./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-restricted-15/Narrowing.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/Narrowing.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 65d96571ae692dc892a607d17412b050d92bd8365fc1d6c09a627f6750d6e1ac --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 04:06:03,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 04:06:03,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 04:06:03,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 04:06:03,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 04:06:03,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 04:06:03,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 04:06:03,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 04:06:03,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 04:06:03,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 04:06:03,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 04:06:03,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 04:06:03,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 04:06:03,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 04:06:03,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 04:06:03,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 04:06:03,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 04:06:03,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 04:06:03,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 04:06:03,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 04:06:03,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 04:06:03,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 04:06:03,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 04:06:03,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 04:06:03,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 04:06:03,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 04:06:03,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 04:06:03,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 04:06:03,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 04:06:03,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 04:06:03,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 04:06:03,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 04:06:03,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 04:06:03,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 04:06:03,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 04:06:03,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 04:06:03,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 04:06:03,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 04:06:03,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 04:06:03,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 04:06:03,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 04:06:03,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-02-17 04:06:03,959 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 04:06:03,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 04:06:03,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 04:06:03,961 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 04:06:03,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 04:06:03,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 04:06:03,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 04:06:03,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 04:06:03,962 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 04:06:03,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 04:06:03,963 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 04:06:03,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 04:06:03,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 04:06:03,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-17 04:06:03,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 04:06:03,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-17 04:06:03,964 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-02-17 04:06:03,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-17 04:06:03,964 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 04:06:03,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-17 04:06:03,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 04:06:03,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 04:06:03,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 04:06:03,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 04:06:03,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 04:06:03,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 04:06:03,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-17 04:06:03,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 04:06:03,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 04:06:03,966 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 04:06:03,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-17 04:06:03,967 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 04:06:03,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 04:06:03,967 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 04:06:03,967 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65d96571ae692dc892a607d17412b050d92bd8365fc1d6c09a627f6750d6e1ac [2023-02-17 04:06:04,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 04:06:04,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 04:06:04,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 04:06:04,170 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 04:06:04,171 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 04:06:04,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/Narrowing.c [2023-02-17 04:06:05,086 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 04:06:05,242 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 04:06:05,243 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/Narrowing.c [2023-02-17 04:06:05,246 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91acb8276/44a6f608ea3b403d8e76a878a30c28e9/FLAG15619c408 [2023-02-17 04:06:05,255 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91acb8276/44a6f608ea3b403d8e76a878a30c28e9 [2023-02-17 04:06:05,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 04:06:05,257 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 04:06:05,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 04:06:05,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 04:06:05,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 04:06:05,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1458aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05, skipping insertion in model container [2023-02-17 04:06:05,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 04:06:05,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 04:06:05,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:06:05,412 INFO L203 MainTranslator]: Completed pre-run [2023-02-17 04:06:05,422 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:06:05,430 INFO L208 MainTranslator]: Completed translation [2023-02-17 04:06:05,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05 WrapperNode [2023-02-17 04:06:05,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 04:06:05,432 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-17 04:06:05,432 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-17 04:06:05,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-17 04:06:05,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,450 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2023-02-17 04:06:05,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-17 04:06:05,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-17 04:06:05,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-17 04:06:05,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-17 04:06:05,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,464 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-17 04:06:05,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-17 04:06:05,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-17 04:06:05,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-17 04:06:05,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (1/1) ... [2023-02-17 04:06:05,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 04:06:05,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:06:05,487 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 04:06:05,502 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 04:06:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-17 04:06:05,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-17 04:06:05,574 INFO L235 CfgBuilder]: Building ICFG [2023-02-17 04:06:05,575 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-17 04:06:05,695 INFO L276 CfgBuilder]: Performing block encoding [2023-02-17 04:06:05,699 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-17 04:06:05,700 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-17 04:06:05,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:06:05 BoogieIcfgContainer [2023-02-17 04:06:05,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-17 04:06:05,702 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-17 04:06:05,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-17 04:06:05,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-17 04:06:05,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.02 04:06:05" (1/3) ... [2023-02-17 04:06:05,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113b1715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.02 04:06:05, skipping insertion in model container [2023-02-17 04:06:05,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:06:05" (2/3) ... [2023-02-17 04:06:05,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113b1715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.02 04:06:05, skipping insertion in model container [2023-02-17 04:06:05,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:06:05" (3/3) ... [2023-02-17 04:06:05,710 INFO L112 eAbstractionObserver]: Analyzing ICFG Narrowing.c [2023-02-17 04:06:05,736 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-17 04:06:05,736 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-02-17 04:06:05,782 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-17 04:06:05,787 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;@78db2afa, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-17 04:06:05,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-02-17 04:06:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand has 28 states, 19 states have (on average 1.7894736842105263) internal successors, (34), 27 states have internal predecessors, (34), 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 04:06:05,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-02-17 04:06:05,793 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:05,794 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:05,794 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:05,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:05,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1810724077, now seen corresponding path program 1 times [2023-02-17 04:06:05,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:05,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945768945] [2023-02-17 04:06:05,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:05,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:05,921 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 04:06:05,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:05,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945768945] [2023-02-17 04:06:05,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945768945] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:05,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:05,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:05,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611208131] [2023-02-17 04:06:05,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:05,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:05,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:05,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:05,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:05,954 INFO L87 Difference]: Start difference. First operand has 28 states, 19 states have (on average 1.7894736842105263) internal successors, (34), 27 states have internal predecessors, (34), 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, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 04:06:06,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,021 INFO L93 Difference]: Finished difference Result 72 states and 90 transitions. [2023-02-17 04:06:06,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,023 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2023-02-17 04:06:06,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,028 INFO L225 Difference]: With dead ends: 72 [2023-02-17 04:06:06,028 INFO L226 Difference]: Without dead ends: 38 [2023-02-17 04:06:06,031 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 04:06:06,033 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 24 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 52 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2023-02-17 04:06:06,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 34. [2023-02-17 04:06:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 33 states have internal predecessors, (47), 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 04:06:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 47 transitions. [2023-02-17 04:06:06,056 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 47 transitions. Word has length 7 [2023-02-17 04:06:06,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,056 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 47 transitions. [2023-02-17 04:06:06,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 04:06:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2023-02-17 04:06:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-02-17 04:06:06,057 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,057 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-17 04:06:06,057 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1810666417, now seen corresponding path program 1 times [2023-02-17 04:06:06,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871829705] [2023-02-17 04:06:06,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,092 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 04:06:06,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871829705] [2023-02-17 04:06:06,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871829705] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:06,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259631349] [2023-02-17 04:06:06,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,095 INFO L87 Difference]: Start difference. First operand 34 states and 47 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 04:06:06,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,120 INFO L93 Difference]: Finished difference Result 44 states and 58 transitions. [2023-02-17 04:06:06,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2023-02-17 04:06:06,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,122 INFO L225 Difference]: With dead ends: 44 [2023-02-17 04:06:06,122 INFO L226 Difference]: Without dead ends: 43 [2023-02-17 04:06:06,122 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 04:06:06,123 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 20 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 23 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-02-17 04:06:06,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 33. [2023-02-17 04:06:06,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 26 states have (on average 1.7692307692307692) internal successors, (46), 32 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 04:06:06,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2023-02-17 04:06:06,128 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 7 [2023-02-17 04:06:06,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,128 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2023-02-17 04:06:06,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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 04:06:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2023-02-17 04:06:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-17 04:06:06,145 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,146 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-17 04:06:06,146 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,147 INFO L85 PathProgramCache]: Analyzing trace with hash 297877621, now seen corresponding path program 1 times [2023-02-17 04:06:06,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182067165] [2023-02-17 04:06:06,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,170 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 04:06:06,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182067165] [2023-02-17 04:06:06,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182067165] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:06,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765020152] [2023-02-17 04:06:06,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,172 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,193 INFO L93 Difference]: Finished difference Result 43 states and 57 transitions. [2023-02-17 04:06:06,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-17 04:06:06,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,194 INFO L225 Difference]: With dead ends: 43 [2023-02-17 04:06:06,194 INFO L226 Difference]: Without dead ends: 42 [2023-02-17 04:06:06,195 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 04:06:06,196 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 18 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 24 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2023-02-17 04:06:06,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 32. [2023-02-17 04:06:06,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 26 states have (on average 1.7307692307692308) internal successors, (45), 31 states have internal predecessors, (45), 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 04:06:06,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 45 transitions. [2023-02-17 04:06:06,201 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 45 transitions. Word has length 8 [2023-02-17 04:06:06,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,201 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 45 transitions. [2023-02-17 04:06:06,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,202 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2023-02-17 04:06:06,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-17 04:06:06,202 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,202 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,202 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-17 04:06:06,203 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,203 INFO L85 PathProgramCache]: Analyzing trace with hash 297877814, now seen corresponding path program 1 times [2023-02-17 04:06:06,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976095536] [2023-02-17 04:06:06,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,219 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 04:06:06,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976095536] [2023-02-17 04:06:06,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976095536] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:06,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741398102] [2023-02-17 04:06:06,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,221 INFO L87 Difference]: Start difference. First operand 32 states and 45 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,233 INFO L93 Difference]: Finished difference Result 66 states and 88 transitions. [2023-02-17 04:06:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-17 04:06:06,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,234 INFO L225 Difference]: With dead ends: 66 [2023-02-17 04:06:06,234 INFO L226 Difference]: Without dead ends: 36 [2023-02-17 04:06:06,234 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 04:06:06,235 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 17 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 52 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2023-02-17 04:06:06,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2023-02-17 04:06:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 31 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 04:06:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 44 transitions. [2023-02-17 04:06:06,240 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 44 transitions. Word has length 8 [2023-02-17 04:06:06,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,240 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 44 transitions. [2023-02-17 04:06:06,240 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2023-02-17 04:06:06,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-17 04:06:06,241 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,241 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-17 04:06:06,241 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,242 INFO L85 PathProgramCache]: Analyzing trace with hash 296090354, now seen corresponding path program 1 times [2023-02-17 04:06:06,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330646902] [2023-02-17 04:06:06,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,257 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 04:06:06,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330646902] [2023-02-17 04:06:06,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330646902] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-17 04:06:06,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197602869] [2023-02-17 04:06:06,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,259 INFO L87 Difference]: Start difference. First operand 32 states and 44 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,270 INFO L93 Difference]: Finished difference Result 66 states and 86 transitions. [2023-02-17 04:06:06,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-17 04:06:06,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,271 INFO L225 Difference]: With dead ends: 66 [2023-02-17 04:06:06,271 INFO L226 Difference]: Without dead ends: 36 [2023-02-17 04:06:06,272 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 04:06:06,273 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 17 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 57 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2023-02-17 04:06:06,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2023-02-17 04:06:06,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 31 states have internal predecessors, (42), 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 04:06:06,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 42 transitions. [2023-02-17 04:06:06,279 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 42 transitions. Word has length 8 [2023-02-17 04:06:06,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,279 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 42 transitions. [2023-02-17 04:06:06,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,279 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2023-02-17 04:06:06,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-02-17 04:06:06,280 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,280 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,280 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-17 04:06:06,280 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,281 INFO L85 PathProgramCache]: Analyzing trace with hash 296084139, now seen corresponding path program 1 times [2023-02-17 04:06:06,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402547773] [2023-02-17 04:06:06,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,298 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 04:06:06,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402547773] [2023-02-17 04:06:06,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402547773] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:06,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529042350] [2023-02-17 04:06:06,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,301 INFO L87 Difference]: Start difference. First operand 32 states and 42 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,326 INFO L93 Difference]: Finished difference Result 54 states and 68 transitions. [2023-02-17 04:06:06,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-02-17 04:06:06,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,327 INFO L225 Difference]: With dead ends: 54 [2023-02-17 04:06:06,327 INFO L226 Difference]: Without dead ends: 52 [2023-02-17 04:06:06,327 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 04:06:06,328 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 16 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 48 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2023-02-17 04:06:06,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 48. [2023-02-17 04:06:06,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 42 states have (on average 1.5714285714285714) internal successors, (66), 47 states have internal predecessors, (66), 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 04:06:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 66 transitions. [2023-02-17 04:06:06,333 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 66 transitions. Word has length 8 [2023-02-17 04:06:06,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,333 INFO L495 AbstractCegarLoop]: Abstraction has 48 states and 66 transitions. [2023-02-17 04:06:06,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 04:06:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-02-17 04:06:06,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-02-17 04:06:06,334 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,334 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-02-17 04:06:06,334 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,335 INFO L85 PathProgramCache]: Analyzing trace with hash 644271729, now seen corresponding path program 1 times [2023-02-17 04:06:06,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47136051] [2023-02-17 04:06:06,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,354 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 04:06:06,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47136051] [2023-02-17 04:06:06,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47136051] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,355 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:06,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748858827] [2023-02-17 04:06:06,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,356 INFO L87 Difference]: Start difference. First operand 48 states and 66 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 04:06:06,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,372 INFO L93 Difference]: Finished difference Result 48 states and 66 transitions. [2023-02-17 04:06:06,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,373 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 04:06:06,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,374 INFO L225 Difference]: With dead ends: 48 [2023-02-17 04:06:06,374 INFO L226 Difference]: Without dead ends: 47 [2023-02-17 04:06:06,374 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 04:06:06,375 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 16 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 15 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2023-02-17 04:06:06,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 35. [2023-02-17 04:06:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 30 states have (on average 1.5333333333333334) internal successors, (46), 34 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 04:06:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2023-02-17 04:06:06,379 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 9 [2023-02-17 04:06:06,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,379 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2023-02-17 04:06:06,379 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 04:06:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2023-02-17 04:06:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-02-17 04:06:06,380 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,380 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-02-17 04:06:06,380 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1502412806, now seen corresponding path program 1 times [2023-02-17 04:06:06,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834408197] [2023-02-17 04:06:06,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,401 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 04:06:06,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834408197] [2023-02-17 04:06:06,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834408197] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:06,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281346329] [2023-02-17 04:06:06,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,403 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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 04:06:06,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,430 INFO L93 Difference]: Finished difference Result 66 states and 90 transitions. [2023-02-17 04:06:06,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,431 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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 10 [2023-02-17 04:06:06,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,433 INFO L225 Difference]: With dead ends: 66 [2023-02-17 04:06:06,433 INFO L226 Difference]: Without dead ends: 64 [2023-02-17 04:06:06,434 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 04:06:06,435 INFO L413 NwaCegarLoop]: 15 mSDtfsCounter, 14 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,436 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 27 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-02-17 04:06:06,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 61. [2023-02-17 04:06:06,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 60 states have internal predecessors, (82), 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 04:06:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 82 transitions. [2023-02-17 04:06:06,446 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 82 transitions. Word has length 10 [2023-02-17 04:06:06,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,446 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 82 transitions. [2023-02-17 04:06:06,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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 04:06:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2023-02-17 04:06:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-02-17 04:06:06,446 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,447 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-02-17 04:06:06,447 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,448 INFO L85 PathProgramCache]: Analyzing trace with hash 669843347, now seen corresponding path program 1 times [2023-02-17 04:06:06,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852780388] [2023-02-17 04:06:06,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,466 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 04:06:06,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852780388] [2023-02-17 04:06:06,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852780388] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:06,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 04:06:06,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 04:06:06,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360166137] [2023-02-17 04:06:06,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-17 04:06:06,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-17 04:06:06,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-17 04:06:06,469 INFO L87 Difference]: Start difference. First operand 61 states and 82 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 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 04:06:06,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,487 INFO L93 Difference]: Finished difference Result 61 states and 82 transitions. [2023-02-17 04:06:06,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-17 04:06:06,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 04:06:06,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,488 INFO L225 Difference]: With dead ends: 61 [2023-02-17 04:06:06,489 INFO L226 Difference]: Without dead ends: 59 [2023-02-17 04:06:06,490 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 04:06:06,490 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 13 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 14 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-02-17 04:06:06,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-02-17 04:06:06,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 58 states have internal predecessors, (76), 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 04:06:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 76 transitions. [2023-02-17 04:06:06,504 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 76 transitions. Word has length 11 [2023-02-17 04:06:06,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,505 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 76 transitions. [2023-02-17 04:06:06,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 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 04:06:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-02-17 04:06:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-02-17 04:06:06,508 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,508 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-02-17 04:06:06,508 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,509 INFO L85 PathProgramCache]: Analyzing trace with hash -749408958, now seen corresponding path program 1 times [2023-02-17 04:06:06,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118771357] [2023-02-17 04:06:06,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:06,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:06,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118771357] [2023-02-17 04:06:06,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118771357] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-17 04:06:06,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1018876022] [2023-02-17 04:06:06,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 04:06:06,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:06:06,558 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 04:06:06,569 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 04:06:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:06,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-17 04:06:06,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 04:06:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:06,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-17 04:06:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:06,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1018876022] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-17 04:06:06,629 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-17 04:06:06,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2023-02-17 04:06:06,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629372310] [2023-02-17 04:06:06,630 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-17 04:06:06,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-17 04:06:06,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:06,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-17 04:06:06,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:06,631 INFO L87 Difference]: Start difference. First operand 59 states and 76 transitions. Second operand has 6 states, 5 states have (on average 6.6) internal successors, (33), 6 states have internal predecessors, (33), 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 04:06:06,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:06,696 INFO L93 Difference]: Finished difference Result 199 states and 253 transitions. [2023-02-17 04:06:06,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-17 04:06:06,697 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 6 states have internal predecessors, (33), 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 18 [2023-02-17 04:06:06,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:06,698 INFO L225 Difference]: With dead ends: 199 [2023-02-17 04:06:06,698 INFO L226 Difference]: Without dead ends: 198 [2023-02-17 04:06:06,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:06,700 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 56 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:06,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 89 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:06,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-02-17 04:06:06,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 128. [2023-02-17 04:06:06,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 125 states have (on average 1.352) internal successors, (169), 127 states have internal predecessors, (169), 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 04:06:06,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 169 transitions. [2023-02-17 04:06:06,727 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 169 transitions. Word has length 18 [2023-02-17 04:06:06,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:06,728 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 169 transitions. [2023-02-17 04:06:06,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.6) internal successors, (33), 6 states have internal predecessors, (33), 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 04:06:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 169 transitions. [2023-02-17 04:06:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-02-17 04:06:06,729 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:06,729 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:06,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-02-17 04:06:06,948 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,SelfDestructingSolverStorable9 [2023-02-17 04:06:06,949 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:06,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:06,949 INFO L85 PathProgramCache]: Analyzing trace with hash 906754391, now seen corresponding path program 1 times [2023-02-17 04:06:06,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:06,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855492868] [2023-02-17 04:06:06,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:06,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:07,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:07,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855492868] [2023-02-17 04:06:07,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855492868] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-17 04:06:07,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809643121] [2023-02-17 04:06:07,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:07,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 04:06:07,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:06:07,037 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-17 04:06:07,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-17 04:06:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:07,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-17 04:06:07,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 04:06:07,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:07,079 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-17 04:06:07,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [809643121] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 04:06:07,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-17 04:06:07,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3] total 6 [2023-02-17 04:06:07,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032398025] [2023-02-17 04:06:07,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 04:06:07,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-17 04:06:07,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:07,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-17 04:06:07,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:07,080 INFO L87 Difference]: Start difference. First operand 128 states and 169 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 04:06:07,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:07,153 INFO L93 Difference]: Finished difference Result 327 states and 430 transitions. [2023-02-17 04:06:07,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-17 04:06:07,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 22 [2023-02-17 04:06:07,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:07,154 INFO L225 Difference]: With dead ends: 327 [2023-02-17 04:06:07,154 INFO L226 Difference]: Without dead ends: 255 [2023-02-17 04:06:07,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:07,155 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 25 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:07,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 29 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-17 04:06:07,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2023-02-17 04:06:07,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 234. [2023-02-17 04:06:07,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 231 states have (on average 1.3073593073593073) internal successors, (302), 233 states have internal predecessors, (302), 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 04:06:07,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 302 transitions. [2023-02-17 04:06:07,162 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 302 transitions. Word has length 22 [2023-02-17 04:06:07,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:07,163 INFO L495 AbstractCegarLoop]: Abstraction has 234 states and 302 transitions. [2023-02-17 04:06:07,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 04:06:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 302 transitions. [2023-02-17 04:06:07,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-02-17 04:06:07,163 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:07,164 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:07,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-17 04:06:07,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-02-17 04:06:07,365 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:07,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:07,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1087390315, now seen corresponding path program 1 times [2023-02-17 04:06:07,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:07,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497413824] [2023-02-17 04:06:07,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:07,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:07,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:07,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497413824] [2023-02-17 04:06:07,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497413824] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-17 04:06:07,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292730612] [2023-02-17 04:06:07,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:07,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 04:06:07,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:06:07,416 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-17 04:06:07,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-17 04:06:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:07,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-17 04:06:07,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 04:06:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:07,461 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-17 04:06:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 04:06:07,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292730612] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-17 04:06:07,478 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-17 04:06:07,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2023-02-17 04:06:07,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359018865] [2023-02-17 04:06:07,479 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-17 04:06:07,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-17 04:06:07,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:07,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-17 04:06:07,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:07,480 INFO L87 Difference]: Start difference. First operand 234 states and 302 transitions. Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 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 04:06:07,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:07,510 INFO L93 Difference]: Finished difference Result 363 states and 472 transitions. [2023-02-17 04:06:07,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-17 04:06:07,511 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 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 22 [2023-02-17 04:06:07,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:07,512 INFO L225 Difference]: With dead ends: 363 [2023-02-17 04:06:07,512 INFO L226 Difference]: Without dead ends: 361 [2023-02-17 04:06:07,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:07,513 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 28 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:07,513 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 39 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:07,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2023-02-17 04:06:07,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 120. [2023-02-17 04:06:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 119 states have (on average 1.2352941176470589) internal successors, (147), 119 states have internal predecessors, (147), 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 04:06:07,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 147 transitions. [2023-02-17 04:06:07,519 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 147 transitions. Word has length 22 [2023-02-17 04:06:07,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:07,520 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 147 transitions. [2023-02-17 04:06:07,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 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 04:06:07,521 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 147 transitions. [2023-02-17 04:06:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-02-17 04:06:07,524 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 04:06:07,525 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1] [2023-02-17 04:06:07,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-02-17 04:06:07,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 04:06:07,729 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-02-17 04:06:07,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:06:07,730 INFO L85 PathProgramCache]: Analyzing trace with hash 380856455, now seen corresponding path program 2 times [2023-02-17 04:06:07,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:06:07,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805895720] [2023-02-17 04:06:07,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:06:07,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:06:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 04:06:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-02-17 04:06:07,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 04:06:07,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805895720] [2023-02-17 04:06:07,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805895720] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-17 04:06:07,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096425078] [2023-02-17 04:06:07,804 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-17 04:06:07,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 04:06:07,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:06:07,805 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-17 04:06:07,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-17 04:06:07,831 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-02-17 04:06:07,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-17 04:06:07,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-17 04:06:07,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 04:06:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-02-17 04:06:07,844 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-17 04:06:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-02-17 04:06:07,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096425078] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-17 04:06:07,854 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-17 04:06:07,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2023-02-17 04:06:07,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343720762] [2023-02-17 04:06:07,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-17 04:06:07,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-17 04:06:07,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 04:06:07,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-17 04:06:07,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-17 04:06:07,856 INFO L87 Difference]: Start difference. First operand 120 states and 147 transitions. Second operand has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 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 04:06:07,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 04:06:07,876 INFO L93 Difference]: Finished difference Result 125 states and 152 transitions. [2023-02-17 04:06:07,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-02-17 04:06:07,877 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 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) Word has length 48 [2023-02-17 04:06:07,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 04:06:07,877 INFO L225 Difference]: With dead ends: 125 [2023-02-17 04:06:07,877 INFO L226 Difference]: Without dead ends: 0 [2023-02-17 04:06:07,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2023-02-17 04:06:07,878 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 31 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 04:06:07,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 10 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 04:06:07,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-02-17 04:06:07,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-02-17 04:06:07,879 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 04:06:07,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-02-17 04:06:07,879 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2023-02-17 04:06:07,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 04:06:07,879 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-17 04:06:07,879 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 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 04:06:07,880 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-02-17 04:06:07,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-02-17 04:06:07,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-02-17 04:06:07,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-02-17 04:06:07,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-02-17 04:06:07,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-02-17 04:06:07,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-02-17 04:06:07,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-02-17 04:06:07,882 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-02-17 04:06:07,883 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-02-17 04:06:07,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-02-17 04:06:08,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 04:06:08,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-02-17 04:06:08,094 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2023-02-17 04:06:08,108 INFO L899 garLoopResultBuilder]: For program point L27(line 27) no Hoare annotation was computed. [2023-02-17 04:06:08,109 INFO L899 garLoopResultBuilder]: For program point L27-1(line 27) no Hoare annotation was computed. [2023-02-17 04:06:08,109 INFO L899 garLoopResultBuilder]: For program point L23-1(lines 23 25) no Hoare annotation was computed. [2023-02-17 04:06:08,109 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 5 32) the Hoare annotation is: true [2023-02-17 04:06:08,109 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2023-02-17 04:06:08,109 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-02-17 04:06:08,109 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point L24(line 24) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point L24-1(line 24) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point L20-1(lines 13 29) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 26) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point L21(line 21) no Hoare annotation was computed. [2023-02-17 04:06:08,110 INFO L899 garLoopResultBuilder]: For program point L21-1(line 21) no Hoare annotation was computed. [2023-02-17 04:06:08,111 INFO L899 garLoopResultBuilder]: For program point L17-1(lines 13 29) no Hoare annotation was computed. [2023-02-17 04:06:08,111 INFO L899 garLoopResultBuilder]: For program point L13-2(lines 13 29) no Hoare annotation was computed. [2023-02-17 04:06:08,111 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-02-17 04:06:08,111 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 24) no Hoare annotation was computed. [2023-02-17 04:06:08,111 INFO L899 garLoopResultBuilder]: For program point L26(line 26) no Hoare annotation was computed. [2023-02-17 04:06:08,111 INFO L899 garLoopResultBuilder]: For program point L26-1(lines 26 28) no Hoare annotation was computed. [2023-02-17 04:06:08,112 INFO L895 garLoopResultBuilder]: At program point L26-3(lines 13 29) the Hoare annotation is: (let ((.cse7 (<= |ULTIMATE.start_main_~i~0#1| 2147483647)) (.cse23 (<= |ULTIMATE.start_main_~i~0#1| 0)) (.cse12 (<= 0 |ULTIMATE.start_main_~i~0#1|)) (.cse10 (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648))) (.cse19 (+ |ULTIMATE.start_main_~i~0#1| 1))) (let ((.cse9 (< .cse19 2147483647)) (.cse1 (<= |ULTIMATE.start_main_~range~0#1| 20)) (.cse13 (<= 0 (+ (- 20) |ULTIMATE.start_main_~range~0#1|))) (.cse24 (let ((.cse25 (let ((.cse27 (<= |ULTIMATE.start_main_~up~0#1| 0))) (let ((.cse28 (and .cse10 .cse27))) (or .cse27 .cse28 (and .cse12 (or .cse27 .cse28)))))) (.cse26 (= |ULTIMATE.start_main_~up~0#1| 0))) (or (and .cse25 .cse7 .cse26) (and .cse25 .cse7 .cse23 .cse26))))) (let ((.cse18 (or (and .cse1 .cse9 .cse13 .cse24) (and .cse23 .cse1 .cse13 .cse24) (and .cse1 .cse13 .cse24))) (.cse17 (or (and .cse23 .cse1 .cse24) (and .cse1 .cse24) (and .cse1 .cse9 .cse24))) (.cse15 (<= |ULTIMATE.start_main_~i~0#1| 1)) (.cse5 (<= .cse19 2147483647)) (.cse11 (< (- 2147483647) (+ (- 1) |ULTIMATE.start_main_~range~0#1|))) (.cse22 (>= (+ (- 2) |ULTIMATE.start_main_~range~0#1|) (- 2147483648))) (.cse6 (= (+ (- 1) |ULTIMATE.start_main_~up~0#1|) 0)) (.cse14 (<= 0 (+ (- 19) |ULTIMATE.start_main_~range~0#1|)))) (let ((.cse4 (or (and .cse6 .cse7 .cse1 .cse10 .cse11 .cse12) (and .cse6 .cse7 .cse1 .cse10 .cse12 .cse22) (and .cse6 .cse7 .cse1 .cse10 .cse12 .cse13) (and .cse6 .cse7 .cse1 .cse10 .cse12 .cse14))) (.cse3 (or (and .cse6 .cse7 .cse1 .cse10 .cse5 .cse12 .cse14) (and .cse6 .cse7 .cse1 .cse10 .cse5 .cse12 .cse13) (and .cse6 .cse7 .cse1 .cse10 .cse11 .cse5 .cse12) (and .cse6 .cse7 .cse1 .cse10 .cse5 .cse12 .cse22))) (.cse0 (or (and .cse6 .cse7 .cse1 .cse10 .cse12 .cse15 .cse22) (and .cse6 .cse7 .cse1 .cse10 .cse11 .cse12 .cse15) (and .cse6 .cse7 .cse1 .cse10 .cse12 .cse13 .cse15) (and .cse6 .cse7 .cse1 .cse10 .cse12 .cse14 .cse15))) (.cse21 (or (and .cse6 .cse7 .cse1 .cse9 .cse10 .cse12 .cse13) (and .cse6 .cse7 .cse1 .cse9 .cse10 .cse12 .cse22) (and .cse6 .cse7 .cse1 .cse9 .cse10 .cse11 .cse12) (and .cse6 .cse7 .cse1 .cse9 .cse10 .cse12 .cse14))) (.cse20 (or (and .cse18 .cse13) (and .cse17 .cse22) (and .cse14 .cse17) (and .cse11 .cse17))) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 20)) (.cse8 (>= |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~range~0#1|))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse4) (and .cse1 .cse5 .cse4) (and .cse1 .cse5 .cse3) (and .cse1 .cse5 (or (and .cse6 .cse7 .cse8 .cse1 .cse9 .cse10 .cse11 .cse12) (and .cse6 .cse7 .cse8 .cse1 .cse9 .cse10 .cse12 .cse13) (and .cse6 .cse7 .cse8 .cse1 .cse9 .cse10 .cse12 .cse14))) (and .cse1 (or (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse12 .cse13) (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse12 .cse14) (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse11 .cse12)) .cse5) (and .cse1 .cse5 (or (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse12 .cse14 .cse15) (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse12 .cse13 .cse15) (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse11 .cse12 .cse15))) (and .cse0 .cse1 .cse5) (and .cse1 .cse2 (let ((.cse16 (<= |ULTIMATE.start_main_~range~0#1| .cse19))) (or (and .cse16 .cse11 .cse17) (and .cse16 .cse14 .cse17) (and .cse16 .cse18 .cse13)))) (and .cse20 .cse1) (and .cse21 .cse1 .cse2) (and .cse21 .cse1 .cse5) (and .cse20 .cse1 .cse2) (and .cse1 .cse5 (or (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse11 .cse5 .cse12) (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse5 .cse12 .cse13) (and .cse6 .cse7 .cse8 .cse1 .cse10 .cse5 .cse12 .cse14)))))))) [2023-02-17 04:06:08,112 INFO L899 garLoopResultBuilder]: For program point L14(lines 14 16) no Hoare annotation was computed. [2023-02-17 04:06:08,112 INFO L899 garLoopResultBuilder]: For program point L14-2(lines 13 29) no Hoare annotation was computed. [2023-02-17 04:06:08,112 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2023-02-17 04:06:08,115 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 04:06:08,116 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-02-17 04:06:08,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.02 04:06:08 BoogieIcfgContainer [2023-02-17 04:06:08,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-02-17 04:06:08,169 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-17 04:06:08,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-17 04:06:08,169 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-17 04:06:08,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:06:05" (3/4) ... [2023-02-17 04:06:08,174 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-02-17 04:06:08,179 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-02-17 04:06:08,180 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-02-17 04:06:08,180 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-02-17 04:06:08,202 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-02-17 04:06:08,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-17 04:06:08,203 INFO L158 Benchmark]: Toolchain (without parser) took 2945.64ms. Allocated memory is still 134.2MB. Free memory was 99.2MB in the beginning and 100.5MB in the end (delta: -1.3MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2023-02-17 04:06:08,203 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:06:08,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 163.70ms. Allocated memory is still 134.2MB. Free memory was 99.2MB in the beginning and 89.6MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-17 04:06:08,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.60ms. Allocated memory is still 134.2MB. Free memory was 89.6MB in the beginning and 88.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:06:08,204 INFO L158 Benchmark]: Boogie Preprocessor took 12.26ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 87.5MB in the end (delta: 710.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-17 04:06:08,204 INFO L158 Benchmark]: RCFGBuilder took 235.37ms. Allocated memory is still 134.2MB. Free memory was 87.5MB in the beginning and 77.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-17 04:06:08,204 INFO L158 Benchmark]: TraceAbstraction took 2465.92ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 103.6MB in the end (delta: -26.6MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-02-17 04:06:08,205 INFO L158 Benchmark]: Witness Printer took 34.01ms. Allocated memory is still 134.2MB. Free memory was 103.6MB in the beginning and 100.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-02-17 04:06:08,206 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 163.70ms. Allocated memory is still 134.2MB. Free memory was 99.2MB in the beginning and 89.6MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.60ms. Allocated memory is still 134.2MB. Free memory was 89.6MB in the beginning and 88.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.26ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 87.5MB in the end (delta: 710.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 235.37ms. Allocated memory is still 134.2MB. Free memory was 87.5MB in the beginning and 77.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2465.92ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 103.6MB in the end (delta: -26.6MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Witness Printer took 34.01ms. Allocated memory is still 134.2MB. Free memory was 103.6MB in the beginning and 100.5MB in the end (delta: 3.1MB). 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: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: 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, 28 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 13, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 295 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 295 mSDsluCounter, 479 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 198 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 300 IncrementalHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 281 mSDtfsCounter, 300 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 195 SyntacticMatches, 4 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=11, InterpolantAutomatonStates: 48, 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, 13 MinimizatonAttempts, 383 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 19 NumberOfFragments, 4345 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 296 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 364 ConstructedInterpolants, 0 QuantifiedInterpolants, 1218 SizeOfPredicates, 5 NumberOfNonLiveVariables, 140 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 206/310 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 8 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && i <= 1) && -2 + range >= -2147483648) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i) && i <= 1)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range) && i <= 1)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range) && i <= 1)) && range <= 20) && i <= 20) || ((range <= 20 && i <= 20) && (((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && 0 <= -19 + range) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && 0 <= -20 + range)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && i + 1 <= 2147483647) && 0 <= i)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && -2 + range >= -2147483648)))) || ((range <= 20 && i <= 20) && ((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i) || (((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && -2 + range >= -2147483648)) || (((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range)) || (((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range)))) || ((range <= 20 && i + 1 <= 2147483647) && ((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i) || (((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && -2 + range >= -2147483648)) || (((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range)) || (((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range)))) || ((range <= 20 && i + 1 <= 2147483647) && (((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && 0 <= -19 + range) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && 0 <= -20 + range)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && i + 1 <= 2147483647) && 0 <= i)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && -2 + range >= -2147483648)))) || ((range <= 20 && i + 1 <= 2147483647) && (((((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i) || (((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range)) || (((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range)))) || ((range <= 20 && ((((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range) || ((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range)) || ((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i))) && i + 1 <= 2147483647)) || ((range <= 20 && i + 1 <= 2147483647) && (((((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range) && i <= 1) || (((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range) && i <= 1)) || (((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i) && i <= 1)))) || (((((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && i <= 1) && -2 + range >= -2147483648) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i) && i <= 1)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range) && i <= 1)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range) && i <= 1)) && range <= 20) && i + 1 <= 2147483647)) || ((range <= 20 && i <= 20) && ((((range <= i + 1 && -2147483647 < -1 + range) && ((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))))) || ((range <= i + 1 && 0 <= -19 + range) && ((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))))) || ((range <= i + 1 && (((((range <= 20 && i + 1 < 2147483647) && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (((i <= 0 && range <= 20) && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))))) && 0 <= -20 + range)))) || ((((((((((range <= 20 && i + 1 < 2147483647) && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (((i <= 0 && range <= 20) && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) && 0 <= -20 + range) || (((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) && -2 + range >= -2147483648)) || (0 <= -19 + range && ((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))))) || (-2147483647 < -1 + range && ((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))))) && range <= 20)) || (((((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && -2 + range >= -2147483648)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range)) && range <= 20) && i <= 20)) || (((((((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -20 + range) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && -2 + range >= -2147483648)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && 0 <= i)) || ((((((-1 + up == 0 && i <= 2147483647) && range <= 20) && i + 1 < 2147483647) && 0 <= i + 2147483648) && 0 <= i) && 0 <= -19 + range)) && range <= 20) && i + 1 <= 2147483647)) || (((((((((((range <= 20 && i + 1 < 2147483647) && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (((i <= 0 && range <= 20) && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && 0 <= -20 + range) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) && 0 <= -20 + range) || (((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) && -2 + range >= -2147483648)) || (0 <= -19 + range && ((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))))) || (-2147483647 < -1 + range && ((((i <= 0 && range <= 20) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0))) || (range <= 20 && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))) || ((range <= 20 && i + 1 < 2147483647) && (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && up == 0) || (((((up <= 0 || (0 <= i + 2147483648 && up <= 0)) || (0 <= i && (up <= 0 || (0 <= i + 2147483648 && up <= 0)))) && i <= 2147483647) && i <= 0) && up == 0)))))) && range <= 20) && i <= 20)) || ((range <= 20 && i + 1 <= 2147483647) && (((((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && -2147483647 < -1 + range) && i + 1 <= 2147483647) && 0 <= i) || (((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && 0 <= -20 + range)) || (((((((-1 + up == 0 && i <= 2147483647) && i >= range) && range <= 20) && 0 <= i + 2147483648) && i + 1 <= 2147483647) && 0 <= i) && 0 <= -19 + range))) RESULT: Ultimate proved your program to be correct! [2023-02-17 04:06:08,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE