17 04:06:55,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:06:55" (3/3) ... [2023-02-17 04:06:55,497 INFO L112 eAbstractionObserver]: Analyzing ICFG b.10.c [2023-02-17 04:06:55,508 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-17 04:06:55,508 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-02-17 04:06:55,554 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-17 04:06:55,559 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;@743511a1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-17 04:06:55,570 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-02-17 04:06:55,574 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 36 states have internal predecessors, (44), 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) [2023-02-17 04:06:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-02-17 04:06:55,578 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:55,579 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-02-17 04:06:55,592 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:55,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:55,597 INFO L85 PathProgramCache]: Analyzing trace with hash 28695781, now seen corresponding path program 1 times [2023-02-17 04:06:55,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:55,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988476192] [2023-02-17 04:06:55,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:55,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:55,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:55,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:55,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988476192] [2023-02-17 04:06:55,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988476192] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:55,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:55,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:55,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273242975] [2023-02-17 04:06:55,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:55,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:55,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:55,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:55,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:55,766 INFO L87 Difference]: Start difference. First operand has 37 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 36 states have internal predecessors, (44), 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) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-02-17 04:06:55,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:55,833 INFO L93 Difference]: Finished difference Result 41 states and 47 transitions. [2023-02-17 04:06:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:55,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 5 [2023-02-17 04:06:55,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:55,841 INFO L225 Difference]: With dead ends: 41 [2023-02-17 04:06:55,841 INFO L226 Difference]: Without dead ends: 30 [2023-02-17 04:06:55,843 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 [2023-02-17 04:06:55,846 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 35 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:55,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 24 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:55,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2023-02-17 04:06:55,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2023-02-17 04:06:55,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 23 states have (on average 1.565217391304348) internal successors, (36), 29 states have internal predecessors, (36), 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) [2023-02-17 04:06:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2023-02-17 04:06:55,867 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 5 [2023-02-17 04:06:55,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:55,868 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2023-02-17 04:06:55,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-02-17 04:06:55,868 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-02-17 04:06:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-02-17 04:06:55,869 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:55,869 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-02-17 04:06:55,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-17 04:06:55,869 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:55,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:55,870 INFO L85 PathProgramCache]: Analyzing trace with hash 889569255, now seen corresponding path program 1 times [2023-02-17 04:06:55,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:55,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296661818] [2023-02-17 04:06:55,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:55,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:55,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:55,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296661818] [2023-02-17 04:06:55,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296661818] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:55,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:55,899 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:55,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151910633] [2023-02-17 04:06:55,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:55,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-17 04:06:55,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:55,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-17 04:06:55,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-17 04:06:55,901 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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) [2023-02-17 04:06:55,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:55,971 INFO L93 Difference]: Finished difference Result 52 states and 64 transitions. [2023-02-17 04:06:55,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-17 04:06:55,972 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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 6 [2023-02-17 04:06:55,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:55,974 INFO L225 Difference]: With dead ends: 52 [2023-02-17 04:06:55,974 INFO L226 Difference]: Without dead ends: 49 [2023-02-17 04:06:55,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-17 04:06:55,978 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 54 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:55,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 50 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:55,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2023-02-17 04:06:55,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 45. [2023-02-17 04:06:55,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 40 states have (on average 1.525) internal successors, (61), 44 states have internal predecessors, (61), 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) [2023-02-17 04:06:55,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 61 transitions. [2023-02-17 04:06:55,988 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 61 transitions. Word has length 6 [2023-02-17 04:06:55,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:55,988 INFO L495 AbstractCegarLoop]: Abstraction has 45 states and 61 transitions. [2023-02-17 04:06:55,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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) [2023-02-17 04:06:55,989 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2023-02-17 04:06:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-17 04:06:55,989 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:55,989 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:55,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-17 04:06:55,990 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:55,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:55,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1387049590, now seen corresponding path program 1 times [2023-02-17 04:06:55,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:55,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253518022] [2023-02-17 04:06:55,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:55,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253518022] [2023-02-17 04:06:56,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253518022] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-17 04:06:56,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053609115] [2023-02-17 04:06:56,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-17 04:06:56,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-17 04:06:56,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-17 04:06:56,045 INFO L87 Difference]: Start difference. First operand 45 states and 61 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2023-02-17 04:06:56,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,062 INFO L93 Difference]: Finished difference Result 101 states and 136 transitions. [2023-02-17 04:06:56,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-17 04:06:56,063 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 9 [2023-02-17 04:06:56,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,063 INFO L225 Difference]: With dead ends: 101 [2023-02-17 04:06:56,063 INFO L226 Difference]: Without dead ends: 58 [2023-02-17 04:06:56,064 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 [2023-02-17 04:06:56,065 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 25 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 80 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-02-17 04:06:56,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 47. [2023-02-17 04:06:56,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.4761904761904763) internal successors, (62), 46 states have internal predecessors, (62), 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) [2023-02-17 04:06:56,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 62 transitions. [2023-02-17 04:06:56,069 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 62 transitions. Word has length 9 [2023-02-17 04:06:56,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,070 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 62 transitions. [2023-02-17 04:06:56,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) [2023-02-17 04:06:56,070 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2023-02-17 04:06:56,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-17 04:06:56,070 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,070 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-17 04:06:56,071 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1387099210, now seen corresponding path program 1 times [2023-02-17 04:06:56,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223022351] [2023-02-17 04:06:56,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223022351] [2023-02-17 04:06:56,095 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223022351] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,095 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:56,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270372915] [2023-02-17 04:06:56,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:56,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:56,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:56,097 INFO L87 Difference]: Start difference. First operand 47 states and 62 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2023-02-17 04:06:56,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,122 INFO L93 Difference]: Finished difference Result 71 states and 91 transitions. [2023-02-17 04:06:56,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:56,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2023-02-17 04:06:56,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,123 INFO L225 Difference]: With dead ends: 71 [2023-02-17 04:06:56,123 INFO L226 Difference]: Without dead ends: 70 [2023-02-17 04:06:56,124 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 [2023-02-17 04:06:56,124 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 24 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 37 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-02-17 04:06:56,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 47. [2023-02-17 04:06:56,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 42 states have (on average 1.4761904761904763) internal successors, (62), 46 states have internal predecessors, (62), 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) [2023-02-17 04:06:56,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 62 transitions. [2023-02-17 04:06:56,129 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 62 transitions. Word has length 9 [2023-02-17 04:06:56,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,129 INFO L495 AbstractCegarLoop]: Abstraction has 47 states and 62 transitions. [2023-02-17 04:06:56,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) [2023-02-17 04:06:56,130 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2023-02-17 04:06:56,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-17 04:06:56,130 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,130 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-17 04:06:56,130 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1568206898, now seen corresponding path program 1 times [2023-02-17 04:06:56,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109501824] [2023-02-17 04:06:56,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109501824] [2023-02-17 04:06:56,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109501824] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-17 04:06:56,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846382371] [2023-02-17 04:06:56,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-17 04:06:56,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-17 04:06:56,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-17 04:06:56,164 INFO L87 Difference]: Start difference. First operand 47 states and 62 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2023-02-17 04:06:56,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,204 INFO L93 Difference]: Finished difference Result 115 states and 151 transitions. [2023-02-17 04:06:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-17 04:06:56,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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 11 [2023-02-17 04:06:56,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,205 INFO L225 Difference]: With dead ends: 115 [2023-02-17 04:06:56,205 INFO L226 Difference]: Without dead ends: 68 [2023-02-17 04:06:56,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:56,206 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 51 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 83 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-02-17 04:06:56,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2023-02-17 04:06:56,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 63 states have internal predecessors, (83), 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) [2023-02-17 04:06:56,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 83 transitions. [2023-02-17 04:06:56,211 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 83 transitions. Word has length 11 [2023-02-17 04:06:56,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,211 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 83 transitions. [2023-02-17 04:06:56,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2023-02-17 04:06:56,212 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2023-02-17 04:06:56,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-17 04:06:56,212 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,212 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-17 04:06:56,213 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1599754246, now seen corresponding path program 1 times [2023-02-17 04:06:56,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231909386] [2023-02-17 04:06:56,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231909386] [2023-02-17 04:06:56,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231909386] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:56,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112104786] [2023-02-17 04:06:56,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-17 04:06:56,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-17 04:06:56,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-17 04:06:56,240 INFO L87 Difference]: Start difference. First operand 64 states and 83 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 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) [2023-02-17 04:06:56,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,288 INFO L93 Difference]: Finished difference Result 168 states and 213 transitions. [2023-02-17 04:06:56,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-17 04:06:56,288 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 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 11 [2023-02-17 04:06:56,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,289 INFO L225 Difference]: With dead ends: 168 [2023-02-17 04:06:56,289 INFO L226 Difference]: Without dead ends: 167 [2023-02-17 04:06:56,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-17 04:06:56,290 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 69 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 57 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2023-02-17 04:06:56,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 117. [2023-02-17 04:06:56,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 112 states have (on average 1.3482142857142858) internal successors, (151), 116 states have internal predecessors, (151), 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) [2023-02-17 04:06:56,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 151 transitions. [2023-02-17 04:06:56,298 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 151 transitions. Word has length 11 [2023-02-17 04:06:56,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,298 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 151 transitions. [2023-02-17 04:06:56,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 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) [2023-02-17 04:06:56,299 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 151 transitions. [2023-02-17 04:06:56,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-02-17 04:06:56,299 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,299 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,299 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-02-17 04:06:56,300 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1947225999, now seen corresponding path program 1 times [2023-02-17 04:06:56,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953149676] [2023-02-17 04:06:56,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953149676] [2023-02-17 04:06:56,347 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953149676] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-17 04:06:56,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827011456] [2023-02-17 04:06:56,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-17 04:06:56,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-17 04:06:56,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-17 04:06:56,349 INFO L87 Difference]: Start difference. First operand 117 states and 151 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 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) [2023-02-17 04:06:56,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,401 INFO L93 Difference]: Finished difference Result 229 states and 297 transitions. [2023-02-17 04:06:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-17 04:06:56,402 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 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 12 [2023-02-17 04:06:56,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,403 INFO L225 Difference]: With dead ends: 229 [2023-02-17 04:06:56,403 INFO L226 Difference]: Without dead ends: 228 [2023-02-17 04:06:56,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:56,404 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 60 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 34 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-02-17 04:06:56,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 225. [2023-02-17 04:06:56,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 220 states have (on average 1.3318181818181818) internal successors, (293), 224 states have internal predecessors, (293), 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) [2023-02-17 04:06:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 293 transitions. [2023-02-17 04:06:56,414 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 293 transitions. Word has length 12 [2023-02-17 04:06:56,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,414 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 293 transitions. [2023-02-17 04:06:56,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 5 states have internal predecessors, (12), 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) [2023-02-17 04:06:56,415 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 293 transitions. [2023-02-17 04:06:56,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-02-17 04:06:56,415 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,415 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-02-17 04:06:56,416 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1694214290, now seen corresponding path program 1 times [2023-02-17 04:06:56,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629810048] [2023-02-17 04:06:56,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629810048] [2023-02-17 04:06:56,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629810048] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-17 04:06:56,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440647006] [2023-02-17 04:06:56,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-17 04:06:56,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-17 04:06:56,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:56,463 INFO L87 Difference]: Start difference. First operand 225 states and 293 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 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) [2023-02-17 04:06:56,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,519 INFO L93 Difference]: Finished difference Result 330 states and 419 transitions. [2023-02-17 04:06:56,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-17 04:06:56,520 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 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 13 [2023-02-17 04:06:56,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,521 INFO L225 Difference]: With dead ends: 330 [2023-02-17 04:06:56,521 INFO L226 Difference]: Without dead ends: 329 [2023-02-17 04:06:56,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-02-17 04:06:56,522 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 37 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 59 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2023-02-17 04:06:56,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 182. [2023-02-17 04:06:56,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 177 states have (on average 1.3502824858757063) internal successors, (239), 181 states have internal predecessors, (239), 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) [2023-02-17 04:06:56,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 239 transitions. [2023-02-17 04:06:56,529 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 239 transitions. Word has length 13 [2023-02-17 04:06:56,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,529 INFO L495 AbstractCegarLoop]: Abstraction has 182 states and 239 transitions. [2023-02-17 04:06:56,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 6 states have internal predecessors, (13), 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) [2023-02-17 04:06:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 239 transitions. [2023-02-17 04:06:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-17 04:06:56,530 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,530 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-02-17 04:06:56,531 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,531 INFO L85 PathProgramCache]: Analyzing trace with hash -981035365, now seen corresponding path program 1 times [2023-02-17 04:06:56,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464627611] [2023-02-17 04:06:56,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464627611] [2023-02-17 04:06:56,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464627611] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-17 04:06:56,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114601679] [2023-02-17 04:06:56,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-17 04:06:56,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-17 04:06:56,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-02-17 04:06:56,561 INFO L87 Difference]: Start difference. First operand 182 states and 239 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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) [2023-02-17 04:06:56,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,616 INFO L93 Difference]: Finished difference Result 184 states and 239 transitions. [2023-02-17 04:06:56,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-17 04:06:56,617 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 14 [2023-02-17 04:06:56,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,617 INFO L225 Difference]: With dead ends: 184 [2023-02-17 04:06:56,617 INFO L226 Difference]: Without dead ends: 182 [2023-02-17 04:06:56,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-02-17 04:06:56,618 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 48 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 40 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-02-17 04:06:56,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 147. [2023-02-17 04:06:56,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 143 states have (on average 1.3286713286713288) internal successors, (190), 146 states have internal predecessors, (190), 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) [2023-02-17 04:06:56,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 190 transitions. [2023-02-17 04:06:56,623 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 190 transitions. Word has length 14 [2023-02-17 04:06:56,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,623 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 190 transitions. [2023-02-17 04:06:56,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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) [2023-02-17 04:06:56,624 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 190 transitions. [2023-02-17 04:06:56,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-17 04:06:56,624 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,624 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-02-17 04:06:56,625 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1315697666, now seen corresponding path program 1 times [2023-02-17 04:06:56,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267037861] [2023-02-17 04:06:56,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267037861] [2023-02-17 04:06:56,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267037861] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:56,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17918133] [2023-02-17 04:06:56,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:56,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:56,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:56,636 INFO L87 Difference]: Start difference. First operand 147 states and 190 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2023-02-17 04:06:56,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,643 INFO L93 Difference]: Finished difference Result 280 states and 358 transitions. [2023-02-17 04:06:56,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:56,643 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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 14 [2023-02-17 04:06:56,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,644 INFO L225 Difference]: With dead ends: 280 [2023-02-17 04:06:56,644 INFO L226 Difference]: Without dead ends: 129 [2023-02-17 04:06:56,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:56,645 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 0 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-02-17 04:06:56,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2023-02-17 04:06:56,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 125 states have (on average 1.256) internal successors, (157), 128 states have internal predecessors, (157), 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) [2023-02-17 04:06:56,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 157 transitions. [2023-02-17 04:06:56,648 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 157 transitions. Word has length 14 [2023-02-17 04:06:56,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,649 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 157 transitions. [2023-02-17 04:06:56,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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) [2023-02-17 04:06:56,649 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 157 transitions. [2023-02-17 04:06:56,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-17 04:06:56,649 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,649 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-02-17 04:06:56,650 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,650 INFO L85 PathProgramCache]: Analyzing trace with hash 334166611, now seen corresponding path program 1 times [2023-02-17 04:06:56,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856278566] [2023-02-17 04:06:56,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856278566] [2023-02-17 04:06:56,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856278566] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-17 04:06:56,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893003657] [2023-02-17 04:06:56,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-17 04:06:56,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-17 04:06:56,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-17 04:06:56,672 INFO L87 Difference]: Start difference. First operand 129 states and 157 transitions. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2023-02-17 04:06:56,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,687 INFO L93 Difference]: Finished difference Result 268 states and 324 transitions. [2023-02-17 04:06:56,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-17 04:06:56,688 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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 14 [2023-02-17 04:06:56,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,688 INFO L225 Difference]: With dead ends: 268 [2023-02-17 04:06:56,688 INFO L226 Difference]: Without dead ends: 129 [2023-02-17 04:06:56,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-02-17 04:06:56,689 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 8 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 104 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-02-17 04:06:56,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2023-02-17 04:06:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 125 states have (on average 1.224) internal successors, (153), 128 states have internal predecessors, (153), 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) [2023-02-17 04:06:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2023-02-17 04:06:56,693 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 14 [2023-02-17 04:06:56,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,693 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2023-02-17 04:06:56,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2023-02-17 04:06:56,693 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2023-02-17 04:06:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-02-17 04:06:56,694 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,694 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-02-17 04:06:56,694 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1297489818, now seen corresponding path program 1 times [2023-02-17 04:06:56,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588969932] [2023-02-17 04:06:56,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588969932] [2023-02-17 04:06:56,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588969932] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:56,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088017511] [2023-02-17 04:06:56,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:56,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:56,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:56,707 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2023-02-17 04:06:56,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,717 INFO L93 Difference]: Finished difference Result 129 states and 153 transitions. [2023-02-17 04:06:56,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:56,718 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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 16 [2023-02-17 04:06:56,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,718 INFO L225 Difference]: With dead ends: 129 [2023-02-17 04:06:56,718 INFO L226 Difference]: Without dead ends: 111 [2023-02-17 04:06:56,719 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 [2023-02-17 04:06:56,719 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 1 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 47 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2023-02-17 04:06:56,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2023-02-17 04:06:56,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 108 states have (on average 1.1759259259259258) internal successors, (127), 110 states have internal predecessors, (127), 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) [2023-02-17 04:06:56,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 127 transitions. [2023-02-17 04:06:56,722 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 127 transitions. Word has length 16 [2023-02-17 04:06:56,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,722 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 127 transitions. [2023-02-17 04:06:56,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2023-02-17 04:06:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 127 transitions. [2023-02-17 04:06:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-02-17 04:06:56,723 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,723 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-02-17 04:06:56,723 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,724 INFO L85 PathProgramCache]: Analyzing trace with hash 233008023, now seen corresponding path program 1 times [2023-02-17 04:06:56,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541311105] [2023-02-17 04:06:56,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541311105] [2023-02-17 04:06:56,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541311105] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-17 04:06:56,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759306940] [2023-02-17 04:06:56,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-17 04:06:56,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-17 04:06:56,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-17 04:06:56,739 INFO L87 Difference]: Start difference. First operand 111 states and 127 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) [2023-02-17 04:06:56,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,766 INFO L93 Difference]: Finished difference Result 178 states and 203 transitions. [2023-02-17 04:06:56,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-17 04:06:56,766 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 16 [2023-02-17 04:06:56,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,767 INFO L225 Difference]: With dead ends: 178 [2023-02-17 04:06:56,767 INFO L226 Difference]: Without dead ends: 66 [2023-02-17 04:06:56,767 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 [2023-02-17 04:06:56,768 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 18 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 52 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-02-17 04:06:56,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 56. [2023-02-17 04:06:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 54 states have (on average 1.1481481481481481) internal successors, (62), 55 states have internal predecessors, (62), 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) [2023-02-17 04:06:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 62 transitions. [2023-02-17 04:06:56,770 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 62 transitions. Word has length 16 [2023-02-17 04:06:56,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,770 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 62 transitions. [2023-02-17 04:06:56,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) [2023-02-17 04:06:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2023-02-17 04:06:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-02-17 04:06:56,771 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,771 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-02-17 04:06:56,771 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1066462104, now seen corresponding path program 1 times [2023-02-17 04:06:56,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859143400] [2023-02-17 04:06:56,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859143400] [2023-02-17 04:06:56,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859143400] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:56,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:56,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719820016] [2023-02-17 04:06:56,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-17 04:06:56,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-17 04:06:56,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-17 04:06:56,789 INFO L87 Difference]: Start difference. First operand 56 states and 62 transitions. Second operand has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 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) [2023-02-17 04:06:56,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:56,806 INFO L93 Difference]: Finished difference Result 60 states and 66 transitions. [2023-02-17 04:06:56,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-17 04:06:56,807 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2023-02-17 04:06:56,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:56,807 INFO L225 Difference]: With dead ends: 60 [2023-02-17 04:06:56,807 INFO L226 Difference]: Without dead ends: 42 [2023-02-17 04:06:56,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-17 04:06:56,808 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 16 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:56,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 36 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:56,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2023-02-17 04:06:56,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 34. [2023-02-17 04:06:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 33 states have (on average 1.121212121212121) internal successors, (37), 33 states have internal predecessors, (37), 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) [2023-02-17 04:06:56,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 37 transitions. [2023-02-17 04:06:56,810 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 37 transitions. Word has length 23 [2023-02-17 04:06:56,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:56,810 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 37 transitions. [2023-02-17 04:06:56,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 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) [2023-02-17 04:06:56,811 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2023-02-17 04:06:56,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-02-17 04:06:56,811 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:56,811 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:56,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-02-17 04:06:56,811 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:56,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:56,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1853006507, now seen corresponding path program 1 times [2023-02-17 04:06:56,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:56,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408366446] [2023-02-17 04:06:56,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,837 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:56,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408366446] [2023-02-17 04:06:56,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408366446] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-17 04:06:56,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1691010596] [2023-02-17 04:06:56,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:56,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 04:06:56,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:06:56,843 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) [2023-02-17 04:06:56,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-17 04:06:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:56,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-17 04:06:56,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 04:06:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:56,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-17 04:06:56,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1691010596] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:56,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-17 04:06:56,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2023-02-17 04:06:56,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480955303] [2023-02-17 04:06:56,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:56,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-17 04:06:56,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:56,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-17 04:06:56,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-02-17 04:06:56,972 INFO L87 Difference]: Start difference. First operand 34 states and 37 transitions. Second operand has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 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) [2023-02-17 04:06:57,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:57,003 INFO L93 Difference]: Finished difference Result 68 states and 74 transitions. [2023-02-17 04:06:57,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-17 04:06:57,003 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 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 26 [2023-02-17 04:06:57,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:57,004 INFO L225 Difference]: With dead ends: 68 [2023-02-17 04:06:57,004 INFO L226 Difference]: Without dead ends: 67 [2023-02-17 04:06:57,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-02-17 04:06:57,005 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 14 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:57,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 40 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:57,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-02-17 04:06:57,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 43. [2023-02-17 04:06:57,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.0952380952380953) internal successors, (46), 42 states have internal predecessors, (46), 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) [2023-02-17 04:06:57,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2023-02-17 04:06:57,008 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 26 [2023-02-17 04:06:57,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:57,008 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2023-02-17 04:06:57,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 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) [2023-02-17 04:06:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2023-02-17 04:06:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-02-17 04:06:57,010 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:57,010 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:57,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-17 04:06:57,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-02-17 04:06:57,217 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-02-17 04:06:57,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:57,217 INFO L85 PathProgramCache]: Analyzing trace with hash -352567837, now seen corresponding path program 1 times [2023-02-17 04:06:57,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:57,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089247375] [2023-02-17 04:06:57,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:57,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:57,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:57,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089247375] [2023-02-17 04:06:57,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089247375] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:57,243 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:57,243 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:57,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706013184] [2023-02-17 04:06:57,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:57,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:57,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:57,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:57,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:57,244 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2023-02-17 04:06:57,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:57,256 INFO L93 Difference]: Finished difference Result 84 states and 91 transitions. [2023-02-17 04:06:57,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:57,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 40 [2023-02-17 04:06:57,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:57,257 INFO L225 Difference]: With dead ends: 84 [2023-02-17 04:06:57,257 INFO L226 Difference]: Without dead ends: 0 [2023-02-17 04:06:57,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:57,258 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 1 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:57,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 34 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:57,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-02-17 04:06:57,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-02-17 04:06:57,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:57,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-02-17 04:06:57,259 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2023-02-17 04:06:57,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:57,259 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-17 04:06:57,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2023-02-17 04:06:57,259 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-02-17 04:06:57,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-02-17 04:06:57,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2023-02-17 04:06:57,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2023-02-17 04:06:57,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2023-02-17 04:06:57,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2023-02-17 04:06:57,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2023-02-17 04:06:57,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2023-02-17 04:06:57,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2023-02-17 04:06:57,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2023-02-17 04:06:57,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2023-02-17 04:06:57,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2023-02-17 04:06:57,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-02-17 04:06:57,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-02-17 04:06:57,271 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,271 INFO L899 garLoopResultBuilder]: For program point L15(lines 15 19) no Hoare annotation was computed. [2023-02-17 04:06:57,272 INFO L895 garLoopResultBuilder]: At program point L15-2(lines 11 21) the Hoare annotation is: (let ((.cse5 (<= (+ |ULTIMATE.start_main_~x~0#1| 1) 0))) (let ((.cse17 (<= |ULTIMATE.start_main_~x~0#1| 2147483647)) (.cse21 (not .cse5))) (let ((.cse0 (<= (+ |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483646)) (.cse3 (let ((.cse25 (<= 0 (+ |ULTIMATE.start_main_~x~0#1| 2147483648)))) (or (and .cse17 .cse25) (and .cse17 .cse21 .cse25)))) (.cse1 (<= 0 (+ 2147483647 |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1|))) (.cse4 (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) (.cse7 (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) (.cse6 (<= 0 (+ |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~y~0#1| 2147483648)))) (let ((.cse11 (and .cse0 .cse3 .cse1 .cse21 .cse4 .cse7 .cse6)) (.cse12 (and (or (and .cse3 .cse1 .cse4 .cse6) (and .cse3 .cse4)) .cse7)) (.cse15 (<= 0 |ULTIMATE.start_main_~x~0#1|))) (let ((.cse9 (and .cse15 .cse0 .cse17 .cse4 .cse7)) (.cse13 (and .cse15 (or .cse11 .cse12)))) (let ((.cse22 (and .cse3 .cse4 .cse5)) (.cse23 (and .cse3 .cse5)) (.cse20 (<= 1 (+ |ULTIMATE.start_main_~y~0#1| 1))) (.cse24 (or .cse9 .cse11 .cse12 .cse13))) (let ((.cse8 (and .cse15 .cse24)) (.cse10 (and .cse20 .cse15 .cse24)) (.cse14 (<= |ULTIMATE.start_main_~x~0#1| 0)) (.cse2 (or .cse22 .cse23))) (or (and .cse0 (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse4 .cse5 .cse6) (and .cse0 .cse2)) .cse7) .cse8 .cse9 .cse10 .cse11 (and (or .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) .cse14) .cse12 (and .cse15 (let ((.cse18 (and .cse17 .cse4 .cse5)) (.cse19 (and .cse17 .cse5))) (let ((.cse16 (or .cse18 .cse19))) (or (and (or (and .cse0 .cse16) (and .cse0 .cse17 .cse1 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse16)) .cse0 .cse7) (and .cse0 (or (and .cse1 .cse16) .cse18 (and .cse17 .cse1 .cse4 .cse5 .cse6) .cse19) .cse7))))) (and .cse20 .cse15 (or (and .cse15 .cse0 .cse3 .cse21 .cse7) (and .cse15 .cse0 .cse17 .cse7)) .cse14) (and .cse0 (or .cse22 (and .cse3 .cse1 .cse4 .cse5 .cse6) (and .cse1 .cse2) .cse23) .cse7) .cse13)))))))) [2023-02-17 04:06:57,272 INFO L899 garLoopResultBuilder]: For program point L11-1(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,272 INFO L899 garLoopResultBuilder]: For program point L11-2(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,273 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 5 23) the Hoare annotation is: (<= |ULTIMATE.start_main_~x~0#1| 2147483647) [2023-02-17 04:06:57,273 INFO L899 garLoopResultBuilder]: For program point L11-3(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,273 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2023-02-17 04:06:57,273 INFO L899 garLoopResultBuilder]: For program point L11-5(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,273 INFO L899 garLoopResultBuilder]: For program point L11-6(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,273 INFO L899 garLoopResultBuilder]: For program point L11-8(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,273 INFO L899 garLoopResultBuilder]: For program point L11-9(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point L11-10(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point L11-12(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point L11-13(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point L11-14(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,274 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point L11-15(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point L11-16(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point L11-18(lines 11 21) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point L11-20(lines 11 21) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point L16(line 16) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point L16-1(line 16) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point L12(lines 12 20) no Hoare annotation was computed. [2023-02-17 04:06:57,275 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 16) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point L13(line 13) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point L13-1(line 13) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 16) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-02-17 04:06:57,276 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2023-02-17 04:06:57,277 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 13) no Hoare annotation was computed. [2023-02-17 04:06:57,279 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:57,281 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-17 04:06:57,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.02 04:06:57 BoogieIcfgContainer [2023-02-17 04:06:57,306 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-17 04:06:57,307 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-17 04:06:57,307 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-17 04:06:57,307 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-17 04:06:57,308 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:06:55" (3/4) ... [2023-02-17 04:06:57,310 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-02-17 04:06:57,316 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-02-17 04:06:57,317 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-02-17 04:06:57,317 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-17 04:06:57,341 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-02-17 04:06:57,342 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-17 04:06:57,342 INFO L158 Benchmark]: Toolchain (without parser) took 2364.90ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 108.9MB in the beginning and 60.1MB in the end (delta: 48.9MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. [2023-02-17 04:06:57,343 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:06:57,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.19ms. Allocated memory is still 151.0MB. Free memory was 108.9MB in the beginning and 99.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-17 04:06:57,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.71ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 98.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:06:57,343 INFO L158 Benchmark]: Boogie Preprocessor took 36.91ms. Allocated memory is still 151.0MB. Free memory was 98.0MB in the beginning and 97.2MB in the end (delta: 810.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-17 04:06:57,343 INFO L158 Benchmark]: RCFGBuilder took 190.19ms. Allocated memory is still 151.0MB. Free memory was 96.8MB in the beginning and 87.2MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-17 04:06:57,344 INFO L158 Benchmark]: TraceAbstraction took 1813.10ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 86.3MB in the beginning and 63.2MB in the end (delta: 23.1MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2023-02-17 04:06:57,344 INFO L158 Benchmark]: Witness Printer took 35.06ms. Allocated memory is still 195.0MB. Free memory was 63.2MB in the beginning and 60.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-02-17 04:06:57,345 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 93.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.19ms. Allocated memory is still 151.0MB. Free memory was 108.9MB in the beginning and 99.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.71ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 98.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.91ms. Allocated memory is still 151.0MB. Free memory was 98.0MB in the beginning and 97.2MB in the end (delta: 810.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 190.19ms. Allocated memory is still 151.0MB. Free memory was 96.8MB in the beginning and 87.2MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1813.10ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 86.3MB in the beginning and 63.2MB in the end (delta: 23.1MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. * Witness Printer took 35.06ms. Allocated memory is still 195.0MB. Free memory was 63.2MB in the beginning and 60.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 13]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 37 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 16, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 461 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 461 mSDsluCounter, 837 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 414 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 603 IncrementalHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 423 mSDtfsCounter, 603 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=7, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 16 MinimizatonAttempts, 319 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 8 NumberOfFragments, 2511 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 265 NumberOfCodeBlocks, 265 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 701 SizeOfPredicates, 0 NumberOfNonLiveVariables, 38 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 17 InterpolantComputations, 16 PerfectInterpolantSequences, 47/52 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: x <= 2147483647 - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: (((((((((((x + y <= 2147483646 && ((((x + y <= 2147483646 && 0 <= 2147483647 + x + y) && (((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0))) || (((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || (x + y <= 2147483646 && (((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0))))) && y <= 2147483647) || (0 <= x && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))))) || ((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647)) || ((1 <= y + 1 && 0 <= x) && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))))) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((0 <= x && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647))))) || ((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647)) || ((1 <= y + 1 && 0 <= x) && (((((((0 <= x && x + y <= 2147483646) && x <= 2147483647) && 0 <= y + 2147483648) && y <= 2147483647) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))))) || ((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)))) && x <= 0)) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647)) || (0 <= x && ((((((x + y <= 2147483646 && (((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0) || (x <= 2147483647 && x + 1 <= 0))) || (((((x + y <= 2147483646 && x <= 2147483647) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || ((x + y <= 2147483646 && 0 <= 2147483647 + x + y) && (((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0) || (x <= 2147483647 && x + 1 <= 0)))) && x + y <= 2147483646) && y <= 2147483647) || ((x + y <= 2147483646 && ((((0 <= 2147483647 + x + y && (((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0) || (x <= 2147483647 && x + 1 <= 0))) || ((x <= 2147483647 && 0 <= y + 2147483648) && x + 1 <= 0)) || ((((x <= 2147483647 && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || (x <= 2147483647 && x + 1 <= 0))) && y <= 2147483647)))) || (((1 <= y + 1 && 0 <= x) && (((((0 <= x && x + y <= 2147483646) && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && !(x + 1 <= 0)) && y <= 2147483647) || (((0 <= x && x + y <= 2147483646) && x <= 2147483647) && y <= 2147483647))) && x <= 0)) || ((x + y <= 2147483646 && (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || ((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && x + 1 <= 0) && 0 <= x + y + 2147483648)) || (0 <= 2147483647 + x + y && (((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648) && x + 1 <= 0) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0)))) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && x + 1 <= 0))) && y <= 2147483647)) || (0 <= x && (((((((x + y <= 2147483646 && ((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648))) && 0 <= 2147483647 + x + y) && !(x + 1 <= 0)) && 0 <= y + 2147483648) && y <= 2147483647) && 0 <= x + y + 2147483648) || (((((((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= 2147483647 + x + y) && 0 <= y + 2147483648) && 0 <= x + y + 2147483648) || (((x <= 2147483647 && 0 <= x + 2147483648) || ((x <= 2147483647 && !(x + 1 <= 0)) && 0 <= x + 2147483648)) && 0 <= y + 2147483648)) && y <= 2147483647))) RESULT: Ultimate proved your program to be correct! [2023-02-17 04:06:57,365 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE