./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.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 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 03:04:22,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 03:04:22,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 03:04:22,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 03:04:22,539 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 03:04:22,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 03:04:22,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 03:04:22,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 03:04:22,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 03:04:22,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 03:04:22,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 03:04:22,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 03:04:22,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 03:04:22,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 03:04:22,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 03:04:22,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 03:04:22,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 03:04:22,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 03:04:22,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 03:04:22,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 03:04:22,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 03:04:22,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 03:04:22,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 03:04:22,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 03:04:22,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 03:04:22,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 03:04:22,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 03:04:22,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 03:04:22,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 03:04:22,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 03:04:22,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 03:04:22,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 03:04:22,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 03:04:22,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 03:04:22,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 03:04:22,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 03:04:22,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 03:04:22,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 03:04:22,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 03:04:22,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 03:04:22,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 03:04:22,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-02-21 03:04:22,579 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 03:04:22,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 03:04:22,579 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 03:04:22,579 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 03:04:22,580 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 03:04:22,580 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 03:04:22,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 03:04:22,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 03:04:22,581 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 03:04:22,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 03:04:22,581 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 03:04:22,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 03:04:22,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 03:04:22,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-21 03:04:22,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 03:04:22,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-21 03:04:22,582 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-02-21 03:04:22,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 03:04:22,582 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 03:04:22,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-21 03:04:22,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 03:04:22,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 03:04:22,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 03:04:22,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 03:04:22,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 03:04:22,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 03:04:22,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-21 03:04:22,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 03:04:22,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-21 03:04:22,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-21 03:04:22,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 [2022-02-21 03:04:22,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 03:04:22,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 03:04:22,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 03:04:22,804 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 03:04:22,805 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 03:04:22,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2022-02-21 03:04:22,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10becbf3/bd081b9ba16b4f8b90a3fe23b9df151e/FLAG06c8d3895 [2022-02-21 03:04:23,172 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 03:04:23,173 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2022-02-21 03:04:23,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10becbf3/bd081b9ba16b4f8b90a3fe23b9df151e/FLAG06c8d3895 [2022-02-21 03:04:23,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10becbf3/bd081b9ba16b4f8b90a3fe23b9df151e [2022-02-21 03:04:23,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 03:04:23,639 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 03:04:23,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 03:04:23,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 03:04:23,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 03:04:23,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fdb1b31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23, skipping insertion in model container [2022-02-21 03:04:23,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 03:04:23,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 03:04:23,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:04:23,798 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 03:04:23,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:04:23,816 INFO L208 MainTranslator]: Completed translation [2022-02-21 03:04:23,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23 WrapperNode [2022-02-21 03:04:23,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 03:04:23,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 03:04:23,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 03:04:23,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 03:04:23,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,842 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2022-02-21 03:04:23,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 03:04:23,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 03:04:23,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 03:04:23,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 03:04:23,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 03:04:23,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 03:04:23,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 03:04:23,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 03:04:23,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (1/1) ... [2022-02-21 03:04:23,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 03:04:23,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:23,894 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) [2022-02-21 03:04:23,907 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 [2022-02-21 03:04:23,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 03:04:23,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 03:04:23,960 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 03:04:23,961 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 03:04:24,146 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 03:04:24,151 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 03:04:24,152 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-21 03:04:24,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:04:24 BoogieIcfgContainer [2022-02-21 03:04:24,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 03:04:24,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-21 03:04:24,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-21 03:04:24,157 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-21 03:04:24,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 03:04:23" (1/3) ... [2022-02-21 03:04:24,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50eb394a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:04:24, skipping insertion in model container [2022-02-21 03:04:24,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:04:23" (2/3) ... [2022-02-21 03:04:24,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50eb394a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:04:24, skipping insertion in model container [2022-02-21 03:04:24,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:04:24" (3/3) ... [2022-02-21 03:04:24,166 INFO L111 eAbstractionObserver]: Analyzing ICFG BrockschmidtCookFuhs-CAV2013-Fig9a.c [2022-02-21 03:04:24,182 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-21 03:04:24,183 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-02-21 03:04:24,228 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-21 03:04:24,235 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-21 03:04:24,236 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-21 03:04:24,259 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 12 states have (on average 1.75) internal successors, (21), 16 states have internal predecessors, (21), 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) [2022-02-21 03:04:24,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-02-21 03:04:24,264 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:24,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-02-21 03:04:24,266 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:24,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:24,272 INFO L85 PathProgramCache]: Analyzing trace with hash 889513814, now seen corresponding path program 1 times [2022-02-21 03:04:24,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:24,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569431019] [2022-02-21 03:04:24,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:24,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:24,436 INFO L290 TraceCheckUtils]: 0: Hoare triple {20#true} assume { :begin_inline_ULTIMATE.init } true; {20#true} is VALID [2022-02-21 03:04:24,438 INFO L290 TraceCheckUtils]: 1: Hoare triple {20#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {20#true} is VALID [2022-02-21 03:04:24,440 INFO L290 TraceCheckUtils]: 2: Hoare triple {20#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {22#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:24,441 INFO L290 TraceCheckUtils]: 3: Hoare triple {22#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {23#(<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:24,441 INFO L290 TraceCheckUtils]: 4: Hoare triple {23#(<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {21#false} is VALID [2022-02-21 03:04:24,441 INFO L290 TraceCheckUtils]: 5: Hoare triple {21#false} assume !(1 + main_~i~0#1 <= 2147483647); {21#false} is VALID [2022-02-21 03:04:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:04:24,443 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:24,443 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569431019] [2022-02-21 03:04:24,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569431019] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 03:04:24,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 03:04:24,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-21 03:04:24,446 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983109579] [2022-02-21 03:04:24,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 03:04:24,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-02-21 03:04:24,451 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:24,453 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,463 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 6 edges. 6 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:24,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-21 03:04:24,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:24,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 03:04:24,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 03:04:24,486 INFO L87 Difference]: Start difference. First operand has 17 states, 12 states have (on average 1.75) internal successors, (21), 16 states have internal predecessors, (21), 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 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,578 INFO L93 Difference]: Finished difference Result 35 states and 44 transitions. [2022-02-21 03:04:24,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-21 03:04:24,578 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-02-21 03:04:24,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 44 transitions. [2022-02-21 03:04:24,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 44 transitions. [2022-02-21 03:04:24,585 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 44 transitions. [2022-02-21 03:04:24,627 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:24,637 INFO L225 Difference]: With dead ends: 35 [2022-02-21 03:04:24,637 INFO L226 Difference]: Without dead ends: 13 [2022-02-21 03:04:24,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-21 03:04:24,642 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 17 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:24,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:04:24,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2022-02-21 03:04:24,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-02-21 03:04:24,675 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:24,676 INFO L82 GeneralOperation]: Start isEquivalent. First operand 13 states. Second operand has 13 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,677 INFO L74 IsIncluded]: Start isIncluded. First operand 13 states. Second operand has 13 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,677 INFO L87 Difference]: Start difference. First operand 13 states. Second operand has 13 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,681 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2022-02-21 03:04:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-02-21 03:04:24,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:24,681 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:24,681 INFO L74 IsIncluded]: Start isIncluded. First operand has 13 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 13 states. [2022-02-21 03:04:24,682 INFO L87 Difference]: Start difference. First operand has 13 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 13 states. [2022-02-21 03:04:24,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,683 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2022-02-21 03:04:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-02-21 03:04:24,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:24,684 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:24,684 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:24,684 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:24,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2022-02-21 03:04:24,686 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 6 [2022-02-21 03:04:24,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:24,687 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2022-02-21 03:04:24,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,688 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-02-21 03:04:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-02-21 03:04:24,688 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:24,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-02-21 03:04:24,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-21 03:04:24,689 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:24,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:24,692 INFO L85 PathProgramCache]: Analyzing trace with hash 889513869, now seen corresponding path program 1 times [2022-02-21 03:04:24,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:24,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889332979] [2022-02-21 03:04:24,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:24,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:24,752 INFO L290 TraceCheckUtils]: 0: Hoare triple {113#true} assume { :begin_inline_ULTIMATE.init } true; {113#true} is VALID [2022-02-21 03:04:24,753 INFO L290 TraceCheckUtils]: 1: Hoare triple {113#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {115#(<= |ULTIMATE.start_main_~k~0#1| 2147483647)} is VALID [2022-02-21 03:04:24,753 INFO L290 TraceCheckUtils]: 2: Hoare triple {115#(<= |ULTIMATE.start_main_~k~0#1| 2147483647)} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {115#(<= |ULTIMATE.start_main_~k~0#1| 2147483647)} is VALID [2022-02-21 03:04:24,754 INFO L290 TraceCheckUtils]: 3: Hoare triple {115#(<= |ULTIMATE.start_main_~k~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {116#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:24,754 INFO L290 TraceCheckUtils]: 4: Hoare triple {116#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {116#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:24,755 INFO L290 TraceCheckUtils]: 5: Hoare triple {116#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {114#false} is VALID [2022-02-21 03:04:24,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:04:24,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:24,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889332979] [2022-02-21 03:04:24,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889332979] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 03:04:24,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 03:04:24,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 03:04:24,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596953019] [2022-02-21 03:04:24,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 03:04:24,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-02-21 03:04:24,761 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:24,761 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,767 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 6 edges. 6 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:24,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-21 03:04:24,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:24,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 03:04:24,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 03:04:24,769 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,807 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2022-02-21 03:04:24,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-21 03:04:24,808 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-02-21 03:04:24,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:24,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2022-02-21 03:04:24,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2022-02-21 03:04:24,809 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 16 transitions. [2022-02-21 03:04:24,821 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:24,822 INFO L225 Difference]: With dead ends: 15 [2022-02-21 03:04:24,822 INFO L226 Difference]: Without dead ends: 14 [2022-02-21 03:04:24,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-21 03:04:24,823 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 13 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 12 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 [2022-02-21 03:04:24,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 12 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:04:24,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-02-21 03:04:24,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-02-21 03:04:24,830 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:24,830 INFO L82 GeneralOperation]: Start isEquivalent. First operand 14 states. Second operand has 14 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 13 states have internal predecessors, (15), 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) [2022-02-21 03:04:24,831 INFO L74 IsIncluded]: Start isIncluded. First operand 14 states. Second operand has 14 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 13 states have internal predecessors, (15), 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) [2022-02-21 03:04:24,831 INFO L87 Difference]: Start difference. First operand 14 states. Second operand has 14 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 13 states have internal predecessors, (15), 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) [2022-02-21 03:04:24,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,832 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2022-02-21 03:04:24,832 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-02-21 03:04:24,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:24,832 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:24,832 INFO L74 IsIncluded]: Start isIncluded. First operand has 14 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 13 states have internal predecessors, (15), 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 14 states. [2022-02-21 03:04:24,832 INFO L87 Difference]: Start difference. First operand has 14 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 13 states have internal predecessors, (15), 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 14 states. [2022-02-21 03:04:24,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,833 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2022-02-21 03:04:24,833 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-02-21 03:04:24,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:24,834 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:24,834 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:24,834 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 13 states have internal predecessors, (15), 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) [2022-02-21 03:04:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2022-02-21 03:04:24,835 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 6 [2022-02-21 03:04:24,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:24,835 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2022-02-21 03:04:24,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-02-21 03:04:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-02-21 03:04:24,836 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:24,836 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:04:24,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-21 03:04:24,837 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:24,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:24,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1805126220, now seen corresponding path program 1 times [2022-02-21 03:04:24,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:24,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003606604] [2022-02-21 03:04:24,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:24,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:24,866 INFO L290 TraceCheckUtils]: 0: Hoare triple {184#true} assume { :begin_inline_ULTIMATE.init } true; {184#true} is VALID [2022-02-21 03:04:24,867 INFO L290 TraceCheckUtils]: 1: Hoare triple {184#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {184#true} is VALID [2022-02-21 03:04:24,867 INFO L290 TraceCheckUtils]: 2: Hoare triple {184#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {186#(<= 1 |ULTIMATE.start_main_~k~0#1|)} is VALID [2022-02-21 03:04:24,868 INFO L290 TraceCheckUtils]: 3: Hoare triple {186#(<= 1 |ULTIMATE.start_main_~k~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {187#(<= 1 (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:24,868 INFO L290 TraceCheckUtils]: 4: Hoare triple {187#(<= 1 (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {187#(<= 1 (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:24,869 INFO L290 TraceCheckUtils]: 5: Hoare triple {187#(<= 1 (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {187#(<= 1 (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:24,869 INFO L290 TraceCheckUtils]: 6: Hoare triple {187#(<= 1 (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !(main_~j~0#1 + main_~k~0#1 >= -2147483648); {185#false} is VALID [2022-02-21 03:04:24,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:04:24,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:24,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003606604] [2022-02-21 03:04:24,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003606604] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 03:04:24,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 03:04:24,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 03:04:24,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989666721] [2022-02-21 03:04:24,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 03:04:24,871 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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 [2022-02-21 03:04:24,871 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:24,871 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2022-02-21 03:04:24,877 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:24,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-21 03:04:24,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:24,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 03:04:24,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 03:04:24,879 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2022-02-21 03:04:24,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,923 INFO L93 Difference]: Finished difference Result 15 states and 16 transitions. [2022-02-21 03:04:24,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-21 03:04:24,924 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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 [2022-02-21 03:04:24,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2022-02-21 03:04:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2022-02-21 03:04:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2022-02-21 03:04:24,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2022-02-21 03:04:24,925 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 14 transitions. [2022-02-21 03:04:24,936 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:24,937 INFO L225 Difference]: With dead ends: 15 [2022-02-21 03:04:24,937 INFO L226 Difference]: Without dead ends: 14 [2022-02-21 03:04:24,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-21 03:04:24,938 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 13 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:24,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 10 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:04:24,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-02-21 03:04:24,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2022-02-21 03:04:24,950 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:24,950 INFO L82 GeneralOperation]: Start isEquivalent. First operand 14 states. Second operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,950 INFO L74 IsIncluded]: Start isIncluded. First operand 14 states. Second operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,950 INFO L87 Difference]: Start difference. First operand 14 states. Second operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,951 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2022-02-21 03:04:24,951 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-02-21 03:04:24,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:24,952 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:24,952 INFO L74 IsIncluded]: Start isIncluded. First operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 14 states. [2022-02-21 03:04:24,952 INFO L87 Difference]: Start difference. First operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 14 states. [2022-02-21 03:04:24,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:24,953 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2022-02-21 03:04:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-02-21 03:04:24,953 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:24,953 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:24,953 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:24,954 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:24,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:24,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2022-02-21 03:04:24,954 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 7 [2022-02-21 03:04:24,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:24,955 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2022-02-21 03:04:24,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 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) [2022-02-21 03:04:24,955 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-02-21 03:04:24,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-02-21 03:04:24,955 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:24,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:04:24,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-21 03:04:24,956 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:24,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:24,956 INFO L85 PathProgramCache]: Analyzing trace with hash -440488521, now seen corresponding path program 1 times [2022-02-21 03:04:24,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:24,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116228341] [2022-02-21 03:04:24,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:24,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:24,981 INFO L290 TraceCheckUtils]: 0: Hoare triple {255#true} assume { :begin_inline_ULTIMATE.init } true; {255#true} is VALID [2022-02-21 03:04:24,982 INFO L290 TraceCheckUtils]: 1: Hoare triple {255#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {255#true} is VALID [2022-02-21 03:04:24,982 INFO L290 TraceCheckUtils]: 2: Hoare triple {255#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:24,983 INFO L290 TraceCheckUtils]: 3: Hoare triple {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:24,983 INFO L290 TraceCheckUtils]: 4: Hoare triple {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:24,984 INFO L290 TraceCheckUtils]: 5: Hoare triple {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:24,984 INFO L290 TraceCheckUtils]: 6: Hoare triple {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:24,984 INFO L290 TraceCheckUtils]: 7: Hoare triple {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:24,985 INFO L290 TraceCheckUtils]: 8: Hoare triple {257#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(1 + main_~i~0#1 <= 2147483647); {256#false} is VALID [2022-02-21 03:04:24,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-21 03:04:24,985 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:24,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116228341] [2022-02-21 03:04:24,986 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116228341] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 03:04:24,986 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 03:04:24,986 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-21 03:04:24,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783932803] [2022-02-21 03:04:24,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 03:04:24,987 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 [2022-02-21 03:04:24,987 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:24,987 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 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) [2022-02-21 03:04:24,995 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 9 edges. 9 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:24,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-21 03:04:24,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:24,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-21 03:04:24,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-21 03:04:24,997 INFO L87 Difference]: Start difference. First operand 13 states and 14 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) [2022-02-21 03:04:25,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:25,041 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2022-02-21 03:04:25,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-21 03:04:25,042 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 [2022-02-21 03:04:25,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. 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) [2022-02-21 03:04:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2022-02-21 03:04:25,043 INFO L82 GeneralOperation]: Start removeUnreachable. 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) [2022-02-21 03:04:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2022-02-21 03:04:25,043 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 21 transitions. [2022-02-21 03:04:25,057 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:25,058 INFO L225 Difference]: With dead ends: 23 [2022-02-21 03:04:25,058 INFO L226 Difference]: Without dead ends: 22 [2022-02-21 03:04:25,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-21 03:04:25,060 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:25,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:04:25,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2022-02-21 03:04:25,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2022-02-21 03:04:25,079 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:25,080 INFO L82 GeneralOperation]: Start isEquivalent. First operand 22 states. Second operand has 20 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:25,080 INFO L74 IsIncluded]: Start isIncluded. First operand 22 states. Second operand has 20 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:25,080 INFO L87 Difference]: Start difference. First operand 22 states. Second operand has 20 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:25,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:25,081 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2022-02-21 03:04:25,082 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-02-21 03:04:25,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:25,082 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:25,082 INFO L74 IsIncluded]: Start isIncluded. First operand has 20 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 22 states. [2022-02-21 03:04:25,082 INFO L87 Difference]: Start difference. First operand has 20 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 22 states. [2022-02-21 03:04:25,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:25,083 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2022-02-21 03:04:25,083 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-02-21 03:04:25,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:25,084 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:25,084 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:25,084 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:25,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 19 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:25,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2022-02-21 03:04:25,085 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 9 [2022-02-21 03:04:25,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:25,085 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2022-02-21 03:04:25,086 INFO L471 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) [2022-02-21 03:04:25,086 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-02-21 03:04:25,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-02-21 03:04:25,086 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:25,086 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:04:25,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-21 03:04:25,087 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:25,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:25,087 INFO L85 PathProgramCache]: Analyzing trace with hash -440488466, now seen corresponding path program 1 times [2022-02-21 03:04:25,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:25,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502959571] [2022-02-21 03:04:25,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:25,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:25,151 INFO L290 TraceCheckUtils]: 0: Hoare triple {359#true} assume { :begin_inline_ULTIMATE.init } true; {359#true} is VALID [2022-02-21 03:04:25,151 INFO L290 TraceCheckUtils]: 1: Hoare triple {359#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {359#true} is VALID [2022-02-21 03:04:25,152 INFO L290 TraceCheckUtils]: 2: Hoare triple {359#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {361#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~k~0#1|)} is VALID [2022-02-21 03:04:25,152 INFO L290 TraceCheckUtils]: 3: Hoare triple {361#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~k~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,153 INFO L290 TraceCheckUtils]: 4: Hoare triple {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,153 INFO L290 TraceCheckUtils]: 5: Hoare triple {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,154 INFO L290 TraceCheckUtils]: 6: Hoare triple {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {363#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} is VALID [2022-02-21 03:04:25,154 INFO L290 TraceCheckUtils]: 7: Hoare triple {363#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {360#false} is VALID [2022-02-21 03:04:25,154 INFO L290 TraceCheckUtils]: 8: Hoare triple {360#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {360#false} is VALID [2022-02-21 03:04:25,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:04:25,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:25,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502959571] [2022-02-21 03:04:25,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502959571] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:25,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071785940] [2022-02-21 03:04:25,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:25,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:25,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:25,157 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) [2022-02-21 03:04:25,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-21 03:04:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:25,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-21 03:04:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:25,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:25,338 INFO L290 TraceCheckUtils]: 0: Hoare triple {359#true} assume { :begin_inline_ULTIMATE.init } true; {359#true} is VALID [2022-02-21 03:04:25,338 INFO L290 TraceCheckUtils]: 1: Hoare triple {359#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {359#true} is VALID [2022-02-21 03:04:25,338 INFO L290 TraceCheckUtils]: 2: Hoare triple {359#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {373#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 1 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,339 INFO L290 TraceCheckUtils]: 3: Hoare triple {373#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 1 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {377#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= 1 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,340 INFO L290 TraceCheckUtils]: 4: Hoare triple {377#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= 1 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {377#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= 1 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,340 INFO L290 TraceCheckUtils]: 5: Hoare triple {377#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= 1 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {377#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= 1 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,341 INFO L290 TraceCheckUtils]: 6: Hoare triple {377#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= 1 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {387#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 1 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:25,341 INFO L290 TraceCheckUtils]: 7: Hoare triple {387#(and (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 1 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {360#false} is VALID [2022-02-21 03:04:25,342 INFO L290 TraceCheckUtils]: 8: Hoare triple {360#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {360#false} is VALID [2022-02-21 03:04:25,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:04:25,342 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:25,403 INFO L290 TraceCheckUtils]: 8: Hoare triple {360#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {360#false} is VALID [2022-02-21 03:04:25,403 INFO L290 TraceCheckUtils]: 7: Hoare triple {363#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {360#false} is VALID [2022-02-21 03:04:25,404 INFO L290 TraceCheckUtils]: 6: Hoare triple {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {363#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} is VALID [2022-02-21 03:04:25,405 INFO L290 TraceCheckUtils]: 5: Hoare triple {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,405 INFO L290 TraceCheckUtils]: 4: Hoare triple {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,405 INFO L290 TraceCheckUtils]: 3: Hoare triple {361#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~k~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {362#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:25,406 INFO L290 TraceCheckUtils]: 2: Hoare triple {359#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {361#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~k~0#1|)} is VALID [2022-02-21 03:04:25,406 INFO L290 TraceCheckUtils]: 1: Hoare triple {359#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {359#true} is VALID [2022-02-21 03:04:25,406 INFO L290 TraceCheckUtils]: 0: Hoare triple {359#true} assume { :begin_inline_ULTIMATE.init } true; {359#true} is VALID [2022-02-21 03:04:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:04:25,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1071785940] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:25,407 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:25,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2022-02-21 03:04:25,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268688364] [2022-02-21 03:04:25,407 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:25,408 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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 [2022-02-21 03:04:25,408 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:25,408 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2022-02-21 03:04:25,418 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:25,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-21 03:04:25,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:25,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-21 03:04:25,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-02-21 03:04:25,419 INFO L87 Difference]: Start difference. First operand 20 states and 23 transitions. Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2022-02-21 03:04:25,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:25,532 INFO L93 Difference]: Finished difference Result 35 states and 40 transitions. [2022-02-21 03:04:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-21 03:04:25,532 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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 [2022-02-21 03:04:25,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:25,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2022-02-21 03:04:25,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 30 transitions. [2022-02-21 03:04:25,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2022-02-21 03:04:25,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 30 transitions. [2022-02-21 03:04:25,534 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 30 transitions. [2022-02-21 03:04:25,553 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:25,554 INFO L225 Difference]: With dead ends: 35 [2022-02-21 03:04:25,554 INFO L226 Difference]: Without dead ends: 21 [2022-02-21 03:04:25,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-02-21 03:04:25,555 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 18 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 8 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:25,556 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 8 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:04:25,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2022-02-21 03:04:25,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 19. [2022-02-21 03:04:25,585 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:25,586 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand has 19 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 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) [2022-02-21 03:04:25,586 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand has 19 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 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) [2022-02-21 03:04:25,586 INFO L87 Difference]: Start difference. First operand 21 states. Second operand has 19 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 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) [2022-02-21 03:04:25,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:25,587 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2022-02-21 03:04:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-02-21 03:04:25,587 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:25,587 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:25,588 INFO L74 IsIncluded]: Start isIncluded. First operand has 19 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 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 21 states. [2022-02-21 03:04:25,588 INFO L87 Difference]: Start difference. First operand has 19 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 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 21 states. [2022-02-21 03:04:25,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:25,600 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2022-02-21 03:04:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-02-21 03:04:25,600 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:25,600 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:25,600 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:25,600 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 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) [2022-02-21 03:04:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2022-02-21 03:04:25,601 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 9 [2022-02-21 03:04:25,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:25,601 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2022-02-21 03:04:25,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 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) [2022-02-21 03:04:25,602 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2022-02-21 03:04:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-02-21 03:04:25,602 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:25,602 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-02-21 03:04:25,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-02-21 03:04:25,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:25,812 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:25,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:25,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1116435329, now seen corresponding path program 1 times [2022-02-21 03:04:25,812 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:25,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508039430] [2022-02-21 03:04:25,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:25,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:25,862 INFO L290 TraceCheckUtils]: 0: Hoare triple {532#true} assume { :begin_inline_ULTIMATE.init } true; {532#true} is VALID [2022-02-21 03:04:25,862 INFO L290 TraceCheckUtils]: 1: Hoare triple {532#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {532#true} is VALID [2022-02-21 03:04:25,863 INFO L290 TraceCheckUtils]: 2: Hoare triple {532#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,864 INFO L290 TraceCheckUtils]: 3: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,864 INFO L290 TraceCheckUtils]: 4: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,864 INFO L290 TraceCheckUtils]: 5: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,865 INFO L290 TraceCheckUtils]: 6: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,865 INFO L290 TraceCheckUtils]: 7: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,865 INFO L290 TraceCheckUtils]: 8: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,866 INFO L290 TraceCheckUtils]: 9: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,866 INFO L290 TraceCheckUtils]: 10: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,867 INFO L290 TraceCheckUtils]: 11: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,867 INFO L290 TraceCheckUtils]: 12: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,867 INFO L290 TraceCheckUtils]: 13: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,868 INFO L290 TraceCheckUtils]: 14: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,868 INFO L290 TraceCheckUtils]: 15: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(1 + main_~i~0#1 <= 2147483647); {533#false} is VALID [2022-02-21 03:04:25,868 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-21 03:04:25,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:25,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508039430] [2022-02-21 03:04:25,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508039430] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:25,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478689750] [2022-02-21 03:04:25,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:25,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:25,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:25,884 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) [2022-02-21 03:04:25,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-21 03:04:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:25,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-21 03:04:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:25,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:25,984 INFO L290 TraceCheckUtils]: 0: Hoare triple {532#true} assume { :begin_inline_ULTIMATE.init } true; {532#true} is VALID [2022-02-21 03:04:25,984 INFO L290 TraceCheckUtils]: 1: Hoare triple {532#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {532#true} is VALID [2022-02-21 03:04:25,985 INFO L290 TraceCheckUtils]: 2: Hoare triple {532#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,985 INFO L290 TraceCheckUtils]: 3: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,986 INFO L290 TraceCheckUtils]: 4: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,986 INFO L290 TraceCheckUtils]: 5: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,986 INFO L290 TraceCheckUtils]: 6: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,987 INFO L290 TraceCheckUtils]: 7: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,987 INFO L290 TraceCheckUtils]: 8: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:25,988 INFO L290 TraceCheckUtils]: 9: Hoare triple {534#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,988 INFO L290 TraceCheckUtils]: 10: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,988 INFO L290 TraceCheckUtils]: 11: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,989 INFO L290 TraceCheckUtils]: 12: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,989 INFO L290 TraceCheckUtils]: 13: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,989 INFO L290 TraceCheckUtils]: 14: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:25,990 INFO L290 TraceCheckUtils]: 15: Hoare triple {535#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(1 + main_~i~0#1 <= 2147483647); {533#false} is VALID [2022-02-21 03:04:25,990 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-21 03:04:25,990 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:26,052 INFO L290 TraceCheckUtils]: 15: Hoare triple {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(1 + main_~i~0#1 <= 2147483647); {533#false} is VALID [2022-02-21 03:04:26,053 INFO L290 TraceCheckUtils]: 14: Hoare triple {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(main_~j~0#1 <= main_~i~0#1); {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:26,053 INFO L290 TraceCheckUtils]: 13: Hoare triple {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:26,054 INFO L290 TraceCheckUtils]: 12: Hoare triple {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:26,054 INFO L290 TraceCheckUtils]: 11: Hoare triple {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !!(main_~j~0#1 <= main_~i~0#1); {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:26,054 INFO L290 TraceCheckUtils]: 10: Hoare triple {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:26,055 INFO L290 TraceCheckUtils]: 9: Hoare triple {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {584#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:26,055 INFO L290 TraceCheckUtils]: 8: Hoare triple {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} assume 1 + main_~i~0#1 <= 2147483647; {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} is VALID [2022-02-21 03:04:26,056 INFO L290 TraceCheckUtils]: 7: Hoare triple {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} assume !(main_~j~0#1 <= main_~i~0#1); {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} is VALID [2022-02-21 03:04:26,056 INFO L290 TraceCheckUtils]: 6: Hoare triple {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} is VALID [2022-02-21 03:04:26,057 INFO L290 TraceCheckUtils]: 5: Hoare triple {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} is VALID [2022-02-21 03:04:26,057 INFO L290 TraceCheckUtils]: 4: Hoare triple {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} assume !!(main_~j~0#1 <= main_~i~0#1); {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} is VALID [2022-02-21 03:04:26,057 INFO L290 TraceCheckUtils]: 3: Hoare triple {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} is VALID [2022-02-21 03:04:26,058 INFO L290 TraceCheckUtils]: 2: Hoare triple {532#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {603#(<= |ULTIMATE.start_main_~i~0#1| 2147483645)} is VALID [2022-02-21 03:04:26,058 INFO L290 TraceCheckUtils]: 1: Hoare triple {532#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {532#true} is VALID [2022-02-21 03:04:26,058 INFO L290 TraceCheckUtils]: 0: Hoare triple {532#true} assume { :begin_inline_ULTIMATE.init } true; {532#true} is VALID [2022-02-21 03:04:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-21 03:04:26,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478689750] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:26,059 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:26,059 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2022-02-21 03:04:26,059 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640738692] [2022-02-21 03:04:26,059 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:26,059 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-21 03:04:26,060 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:26,060 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 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) [2022-02-21 03:04:26,078 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:26,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-21 03:04:26,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:26,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-21 03:04:26,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-21 03:04:26,080 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 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) [2022-02-21 03:04:26,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:26,175 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2022-02-21 03:04:26,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-21 03:04:26,175 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-21 03:04:26,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:26,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 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) [2022-02-21 03:04:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 45 transitions. [2022-02-21 03:04:26,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 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) [2022-02-21 03:04:26,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 45 transitions. [2022-02-21 03:04:26,177 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 45 transitions. [2022-02-21 03:04:26,207 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:26,208 INFO L225 Difference]: With dead ends: 47 [2022-02-21 03:04:26,208 INFO L226 Difference]: Without dead ends: 46 [2022-02-21 03:04:26,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-21 03:04:26,209 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 8 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:26,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 22 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:04:26,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-02-21 03:04:26,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2022-02-21 03:04:26,250 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:26,250 INFO L82 GeneralOperation]: Start isEquivalent. First operand 46 states. Second operand has 43 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 42 states have internal predecessors, (50), 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) [2022-02-21 03:04:26,251 INFO L74 IsIncluded]: Start isIncluded. First operand 46 states. Second operand has 43 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 42 states have internal predecessors, (50), 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) [2022-02-21 03:04:26,251 INFO L87 Difference]: Start difference. First operand 46 states. Second operand has 43 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 42 states have internal predecessors, (50), 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) [2022-02-21 03:04:26,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:26,252 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2022-02-21 03:04:26,252 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2022-02-21 03:04:26,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:26,253 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:26,253 INFO L74 IsIncluded]: Start isIncluded. First operand has 43 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 42 states have internal predecessors, (50), 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 46 states. [2022-02-21 03:04:26,253 INFO L87 Difference]: Start difference. First operand has 43 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 42 states have internal predecessors, (50), 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 46 states. [2022-02-21 03:04:26,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:26,254 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2022-02-21 03:04:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2022-02-21 03:04:26,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:26,255 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:26,255 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:26,255 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 41 states have (on average 1.2195121951219512) internal successors, (50), 42 states have internal predecessors, (50), 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) [2022-02-21 03:04:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 50 transitions. [2022-02-21 03:04:26,256 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 50 transitions. Word has length 16 [2022-02-21 03:04:26,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:26,256 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 50 transitions. [2022-02-21 03:04:26,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 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) [2022-02-21 03:04:26,257 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-02-21 03:04:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-02-21 03:04:26,257 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:26,257 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:04:26,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-21 03:04:26,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-02-21 03:04:26,475 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:26,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:26,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1116435274, now seen corresponding path program 1 times [2022-02-21 03:04:26,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:26,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583189779] [2022-02-21 03:04:26,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:26,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:26,570 INFO L290 TraceCheckUtils]: 0: Hoare triple {842#true} assume { :begin_inline_ULTIMATE.init } true; {842#true} is VALID [2022-02-21 03:04:26,570 INFO L290 TraceCheckUtils]: 1: Hoare triple {842#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {842#true} is VALID [2022-02-21 03:04:26,571 INFO L290 TraceCheckUtils]: 2: Hoare triple {842#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,571 INFO L290 TraceCheckUtils]: 3: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,571 INFO L290 TraceCheckUtils]: 4: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,572 INFO L290 TraceCheckUtils]: 5: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,572 INFO L290 TraceCheckUtils]: 6: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,572 INFO L290 TraceCheckUtils]: 7: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,573 INFO L290 TraceCheckUtils]: 8: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,573 INFO L290 TraceCheckUtils]: 9: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {845#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:26,574 INFO L290 TraceCheckUtils]: 10: Hoare triple {845#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {846#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,574 INFO L290 TraceCheckUtils]: 11: Hoare triple {846#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {846#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,575 INFO L290 TraceCheckUtils]: 12: Hoare triple {846#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {846#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,575 INFO L290 TraceCheckUtils]: 13: Hoare triple {846#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {847#(<= (+ |ULTIMATE.start_main_~k~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) (+ 2 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,576 INFO L290 TraceCheckUtils]: 14: Hoare triple {847#(<= (+ |ULTIMATE.start_main_~k~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) (+ 2 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {848#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2)} is VALID [2022-02-21 03:04:26,576 INFO L290 TraceCheckUtils]: 15: Hoare triple {848#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {843#false} is VALID [2022-02-21 03:04:26,577 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-21 03:04:26,577 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:26,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583189779] [2022-02-21 03:04:26,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583189779] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:26,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349699836] [2022-02-21 03:04:26,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:26,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:26,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:26,581 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) [2022-02-21 03:04:26,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-21 03:04:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:26,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-21 03:04:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:26,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:26,754 INFO L290 TraceCheckUtils]: 0: Hoare triple {842#true} assume { :begin_inline_ULTIMATE.init } true; {842#true} is VALID [2022-02-21 03:04:26,755 INFO L290 TraceCheckUtils]: 1: Hoare triple {842#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {842#true} is VALID [2022-02-21 03:04:26,763 INFO L290 TraceCheckUtils]: 2: Hoare triple {842#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,764 INFO L290 TraceCheckUtils]: 3: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,764 INFO L290 TraceCheckUtils]: 4: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,765 INFO L290 TraceCheckUtils]: 5: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,765 INFO L290 TraceCheckUtils]: 6: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,765 INFO L290 TraceCheckUtils]: 7: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,766 INFO L290 TraceCheckUtils]: 8: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:26,766 INFO L290 TraceCheckUtils]: 9: Hoare triple {844#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {845#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:26,767 INFO L290 TraceCheckUtils]: 10: Hoare triple {845#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {882#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:26,767 INFO L290 TraceCheckUtils]: 11: Hoare triple {882#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {882#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:26,768 INFO L290 TraceCheckUtils]: 12: Hoare triple {882#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {882#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:26,768 INFO L290 TraceCheckUtils]: 13: Hoare triple {882#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {892#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:26,769 INFO L290 TraceCheckUtils]: 14: Hoare triple {892#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {896#(and (<= |ULTIMATE.start_main_~j~0#1| 1) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,769 INFO L290 TraceCheckUtils]: 15: Hoare triple {896#(and (<= |ULTIMATE.start_main_~j~0#1| 1) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {843#false} is VALID [2022-02-21 03:04:26,769 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-21 03:04:26,770 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:26,889 INFO L290 TraceCheckUtils]: 15: Hoare triple {900#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {843#false} is VALID [2022-02-21 03:04:26,890 INFO L290 TraceCheckUtils]: 14: Hoare triple {904#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {900#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:26,891 INFO L290 TraceCheckUtils]: 13: Hoare triple {908#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {904#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:26,891 INFO L290 TraceCheckUtils]: 12: Hoare triple {908#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {908#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,891 INFO L290 TraceCheckUtils]: 11: Hoare triple {908#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {908#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,892 INFO L290 TraceCheckUtils]: 10: Hoare triple {918#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {908#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:26,892 INFO L290 TraceCheckUtils]: 9: Hoare triple {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {918#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} is VALID [2022-02-21 03:04:26,892 INFO L290 TraceCheckUtils]: 8: Hoare triple {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 <= 2147483647; {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:26,893 INFO L290 TraceCheckUtils]: 7: Hoare triple {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !(main_~j~0#1 <= main_~i~0#1); {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:26,893 INFO L290 TraceCheckUtils]: 6: Hoare triple {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:26,893 INFO L290 TraceCheckUtils]: 5: Hoare triple {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:26,894 INFO L290 TraceCheckUtils]: 4: Hoare triple {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~j~0#1 <= main_~i~0#1); {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:26,894 INFO L290 TraceCheckUtils]: 3: Hoare triple {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:26,894 INFO L290 TraceCheckUtils]: 2: Hoare triple {842#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {922#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:26,895 INFO L290 TraceCheckUtils]: 1: Hoare triple {842#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {842#true} is VALID [2022-02-21 03:04:26,895 INFO L290 TraceCheckUtils]: 0: Hoare triple {842#true} assume { :begin_inline_ULTIMATE.init } true; {842#true} is VALID [2022-02-21 03:04:26,895 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-21 03:04:26,895 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349699836] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:26,895 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:26,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2022-02-21 03:04:26,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703145242] [2022-02-21 03:04:26,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:26,896 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-21 03:04:26,896 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:26,897 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 15 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:26,921 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:26,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-21 03:04:26,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:26,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-21 03:04:26,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-02-21 03:04:26,922 INFO L87 Difference]: Start difference. First operand 43 states and 50 transitions. Second operand has 15 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:27,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:27,537 INFO L93 Difference]: Finished difference Result 66 states and 77 transitions. [2022-02-21 03:04:27,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-21 03:04:27,537 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-02-21 03:04:27,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:27,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 75 transitions. [2022-02-21 03:04:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 75 transitions. [2022-02-21 03:04:27,540 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 75 transitions. [2022-02-21 03:04:27,593 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:27,595 INFO L225 Difference]: With dead ends: 66 [2022-02-21 03:04:27,595 INFO L226 Difference]: Without dead ends: 65 [2022-02-21 03:04:27,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=321, Invalid=939, Unknown=0, NotChecked=0, Total=1260 [2022-02-21 03:04:27,597 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 99 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:27,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [99 Valid, 12 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-21 03:04:27,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2022-02-21 03:04:27,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 55. [2022-02-21 03:04:27,676 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:27,676 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand has 55 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 54 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) [2022-02-21 03:04:27,677 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand has 55 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 54 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) [2022-02-21 03:04:27,677 INFO L87 Difference]: Start difference. First operand 65 states. Second operand has 55 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 54 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) [2022-02-21 03:04:27,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:27,678 INFO L93 Difference]: Finished difference Result 65 states and 73 transitions. [2022-02-21 03:04:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2022-02-21 03:04:27,682 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:27,682 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:27,682 INFO L74 IsIncluded]: Start isIncluded. First operand has 55 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 54 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) Second operand 65 states. [2022-02-21 03:04:27,682 INFO L87 Difference]: Start difference. First operand has 55 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 54 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) Second operand 65 states. [2022-02-21 03:04:27,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:27,684 INFO L93 Difference]: Finished difference Result 65 states and 73 transitions. [2022-02-21 03:04:27,684 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2022-02-21 03:04:27,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:27,685 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:27,685 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:27,685 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:27,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 54 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) [2022-02-21 03:04:27,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2022-02-21 03:04:27,686 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 16 [2022-02-21 03:04:27,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:27,686 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2022-02-21 03:04:27,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:27,686 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2022-02-21 03:04:27,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-02-21 03:04:27,687 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:27,687 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 03:04:27,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-02-21 03:04:27,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:27,903 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:27,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:27,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1093492138, now seen corresponding path program 2 times [2022-02-21 03:04:27,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:27,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131217830] [2022-02-21 03:04:27,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:27,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:27,957 INFO L290 TraceCheckUtils]: 0: Hoare triple {1282#true} assume { :begin_inline_ULTIMATE.init } true; {1282#true} is VALID [2022-02-21 03:04:27,957 INFO L290 TraceCheckUtils]: 1: Hoare triple {1282#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {1282#true} is VALID [2022-02-21 03:04:27,957 INFO L290 TraceCheckUtils]: 2: Hoare triple {1282#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,957 INFO L290 TraceCheckUtils]: 3: Hoare triple {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,958 INFO L290 TraceCheckUtils]: 4: Hoare triple {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,958 INFO L290 TraceCheckUtils]: 5: Hoare triple {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,958 INFO L290 TraceCheckUtils]: 6: Hoare triple {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,959 INFO L290 TraceCheckUtils]: 7: Hoare triple {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,959 INFO L290 TraceCheckUtils]: 8: Hoare triple {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,959 INFO L290 TraceCheckUtils]: 9: Hoare triple {1284#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1285#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,960 INFO L290 TraceCheckUtils]: 10: Hoare triple {1285#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1286#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:27,960 INFO L290 TraceCheckUtils]: 11: Hoare triple {1286#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~j~0#1 <= main_~i~0#1); {1286#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:27,960 INFO L290 TraceCheckUtils]: 12: Hoare triple {1286#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1286#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:27,961 INFO L290 TraceCheckUtils]: 13: Hoare triple {1286#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1287#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,961 INFO L290 TraceCheckUtils]: 14: Hoare triple {1287#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {1287#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,961 INFO L290 TraceCheckUtils]: 15: Hoare triple {1287#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1287#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:27,962 INFO L290 TraceCheckUtils]: 16: Hoare triple {1287#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1288#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} is VALID [2022-02-21 03:04:27,962 INFO L290 TraceCheckUtils]: 17: Hoare triple {1288#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {1283#false} is VALID [2022-02-21 03:04:27,962 INFO L290 TraceCheckUtils]: 18: Hoare triple {1283#false} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1283#false} is VALID [2022-02-21 03:04:27,962 INFO L290 TraceCheckUtils]: 19: Hoare triple {1283#false} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1283#false} is VALID [2022-02-21 03:04:27,962 INFO L290 TraceCheckUtils]: 20: Hoare triple {1283#false} assume !!(main_~j~0#1 <= main_~i~0#1); {1283#false} is VALID [2022-02-21 03:04:27,962 INFO L290 TraceCheckUtils]: 21: Hoare triple {1283#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {1283#false} is VALID [2022-02-21 03:04:27,963 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-21 03:04:27,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:27,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131217830] [2022-02-21 03:04:27,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131217830] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:27,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484930451] [2022-02-21 03:04:27,963 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-21 03:04:27,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:27,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:27,964 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) [2022-02-21 03:04:27,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-21 03:04:27,992 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-21 03:04:27,992 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-21 03:04:27,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjunts are in the unsatisfiable core [2022-02-21 03:04:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:27,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:28,228 INFO L290 TraceCheckUtils]: 0: Hoare triple {1282#true} assume { :begin_inline_ULTIMATE.init } true; {1282#true} is VALID [2022-02-21 03:04:28,228 INFO L290 TraceCheckUtils]: 1: Hoare triple {1282#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {1282#true} is VALID [2022-02-21 03:04:28,229 INFO L290 TraceCheckUtils]: 2: Hoare triple {1282#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:28,229 INFO L290 TraceCheckUtils]: 3: Hoare triple {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:28,230 INFO L290 TraceCheckUtils]: 4: Hoare triple {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:28,230 INFO L290 TraceCheckUtils]: 5: Hoare triple {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:28,230 INFO L290 TraceCheckUtils]: 6: Hoare triple {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:28,231 INFO L290 TraceCheckUtils]: 7: Hoare triple {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:28,231 INFO L290 TraceCheckUtils]: 8: Hoare triple {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:28,232 INFO L290 TraceCheckUtils]: 9: Hoare triple {1298#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1320#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:28,232 INFO L290 TraceCheckUtils]: 10: Hoare triple {1320#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1324#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,232 INFO L290 TraceCheckUtils]: 11: Hoare triple {1324#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {1324#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,235 INFO L290 TraceCheckUtils]: 12: Hoare triple {1324#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1324#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,236 INFO L290 TraceCheckUtils]: 13: Hoare triple {1324#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1334#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,237 INFO L290 TraceCheckUtils]: 14: Hoare triple {1334#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,237 INFO L290 TraceCheckUtils]: 15: Hoare triple {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,238 INFO L290 TraceCheckUtils]: 16: Hoare triple {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,238 INFO L290 TraceCheckUtils]: 17: Hoare triple {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,238 INFO L290 TraceCheckUtils]: 18: Hoare triple {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,239 INFO L290 TraceCheckUtils]: 19: Hoare triple {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:28,239 INFO L290 TraceCheckUtils]: 20: Hoare triple {1338#(and (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {1357#(and (<= |ULTIMATE.start_main_~j~0#1| 1) (<= |ULTIMATE.start_main_~k~0#1| 1))} is VALID [2022-02-21 03:04:28,240 INFO L290 TraceCheckUtils]: 21: Hoare triple {1357#(and (<= |ULTIMATE.start_main_~j~0#1| 1) (<= |ULTIMATE.start_main_~k~0#1| 1))} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {1283#false} is VALID [2022-02-21 03:04:28,240 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:28,240 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:28,415 INFO L290 TraceCheckUtils]: 21: Hoare triple {1361#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {1283#false} is VALID [2022-02-21 03:04:28,416 INFO L290 TraceCheckUtils]: 20: Hoare triple {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1361#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,416 INFO L290 TraceCheckUtils]: 19: Hoare triple {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,417 INFO L290 TraceCheckUtils]: 18: Hoare triple {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,417 INFO L290 TraceCheckUtils]: 17: Hoare triple {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,417 INFO L290 TraceCheckUtils]: 16: Hoare triple {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,418 INFO L290 TraceCheckUtils]: 15: Hoare triple {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,418 INFO L290 TraceCheckUtils]: 14: Hoare triple {1384#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {1365#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,419 INFO L290 TraceCheckUtils]: 13: Hoare triple {1388#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1384#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:28,422 INFO L290 TraceCheckUtils]: 12: Hoare triple {1388#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1388#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:28,423 INFO L290 TraceCheckUtils]: 11: Hoare triple {1388#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {1388#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:28,423 INFO L290 TraceCheckUtils]: 10: Hoare triple {1398#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1388#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:28,424 INFO L290 TraceCheckUtils]: 9: Hoare triple {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1398#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} is VALID [2022-02-21 03:04:28,424 INFO L290 TraceCheckUtils]: 8: Hoare triple {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 <= 2147483647; {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:28,424 INFO L290 TraceCheckUtils]: 7: Hoare triple {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !(main_~j~0#1 <= main_~i~0#1); {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:28,425 INFO L290 TraceCheckUtils]: 6: Hoare triple {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:28,425 INFO L290 TraceCheckUtils]: 5: Hoare triple {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:28,425 INFO L290 TraceCheckUtils]: 4: Hoare triple {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~j~0#1 <= main_~i~0#1); {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:28,426 INFO L290 TraceCheckUtils]: 3: Hoare triple {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:28,426 INFO L290 TraceCheckUtils]: 2: Hoare triple {1282#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {1402#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:28,426 INFO L290 TraceCheckUtils]: 1: Hoare triple {1282#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {1282#true} is VALID [2022-02-21 03:04:28,426 INFO L290 TraceCheckUtils]: 0: Hoare triple {1282#true} assume { :begin_inline_ULTIMATE.init } true; {1282#true} is VALID [2022-02-21 03:04:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:28,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484930451] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:28,427 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:28,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 19 [2022-02-21 03:04:28,427 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795907057] [2022-02-21 03:04:28,427 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:28,428 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 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 [2022-02-21 03:04:28,428 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:28,428 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 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) [2022-02-21 03:04:28,464 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:28,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-21 03:04:28,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:28,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-21 03:04:28,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2022-02-21 03:04:28,465 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 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) [2022-02-21 03:04:29,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:29,436 INFO L93 Difference]: Finished difference Result 101 states and 120 transitions. [2022-02-21 03:04:29,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-21 03:04:29,436 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 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 [2022-02-21 03:04:29,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 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) [2022-02-21 03:04:29,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 77 transitions. [2022-02-21 03:04:29,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 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) [2022-02-21 03:04:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 77 transitions. [2022-02-21 03:04:29,439 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states and 77 transitions. [2022-02-21 03:04:29,492 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:29,493 INFO L225 Difference]: With dead ends: 101 [2022-02-21 03:04:29,493 INFO L226 Difference]: Without dead ends: 64 [2022-02-21 03:04:29,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 547 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=483, Invalid=1773, Unknown=0, NotChecked=0, Total=2256 [2022-02-21 03:04:29,494 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 83 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:29,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [83 Valid, 19 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-21 03:04:29,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-02-21 03:04:29,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 43. [2022-02-21 03:04:29,557 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:29,557 INFO L82 GeneralOperation]: Start isEquivalent. First operand 64 states. Second operand has 43 states, 41 states have (on average 1.146341463414634) internal successors, (47), 42 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) [2022-02-21 03:04:29,557 INFO L74 IsIncluded]: Start isIncluded. First operand 64 states. Second operand has 43 states, 41 states have (on average 1.146341463414634) internal successors, (47), 42 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) [2022-02-21 03:04:29,558 INFO L87 Difference]: Start difference. First operand 64 states. Second operand has 43 states, 41 states have (on average 1.146341463414634) internal successors, (47), 42 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) [2022-02-21 03:04:29,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:29,559 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions. [2022-02-21 03:04:29,559 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions. [2022-02-21 03:04:29,559 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:29,559 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:29,559 INFO L74 IsIncluded]: Start isIncluded. First operand has 43 states, 41 states have (on average 1.146341463414634) internal successors, (47), 42 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) Second operand 64 states. [2022-02-21 03:04:29,559 INFO L87 Difference]: Start difference. First operand has 43 states, 41 states have (on average 1.146341463414634) internal successors, (47), 42 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) Second operand 64 states. [2022-02-21 03:04:29,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:29,560 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions. [2022-02-21 03:04:29,560 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions. [2022-02-21 03:04:29,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:29,561 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:29,561 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:29,561 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:29,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 41 states have (on average 1.146341463414634) internal successors, (47), 42 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) [2022-02-21 03:04:29,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2022-02-21 03:04:29,562 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 22 [2022-02-21 03:04:29,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:29,562 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2022-02-21 03:04:29,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 19 states have internal predecessors, (58), 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) [2022-02-21 03:04:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2022-02-21 03:04:29,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-02-21 03:04:29,563 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:29,563 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1] [2022-02-21 03:04:29,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-21 03:04:29,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:29,779 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:29,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:29,780 INFO L85 PathProgramCache]: Analyzing trace with hash -382530633, now seen corresponding path program 2 times [2022-02-21 03:04:29,780 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:29,780 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851900527] [2022-02-21 03:04:29,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:29,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:29,828 INFO L290 TraceCheckUtils]: 0: Hoare triple {1809#true} assume { :begin_inline_ULTIMATE.init } true; {1809#true} is VALID [2022-02-21 03:04:29,829 INFO L290 TraceCheckUtils]: 1: Hoare triple {1809#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,829 INFO L290 TraceCheckUtils]: 2: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,830 INFO L290 TraceCheckUtils]: 3: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,830 INFO L290 TraceCheckUtils]: 4: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,830 INFO L290 TraceCheckUtils]: 5: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,830 INFO L290 TraceCheckUtils]: 6: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,831 INFO L290 TraceCheckUtils]: 7: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,831 INFO L290 TraceCheckUtils]: 8: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,831 INFO L290 TraceCheckUtils]: 9: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,832 INFO L290 TraceCheckUtils]: 10: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,832 INFO L290 TraceCheckUtils]: 11: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,832 INFO L290 TraceCheckUtils]: 12: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,832 INFO L290 TraceCheckUtils]: 13: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,833 INFO L290 TraceCheckUtils]: 14: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,833 INFO L290 TraceCheckUtils]: 15: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,833 INFO L290 TraceCheckUtils]: 16: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,834 INFO L290 TraceCheckUtils]: 17: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,834 INFO L290 TraceCheckUtils]: 18: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,834 INFO L290 TraceCheckUtils]: 19: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,834 INFO L290 TraceCheckUtils]: 20: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,835 INFO L290 TraceCheckUtils]: 21: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,835 INFO L290 TraceCheckUtils]: 22: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,835 INFO L290 TraceCheckUtils]: 23: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,836 INFO L290 TraceCheckUtils]: 24: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,836 INFO L290 TraceCheckUtils]: 25: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,836 INFO L290 TraceCheckUtils]: 26: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,836 INFO L290 TraceCheckUtils]: 27: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,837 INFO L290 TraceCheckUtils]: 28: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,837 INFO L290 TraceCheckUtils]: 29: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,837 INFO L290 TraceCheckUtils]: 30: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:29,838 INFO L290 TraceCheckUtils]: 31: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:29,838 INFO L290 TraceCheckUtils]: 32: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !!(main_~j~0#1 <= main_~i~0#1); {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:29,838 INFO L290 TraceCheckUtils]: 33: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:29,839 INFO L290 TraceCheckUtils]: 34: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:29,839 INFO L290 TraceCheckUtils]: 35: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(main_~j~0#1 <= main_~i~0#1); {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:29,839 INFO L290 TraceCheckUtils]: 36: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(1 + main_~i~0#1 <= 2147483647); {1810#false} is VALID [2022-02-21 03:04:29,839 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-02-21 03:04:29,840 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:29,840 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851900527] [2022-02-21 03:04:29,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851900527] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:29,840 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [707601708] [2022-02-21 03:04:29,840 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-21 03:04:29,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:29,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:29,856 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:04:29,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-21 03:04:29,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-21 03:04:29,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-21 03:04:29,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-21 03:04:29,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:29,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:30,067 INFO L290 TraceCheckUtils]: 0: Hoare triple {1809#true} assume { :begin_inline_ULTIMATE.init } true; {1809#true} is VALID [2022-02-21 03:04:30,070 INFO L290 TraceCheckUtils]: 1: Hoare triple {1809#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,071 INFO L290 TraceCheckUtils]: 2: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,072 INFO L290 TraceCheckUtils]: 3: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,072 INFO L290 TraceCheckUtils]: 4: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,072 INFO L290 TraceCheckUtils]: 5: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,073 INFO L290 TraceCheckUtils]: 6: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,073 INFO L290 TraceCheckUtils]: 7: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,073 INFO L290 TraceCheckUtils]: 8: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,074 INFO L290 TraceCheckUtils]: 9: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,074 INFO L290 TraceCheckUtils]: 10: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,074 INFO L290 TraceCheckUtils]: 11: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,074 INFO L290 TraceCheckUtils]: 12: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,075 INFO L290 TraceCheckUtils]: 13: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,075 INFO L290 TraceCheckUtils]: 14: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,075 INFO L290 TraceCheckUtils]: 15: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,076 INFO L290 TraceCheckUtils]: 16: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,076 INFO L290 TraceCheckUtils]: 17: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,076 INFO L290 TraceCheckUtils]: 18: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,077 INFO L290 TraceCheckUtils]: 19: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,077 INFO L290 TraceCheckUtils]: 20: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,077 INFO L290 TraceCheckUtils]: 21: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,078 INFO L290 TraceCheckUtils]: 22: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,078 INFO L290 TraceCheckUtils]: 23: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,078 INFO L290 TraceCheckUtils]: 24: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,078 INFO L290 TraceCheckUtils]: 25: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,079 INFO L290 TraceCheckUtils]: 26: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,079 INFO L290 TraceCheckUtils]: 27: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,079 INFO L290 TraceCheckUtils]: 28: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,080 INFO L290 TraceCheckUtils]: 29: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,080 INFO L290 TraceCheckUtils]: 30: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,081 INFO L290 TraceCheckUtils]: 31: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,081 INFO L290 TraceCheckUtils]: 32: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !!(main_~j~0#1 <= main_~i~0#1); {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,082 INFO L290 TraceCheckUtils]: 33: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,082 INFO L290 TraceCheckUtils]: 34: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,082 INFO L290 TraceCheckUtils]: 35: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(main_~j~0#1 <= main_~i~0#1); {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,082 INFO L290 TraceCheckUtils]: 36: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(1 + main_~i~0#1 <= 2147483647); {1810#false} is VALID [2022-02-21 03:04:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-02-21 03:04:30,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:30,204 INFO L290 TraceCheckUtils]: 36: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(1 + main_~i~0#1 <= 2147483647); {1810#false} is VALID [2022-02-21 03:04:30,205 INFO L290 TraceCheckUtils]: 35: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !(main_~j~0#1 <= main_~i~0#1); {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,206 INFO L290 TraceCheckUtils]: 34: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,206 INFO L290 TraceCheckUtils]: 33: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,206 INFO L290 TraceCheckUtils]: 32: Hoare triple {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} assume !!(main_~j~0#1 <= main_~i~0#1); {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,207 INFO L290 TraceCheckUtils]: 31: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1812#(<= |ULTIMATE.start_main_~i~0#1| 2147483646)} is VALID [2022-02-21 03:04:30,207 INFO L290 TraceCheckUtils]: 30: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,207 INFO L290 TraceCheckUtils]: 29: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,207 INFO L290 TraceCheckUtils]: 28: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,208 INFO L290 TraceCheckUtils]: 27: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,208 INFO L290 TraceCheckUtils]: 26: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,208 INFO L290 TraceCheckUtils]: 25: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,209 INFO L290 TraceCheckUtils]: 24: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,209 INFO L290 TraceCheckUtils]: 23: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,209 INFO L290 TraceCheckUtils]: 22: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,210 INFO L290 TraceCheckUtils]: 21: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,210 INFO L290 TraceCheckUtils]: 20: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,210 INFO L290 TraceCheckUtils]: 19: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,210 INFO L290 TraceCheckUtils]: 18: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,211 INFO L290 TraceCheckUtils]: 17: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,211 INFO L290 TraceCheckUtils]: 16: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,211 INFO L290 TraceCheckUtils]: 15: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,212 INFO L290 TraceCheckUtils]: 14: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,212 INFO L290 TraceCheckUtils]: 13: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,212 INFO L290 TraceCheckUtils]: 12: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,213 INFO L290 TraceCheckUtils]: 11: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,213 INFO L290 TraceCheckUtils]: 10: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,213 INFO L290 TraceCheckUtils]: 9: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,213 INFO L290 TraceCheckUtils]: 8: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,214 INFO L290 TraceCheckUtils]: 7: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,214 INFO L290 TraceCheckUtils]: 6: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,214 INFO L290 TraceCheckUtils]: 5: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,215 INFO L290 TraceCheckUtils]: 4: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,215 INFO L290 TraceCheckUtils]: 3: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,215 INFO L290 TraceCheckUtils]: 2: Hoare triple {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,215 INFO L290 TraceCheckUtils]: 1: Hoare triple {1809#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {1811#(<= |ULTIMATE.start_main_~n~0#1| 2147483647)} is VALID [2022-02-21 03:04:30,216 INFO L290 TraceCheckUtils]: 0: Hoare triple {1809#true} assume { :begin_inline_ULTIMATE.init } true; {1809#true} is VALID [2022-02-21 03:04:30,216 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-02-21 03:04:30,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [707601708] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:30,216 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:30,216 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2022-02-21 03:04:30,216 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621466930] [2022-02-21 03:04:30,216 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:30,217 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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 37 [2022-02-21 03:04:30,217 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:30,217 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:30,226 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:30,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-21 03:04:30,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:30,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 03:04:30,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 03:04:30,227 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:30,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:30,310 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2022-02-21 03:04:30,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-21 03:04:30,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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 37 [2022-02-21 03:04:30,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:30,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2022-02-21 03:04:30,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2022-02-21 03:04:30,311 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 13 transitions. [2022-02-21 03:04:30,319 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 13 edges. 13 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:30,319 INFO L225 Difference]: With dead ends: 43 [2022-02-21 03:04:30,319 INFO L226 Difference]: Without dead ends: 42 [2022-02-21 03:04:30,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 72 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-21 03:04:30,320 INFO L933 BasicCegarLoop]: 6 mSDtfsCounter, 3 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 8 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 [2022-02-21 03:04:30,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 8 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-21 03:04:30,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2022-02-21 03:04:30,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2022-02-21 03:04:30,396 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:30,397 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 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) [2022-02-21 03:04:30,397 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 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) [2022-02-21 03:04:30,397 INFO L87 Difference]: Start difference. First operand 42 states. Second operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 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) [2022-02-21 03:04:30,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:30,397 INFO L93 Difference]: Finished difference Result 42 states and 46 transitions. [2022-02-21 03:04:30,398 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2022-02-21 03:04:30,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:30,398 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:30,398 INFO L74 IsIncluded]: Start isIncluded. First operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 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) Second operand 42 states. [2022-02-21 03:04:30,398 INFO L87 Difference]: Start difference. First operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 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) Second operand 42 states. [2022-02-21 03:04:30,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:30,398 INFO L93 Difference]: Finished difference Result 42 states and 46 transitions. [2022-02-21 03:04:30,398 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2022-02-21 03:04:30,399 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:30,399 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:30,399 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:30,399 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 40 states have (on average 1.125) internal successors, (45), 40 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) [2022-02-21 03:04:30,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2022-02-21 03:04:30,400 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 37 [2022-02-21 03:04:30,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:30,400 INFO L470 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2022-02-21 03:04:30,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:30,400 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2022-02-21 03:04:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-02-21 03:04:30,400 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:30,400 INFO L514 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1] [2022-02-21 03:04:30,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-21 03:04:30,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:30,607 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:30,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:30,608 INFO L85 PathProgramCache]: Analyzing trace with hash -382530578, now seen corresponding path program 3 times [2022-02-21 03:04:30,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:30,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721471240] [2022-02-21 03:04:30,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:30,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:30,696 INFO L290 TraceCheckUtils]: 0: Hoare triple {2233#true} assume { :begin_inline_ULTIMATE.init } true; {2233#true} is VALID [2022-02-21 03:04:30,696 INFO L290 TraceCheckUtils]: 1: Hoare triple {2233#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {2233#true} is VALID [2022-02-21 03:04:30,696 INFO L290 TraceCheckUtils]: 2: Hoare triple {2233#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,697 INFO L290 TraceCheckUtils]: 3: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,697 INFO L290 TraceCheckUtils]: 4: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,697 INFO L290 TraceCheckUtils]: 5: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,698 INFO L290 TraceCheckUtils]: 6: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,698 INFO L290 TraceCheckUtils]: 7: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,698 INFO L290 TraceCheckUtils]: 8: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,699 INFO L290 TraceCheckUtils]: 9: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,699 INFO L290 TraceCheckUtils]: 10: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,699 INFO L290 TraceCheckUtils]: 11: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,700 INFO L290 TraceCheckUtils]: 12: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,700 INFO L290 TraceCheckUtils]: 13: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,700 INFO L290 TraceCheckUtils]: 14: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,701 INFO L290 TraceCheckUtils]: 15: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 <= 2147483647; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,701 INFO L290 TraceCheckUtils]: 16: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,701 INFO L290 TraceCheckUtils]: 17: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,702 INFO L290 TraceCheckUtils]: 18: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,702 INFO L290 TraceCheckUtils]: 19: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,702 INFO L290 TraceCheckUtils]: 20: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,702 INFO L290 TraceCheckUtils]: 21: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,703 INFO L290 TraceCheckUtils]: 22: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,703 INFO L290 TraceCheckUtils]: 23: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,704 INFO L290 TraceCheckUtils]: 24: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,704 INFO L290 TraceCheckUtils]: 25: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~j~0#1 <= main_~i~0#1); {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,704 INFO L290 TraceCheckUtils]: 26: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,704 INFO L290 TraceCheckUtils]: 27: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,705 INFO L290 TraceCheckUtils]: 28: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !(main_~j~0#1 <= main_~i~0#1); {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,705 INFO L290 TraceCheckUtils]: 29: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 <= 2147483647; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,705 INFO L290 TraceCheckUtils]: 30: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2239#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:04:30,706 INFO L290 TraceCheckUtils]: 31: Hoare triple {2239#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2240#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 8))} is VALID [2022-02-21 03:04:30,706 INFO L290 TraceCheckUtils]: 32: Hoare triple {2240#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 8))} assume !!(main_~j~0#1 <= main_~i~0#1); {2240#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 8))} is VALID [2022-02-21 03:04:30,706 INFO L290 TraceCheckUtils]: 33: Hoare triple {2240#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 8))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2240#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 8))} is VALID [2022-02-21 03:04:30,707 INFO L290 TraceCheckUtils]: 34: Hoare triple {2240#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 8))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2241#(<= (+ |ULTIMATE.start_main_~k~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) (+ |ULTIMATE.start_main_~j~0#1| 8))} is VALID [2022-02-21 03:04:30,707 INFO L290 TraceCheckUtils]: 35: Hoare triple {2241#(<= (+ |ULTIMATE.start_main_~k~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) (+ |ULTIMATE.start_main_~j~0#1| 8))} assume !!(main_~j~0#1 <= main_~i~0#1); {2242#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 8)} is VALID [2022-02-21 03:04:30,708 INFO L290 TraceCheckUtils]: 36: Hoare triple {2242#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 8)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {2234#false} is VALID [2022-02-21 03:04:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:30,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:30,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721471240] [2022-02-21 03:04:30,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721471240] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:30,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53664311] [2022-02-21 03:04:30,709 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-21 03:04:30,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:30,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:30,724 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:04:30,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-21 03:04:30,765 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2022-02-21 03:04:30,765 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-21 03:04:30,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 9 conjunts are in the unsatisfiable core [2022-02-21 03:04:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:30,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:30,981 INFO L290 TraceCheckUtils]: 0: Hoare triple {2233#true} assume { :begin_inline_ULTIMATE.init } true; {2233#true} is VALID [2022-02-21 03:04:30,981 INFO L290 TraceCheckUtils]: 1: Hoare triple {2233#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {2233#true} is VALID [2022-02-21 03:04:30,981 INFO L290 TraceCheckUtils]: 2: Hoare triple {2233#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,982 INFO L290 TraceCheckUtils]: 3: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,982 INFO L290 TraceCheckUtils]: 4: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,982 INFO L290 TraceCheckUtils]: 5: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,982 INFO L290 TraceCheckUtils]: 6: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,983 INFO L290 TraceCheckUtils]: 7: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,983 INFO L290 TraceCheckUtils]: 8: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:30,984 INFO L290 TraceCheckUtils]: 9: Hoare triple {2235#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,989 INFO L290 TraceCheckUtils]: 10: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,990 INFO L290 TraceCheckUtils]: 11: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,991 INFO L290 TraceCheckUtils]: 12: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,991 INFO L290 TraceCheckUtils]: 13: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,991 INFO L290 TraceCheckUtils]: 14: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,992 INFO L290 TraceCheckUtils]: 15: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 <= 2147483647; {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:30,992 INFO L290 TraceCheckUtils]: 16: Hoare triple {2236#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,992 INFO L290 TraceCheckUtils]: 17: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,993 INFO L290 TraceCheckUtils]: 18: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,993 INFO L290 TraceCheckUtils]: 19: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,993 INFO L290 TraceCheckUtils]: 20: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,995 INFO L290 TraceCheckUtils]: 21: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,995 INFO L290 TraceCheckUtils]: 22: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:30,995 INFO L290 TraceCheckUtils]: 23: Hoare triple {2237#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,996 INFO L290 TraceCheckUtils]: 24: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,996 INFO L290 TraceCheckUtils]: 25: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~j~0#1 <= main_~i~0#1); {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,996 INFO L290 TraceCheckUtils]: 26: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,996 INFO L290 TraceCheckUtils]: 27: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,997 INFO L290 TraceCheckUtils]: 28: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !(main_~j~0#1 <= main_~i~0#1); {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,997 INFO L290 TraceCheckUtils]: 29: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 <= 2147483647; {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:30,998 INFO L290 TraceCheckUtils]: 30: Hoare triple {2238#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2239#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:04:30,998 INFO L290 TraceCheckUtils]: 31: Hoare triple {2239#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2339#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:30,998 INFO L290 TraceCheckUtils]: 32: Hoare triple {2339#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume !!(main_~j~0#1 <= main_~i~0#1); {2339#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:30,999 INFO L290 TraceCheckUtils]: 33: Hoare triple {2339#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2339#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:30,999 INFO L290 TraceCheckUtils]: 34: Hoare triple {2339#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2349#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:31,000 INFO L290 TraceCheckUtils]: 35: Hoare triple {2349#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {2353#(and (<= |ULTIMATE.start_main_~j~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:31,000 INFO L290 TraceCheckUtils]: 36: Hoare triple {2353#(and (<= |ULTIMATE.start_main_~j~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {2234#false} is VALID [2022-02-21 03:04:31,000 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:31,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:31,258 INFO L290 TraceCheckUtils]: 36: Hoare triple {2357#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {2234#false} is VALID [2022-02-21 03:04:31,258 INFO L290 TraceCheckUtils]: 35: Hoare triple {2361#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {2357#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:31,259 INFO L290 TraceCheckUtils]: 34: Hoare triple {2365#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2361#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:31,259 INFO L290 TraceCheckUtils]: 33: Hoare triple {2365#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2365#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:31,259 INFO L290 TraceCheckUtils]: 32: Hoare triple {2365#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {2365#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:31,260 INFO L290 TraceCheckUtils]: 31: Hoare triple {2375#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2365#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:31,260 INFO L290 TraceCheckUtils]: 30: Hoare triple {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2375#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} is VALID [2022-02-21 03:04:31,260 INFO L290 TraceCheckUtils]: 29: Hoare triple {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 <= 2147483647; {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:31,261 INFO L290 TraceCheckUtils]: 28: Hoare triple {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !(main_~j~0#1 <= main_~i~0#1); {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:31,261 INFO L290 TraceCheckUtils]: 27: Hoare triple {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:31,261 INFO L290 TraceCheckUtils]: 26: Hoare triple {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:31,262 INFO L290 TraceCheckUtils]: 25: Hoare triple {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~j~0#1 <= main_~i~0#1); {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:31,262 INFO L290 TraceCheckUtils]: 24: Hoare triple {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:31,262 INFO L290 TraceCheckUtils]: 23: Hoare triple {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2379#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:04:31,263 INFO L290 TraceCheckUtils]: 22: Hoare triple {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume 1 + main_~i~0#1 <= 2147483647; {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:04:31,263 INFO L290 TraceCheckUtils]: 21: Hoare triple {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume !(main_~j~0#1 <= main_~i~0#1); {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:04:31,263 INFO L290 TraceCheckUtils]: 20: Hoare triple {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:04:31,264 INFO L290 TraceCheckUtils]: 19: Hoare triple {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:04:31,264 INFO L290 TraceCheckUtils]: 18: Hoare triple {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume !!(main_~j~0#1 <= main_~i~0#1); {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:04:31,264 INFO L290 TraceCheckUtils]: 17: Hoare triple {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:04:31,265 INFO L290 TraceCheckUtils]: 16: Hoare triple {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2401#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:04:31,265 INFO L290 TraceCheckUtils]: 15: Hoare triple {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume 1 + main_~i~0#1 <= 2147483647; {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:04:31,265 INFO L290 TraceCheckUtils]: 14: Hoare triple {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume !(main_~j~0#1 <= main_~i~0#1); {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:04:31,266 INFO L290 TraceCheckUtils]: 13: Hoare triple {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:04:31,266 INFO L290 TraceCheckUtils]: 12: Hoare triple {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:04:31,266 INFO L290 TraceCheckUtils]: 11: Hoare triple {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume !!(main_~j~0#1 <= main_~i~0#1); {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:04:31,267 INFO L290 TraceCheckUtils]: 10: Hoare triple {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:04:31,267 INFO L290 TraceCheckUtils]: 9: Hoare triple {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {2423#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:04:31,267 INFO L290 TraceCheckUtils]: 8: Hoare triple {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume 1 + main_~i~0#1 <= 2147483647; {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:04:31,268 INFO L290 TraceCheckUtils]: 7: Hoare triple {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume !(main_~j~0#1 <= main_~i~0#1); {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:04:31,268 INFO L290 TraceCheckUtils]: 6: Hoare triple {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:04:31,268 INFO L290 TraceCheckUtils]: 5: Hoare triple {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:04:31,268 INFO L290 TraceCheckUtils]: 4: Hoare triple {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume !!(main_~j~0#1 <= main_~i~0#1); {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:04:31,269 INFO L290 TraceCheckUtils]: 3: Hoare triple {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:04:31,269 INFO L290 TraceCheckUtils]: 2: Hoare triple {2233#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {2445#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:04:31,269 INFO L290 TraceCheckUtils]: 1: Hoare triple {2233#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {2233#true} is VALID [2022-02-21 03:04:31,269 INFO L290 TraceCheckUtils]: 0: Hoare triple {2233#true} assume { :begin_inline_ULTIMATE.init } true; {2233#true} is VALID [2022-02-21 03:04:31,269 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:31,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53664311] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:31,270 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:31,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2022-02-21 03:04:31,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879589344] [2022-02-21 03:04:31,270 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:31,270 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 3.9) internal successors, (78), 21 states have internal predecessors, (78), 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 37 [2022-02-21 03:04:31,270 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:31,270 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 21 states, 20 states have (on average 3.9) internal successors, (78), 21 states have internal predecessors, (78), 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) [2022-02-21 03:04:31,318 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:31,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-21 03:04:31,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:31,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-21 03:04:31,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2022-02-21 03:04:31,319 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand has 21 states, 20 states have (on average 3.9) internal successors, (78), 21 states have internal predecessors, (78), 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) [2022-02-21 03:04:32,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:32,974 INFO L93 Difference]: Finished difference Result 154 states and 181 transitions. [2022-02-21 03:04:32,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-02-21 03:04:32,974 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 3.9) internal successors, (78), 21 states have internal predecessors, (78), 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 37 [2022-02-21 03:04:32,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:32,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 3.9) internal successors, (78), 21 states have internal predecessors, (78), 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) [2022-02-21 03:04:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 179 transitions. [2022-02-21 03:04:32,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 3.9) internal successors, (78), 21 states have internal predecessors, (78), 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) [2022-02-21 03:04:32,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 179 transitions. [2022-02-21 03:04:32,978 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 82 states and 179 transitions. [2022-02-21 03:04:33,110 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 179 edges. 179 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:33,112 INFO L225 Difference]: With dead ends: 154 [2022-02-21 03:04:33,112 INFO L226 Difference]: Without dead ends: 153 [2022-02-21 03:04:33,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2822 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1886, Invalid=5770, Unknown=0, NotChecked=0, Total=7656 [2022-02-21 03:04:33,114 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 221 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:33,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [221 Valid, 21 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-21 03:04:33,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2022-02-21 03:04:33,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 106. [2022-02-21 03:04:33,280 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:33,282 INFO L82 GeneralOperation]: Start isEquivalent. First operand 153 states. Second operand has 106 states, 105 states have (on average 1.2095238095238094) internal successors, (127), 105 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:33,282 INFO L74 IsIncluded]: Start isIncluded. First operand 153 states. Second operand has 106 states, 105 states have (on average 1.2095238095238094) internal successors, (127), 105 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:33,282 INFO L87 Difference]: Start difference. First operand 153 states. Second operand has 106 states, 105 states have (on average 1.2095238095238094) internal successors, (127), 105 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:33,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:33,284 INFO L93 Difference]: Finished difference Result 153 states and 174 transitions. [2022-02-21 03:04:33,284 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 174 transitions. [2022-02-21 03:04:33,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:33,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:33,284 INFO L74 IsIncluded]: Start isIncluded. First operand has 106 states, 105 states have (on average 1.2095238095238094) internal successors, (127), 105 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 153 states. [2022-02-21 03:04:33,284 INFO L87 Difference]: Start difference. First operand has 106 states, 105 states have (on average 1.2095238095238094) internal successors, (127), 105 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 153 states. [2022-02-21 03:04:33,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:33,286 INFO L93 Difference]: Finished difference Result 153 states and 174 transitions. [2022-02-21 03:04:33,286 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 174 transitions. [2022-02-21 03:04:33,286 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:33,286 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:33,286 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:33,286 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:33,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 105 states have (on average 1.2095238095238094) internal successors, (127), 105 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:04:33,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 127 transitions. [2022-02-21 03:04:33,288 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 127 transitions. Word has length 37 [2022-02-21 03:04:33,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:33,288 INFO L470 AbstractCegarLoop]: Abstraction has 106 states and 127 transitions. [2022-02-21 03:04:33,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 3.9) internal successors, (78), 21 states have internal predecessors, (78), 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) [2022-02-21 03:04:33,288 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 127 transitions. [2022-02-21 03:04:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-21 03:04:33,290 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:33,290 INFO L514 BasicCegarLoop]: trace histogram [8, 7, 7, 5, 4, 4, 4, 1, 1, 1, 1] [2022-02-21 03:04:33,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-21 03:04:33,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:33,503 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:33,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:33,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1842534286, now seen corresponding path program 4 times [2022-02-21 03:04:33,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:33,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163629282] [2022-02-21 03:04:33,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:33,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:33,619 INFO L290 TraceCheckUtils]: 0: Hoare triple {3264#true} assume { :begin_inline_ULTIMATE.init } true; {3264#true} is VALID [2022-02-21 03:04:33,620 INFO L290 TraceCheckUtils]: 1: Hoare triple {3264#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {3264#true} is VALID [2022-02-21 03:04:33,620 INFO L290 TraceCheckUtils]: 2: Hoare triple {3264#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,620 INFO L290 TraceCheckUtils]: 3: Hoare triple {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,621 INFO L290 TraceCheckUtils]: 4: Hoare triple {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,621 INFO L290 TraceCheckUtils]: 5: Hoare triple {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,621 INFO L290 TraceCheckUtils]: 6: Hoare triple {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,621 INFO L290 TraceCheckUtils]: 7: Hoare triple {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,622 INFO L290 TraceCheckUtils]: 8: Hoare triple {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,622 INFO L290 TraceCheckUtils]: 9: Hoare triple {3266#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,622 INFO L290 TraceCheckUtils]: 10: Hoare triple {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,623 INFO L290 TraceCheckUtils]: 11: Hoare triple {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,623 INFO L290 TraceCheckUtils]: 12: Hoare triple {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,623 INFO L290 TraceCheckUtils]: 13: Hoare triple {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,624 INFO L290 TraceCheckUtils]: 14: Hoare triple {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,624 INFO L290 TraceCheckUtils]: 15: Hoare triple {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,625 INFO L290 TraceCheckUtils]: 16: Hoare triple {3267#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,625 INFO L290 TraceCheckUtils]: 17: Hoare triple {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,625 INFO L290 TraceCheckUtils]: 18: Hoare triple {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,626 INFO L290 TraceCheckUtils]: 19: Hoare triple {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,626 INFO L290 TraceCheckUtils]: 20: Hoare triple {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,626 INFO L290 TraceCheckUtils]: 21: Hoare triple {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,627 INFO L290 TraceCheckUtils]: 22: Hoare triple {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,627 INFO L290 TraceCheckUtils]: 23: Hoare triple {3268#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3269#(<= 3 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,627 INFO L290 TraceCheckUtils]: 24: Hoare triple {3269#(<= 3 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3270#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,628 INFO L290 TraceCheckUtils]: 25: Hoare triple {3270#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {3270#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,628 INFO L290 TraceCheckUtils]: 26: Hoare triple {3270#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3270#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:33,629 INFO L290 TraceCheckUtils]: 27: Hoare triple {3270#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3271#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) (+ |ULTIMATE.start_main_~i~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:33,629 INFO L290 TraceCheckUtils]: 28: Hoare triple {3271#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 3) (+ |ULTIMATE.start_main_~i~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !(main_~j~0#1 <= main_~i~0#1); {3272#(<= (+ 5 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:33,630 INFO L290 TraceCheckUtils]: 29: Hoare triple {3272#(<= (+ 5 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {3272#(<= (+ 5 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:33,630 INFO L290 TraceCheckUtils]: 30: Hoare triple {3272#(<= (+ 5 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3273#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:33,631 INFO L290 TraceCheckUtils]: 31: Hoare triple {3273#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3274#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:33,631 INFO L290 TraceCheckUtils]: 32: Hoare triple {3274#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~j~0#1 <= main_~i~0#1); {3274#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:33,631 INFO L290 TraceCheckUtils]: 33: Hoare triple {3274#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3274#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:33,632 INFO L290 TraceCheckUtils]: 34: Hoare triple {3274#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3275#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:33,632 INFO L290 TraceCheckUtils]: 35: Hoare triple {3275#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {3275#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:33,633 INFO L290 TraceCheckUtils]: 36: Hoare triple {3275#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3275#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:33,633 INFO L290 TraceCheckUtils]: 37: Hoare triple {3275#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3276#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) |ULTIMATE.start_main_~j~0#1|)} is VALID [2022-02-21 03:04:33,634 INFO L290 TraceCheckUtils]: 38: Hoare triple {3276#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) |ULTIMATE.start_main_~j~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {3265#false} is VALID [2022-02-21 03:04:33,634 INFO L290 TraceCheckUtils]: 39: Hoare triple {3265#false} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3265#false} is VALID [2022-02-21 03:04:33,634 INFO L290 TraceCheckUtils]: 40: Hoare triple {3265#false} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3265#false} is VALID [2022-02-21 03:04:33,634 INFO L290 TraceCheckUtils]: 41: Hoare triple {3265#false} assume !!(main_~j~0#1 <= main_~i~0#1); {3265#false} is VALID [2022-02-21 03:04:33,634 INFO L290 TraceCheckUtils]: 42: Hoare triple {3265#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {3265#false} is VALID [2022-02-21 03:04:33,634 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 59 proven. 74 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:33,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:33,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163629282] [2022-02-21 03:04:33,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163629282] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:33,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706151186] [2022-02-21 03:04:33,635 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-21 03:04:33,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:33,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:33,652 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:04:33,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-21 03:04:33,707 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-21 03:04:33,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-21 03:04:33,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjunts are in the unsatisfiable core [2022-02-21 03:04:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:33,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:34,069 INFO L290 TraceCheckUtils]: 0: Hoare triple {3264#true} assume { :begin_inline_ULTIMATE.init } true; {3264#true} is VALID [2022-02-21 03:04:34,069 INFO L290 TraceCheckUtils]: 1: Hoare triple {3264#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {3264#true} is VALID [2022-02-21 03:04:34,070 INFO L290 TraceCheckUtils]: 2: Hoare triple {3264#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:34,070 INFO L290 TraceCheckUtils]: 3: Hoare triple {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:34,070 INFO L290 TraceCheckUtils]: 4: Hoare triple {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:34,071 INFO L290 TraceCheckUtils]: 5: Hoare triple {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:34,071 INFO L290 TraceCheckUtils]: 6: Hoare triple {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:34,071 INFO L290 TraceCheckUtils]: 7: Hoare triple {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:34,072 INFO L290 TraceCheckUtils]: 8: Hoare triple {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:34,072 INFO L290 TraceCheckUtils]: 9: Hoare triple {3286#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:34,072 INFO L290 TraceCheckUtils]: 10: Hoare triple {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:34,073 INFO L290 TraceCheckUtils]: 11: Hoare triple {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:34,073 INFO L290 TraceCheckUtils]: 12: Hoare triple {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:34,073 INFO L290 TraceCheckUtils]: 13: Hoare triple {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:34,073 INFO L290 TraceCheckUtils]: 14: Hoare triple {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:34,074 INFO L290 TraceCheckUtils]: 15: Hoare triple {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 <= 2147483647; {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:34,074 INFO L290 TraceCheckUtils]: 16: Hoare triple {3308#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:34,074 INFO L290 TraceCheckUtils]: 17: Hoare triple {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:34,075 INFO L290 TraceCheckUtils]: 18: Hoare triple {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:34,075 INFO L290 TraceCheckUtils]: 19: Hoare triple {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:34,075 INFO L290 TraceCheckUtils]: 20: Hoare triple {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:34,075 INFO L290 TraceCheckUtils]: 21: Hoare triple {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:34,076 INFO L290 TraceCheckUtils]: 22: Hoare triple {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:34,081 INFO L290 TraceCheckUtils]: 23: Hoare triple {3330#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:34,082 INFO L290 TraceCheckUtils]: 24: Hoare triple {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:34,082 INFO L290 TraceCheckUtils]: 25: Hoare triple {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~j~0#1 <= main_~i~0#1); {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:34,082 INFO L290 TraceCheckUtils]: 26: Hoare triple {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:34,083 INFO L290 TraceCheckUtils]: 27: Hoare triple {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:34,083 INFO L290 TraceCheckUtils]: 28: Hoare triple {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !(main_~j~0#1 <= main_~i~0#1); {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:34,083 INFO L290 TraceCheckUtils]: 29: Hoare triple {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 <= 2147483647; {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:34,084 INFO L290 TraceCheckUtils]: 30: Hoare triple {3352#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3374#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:04:34,084 INFO L290 TraceCheckUtils]: 31: Hoare triple {3374#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3378#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:34,084 INFO L290 TraceCheckUtils]: 32: Hoare triple {3378#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume !!(main_~j~0#1 <= main_~i~0#1); {3378#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:34,085 INFO L290 TraceCheckUtils]: 33: Hoare triple {3378#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3378#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:34,085 INFO L290 TraceCheckUtils]: 34: Hoare triple {3378#(and (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3388#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:34,085 INFO L290 TraceCheckUtils]: 35: Hoare triple {3388#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {3388#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:34,086 INFO L290 TraceCheckUtils]: 36: Hoare triple {3388#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3388#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:34,086 INFO L290 TraceCheckUtils]: 37: Hoare triple {3388#(and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3398#(and (<= (* 2 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:34,087 INFO L290 TraceCheckUtils]: 38: Hoare triple {3398#(and (<= (* 2 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume !!(main_~j~0#1 <= main_~i~0#1); {3398#(and (<= (* 2 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:34,087 INFO L290 TraceCheckUtils]: 39: Hoare triple {3398#(and (<= (* 2 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3398#(and (<= (* 2 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:34,087 INFO L290 TraceCheckUtils]: 40: Hoare triple {3398#(and (<= (* 2 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3408#(and (<= (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} is VALID [2022-02-21 03:04:34,088 INFO L290 TraceCheckUtils]: 41: Hoare triple {3408#(and (<= (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~i~0#1| 4))} assume !!(main_~j~0#1 <= main_~i~0#1); {3412#(and (<= (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 4))} is VALID [2022-02-21 03:04:34,088 INFO L290 TraceCheckUtils]: 42: Hoare triple {3412#(and (<= (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 4))} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {3265#false} is VALID [2022-02-21 03:04:34,088 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:34,088 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:35,062 INFO L290 TraceCheckUtils]: 42: Hoare triple {3416#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {3265#false} is VALID [2022-02-21 03:04:35,062 INFO L290 TraceCheckUtils]: 41: Hoare triple {3420#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {3416#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:35,063 INFO L290 TraceCheckUtils]: 40: Hoare triple {3424#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3420#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:35,063 INFO L290 TraceCheckUtils]: 39: Hoare triple {3424#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3424#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:35,063 INFO L290 TraceCheckUtils]: 38: Hoare triple {3424#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {3424#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:35,064 INFO L290 TraceCheckUtils]: 37: Hoare triple {3434#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|))) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3424#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|)) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:35,064 INFO L290 TraceCheckUtils]: 36: Hoare triple {3434#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|))) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3434#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|))) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:35,065 INFO L290 TraceCheckUtils]: 35: Hoare triple {3434#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|))) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {3434#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|))) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:35,065 INFO L290 TraceCheckUtils]: 34: Hoare triple {3444#(<= (+ (div (+ (- 1) (* (- 1) |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483648)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3434#(or (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|))) (<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:35,066 INFO L290 TraceCheckUtils]: 33: Hoare triple {3444#(<= (+ (div (+ (- 1) (* (- 1) |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483648)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3444#(<= (+ (div (+ (- 1) (* (- 1) |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483648)} is VALID [2022-02-21 03:04:35,066 INFO L290 TraceCheckUtils]: 32: Hoare triple {3444#(<= (+ (div (+ (- 1) (* (- 1) |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483648)} assume !!(main_~j~0#1 <= main_~i~0#1); {3444#(<= (+ (div (+ (- 1) (* (- 1) |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483648)} is VALID [2022-02-21 03:04:35,067 INFO L290 TraceCheckUtils]: 31: Hoare triple {3454#(<= (+ (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 4)) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483649)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3444#(<= (+ (div (+ (- 1) (* (- 1) |ULTIMATE.start_main_~i~0#1|) |ULTIMATE.start_main_~j~0#1|) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483648)} is VALID [2022-02-21 03:04:35,067 INFO L290 TraceCheckUtils]: 30: Hoare triple {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3454#(<= (+ (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 4)) (- 3)) |ULTIMATE.start_main_~i~0#1|) 2147483649)} is VALID [2022-02-21 03:04:35,068 INFO L290 TraceCheckUtils]: 29: Hoare triple {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} assume 1 + main_~i~0#1 <= 2147483647; {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} is VALID [2022-02-21 03:04:35,068 INFO L290 TraceCheckUtils]: 28: Hoare triple {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} assume !(main_~j~0#1 <= main_~i~0#1); {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} is VALID [2022-02-21 03:04:35,068 INFO L290 TraceCheckUtils]: 27: Hoare triple {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} is VALID [2022-02-21 03:04:35,068 INFO L290 TraceCheckUtils]: 26: Hoare triple {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} is VALID [2022-02-21 03:04:35,069 INFO L290 TraceCheckUtils]: 25: Hoare triple {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} assume !!(main_~j~0#1 <= main_~i~0#1); {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} is VALID [2022-02-21 03:04:35,069 INFO L290 TraceCheckUtils]: 24: Hoare triple {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} is VALID [2022-02-21 03:04:35,069 INFO L290 TraceCheckUtils]: 23: Hoare triple {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3458#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 8)) (- 3)) 536870914)} is VALID [2022-02-21 03:04:35,070 INFO L290 TraceCheckUtils]: 22: Hoare triple {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} assume 1 + main_~i~0#1 <= 2147483647; {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} is VALID [2022-02-21 03:04:35,070 INFO L290 TraceCheckUtils]: 21: Hoare triple {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} assume !(main_~j~0#1 <= main_~i~0#1); {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} is VALID [2022-02-21 03:04:35,070 INFO L290 TraceCheckUtils]: 20: Hoare triple {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} is VALID [2022-02-21 03:04:35,071 INFO L290 TraceCheckUtils]: 19: Hoare triple {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} is VALID [2022-02-21 03:04:35,071 INFO L290 TraceCheckUtils]: 18: Hoare triple {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} assume !!(main_~j~0#1 <= main_~i~0#1); {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} is VALID [2022-02-21 03:04:35,072 INFO L290 TraceCheckUtils]: 17: Hoare triple {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} is VALID [2022-02-21 03:04:35,072 INFO L290 TraceCheckUtils]: 16: Hoare triple {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3480#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 12)) (- 3)) 536870915)} is VALID [2022-02-21 03:04:35,072 INFO L290 TraceCheckUtils]: 15: Hoare triple {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} assume 1 + main_~i~0#1 <= 2147483647; {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} is VALID [2022-02-21 03:04:35,073 INFO L290 TraceCheckUtils]: 14: Hoare triple {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} assume !(main_~j~0#1 <= main_~i~0#1); {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} is VALID [2022-02-21 03:04:35,073 INFO L290 TraceCheckUtils]: 13: Hoare triple {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} is VALID [2022-02-21 03:04:35,073 INFO L290 TraceCheckUtils]: 12: Hoare triple {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} is VALID [2022-02-21 03:04:35,074 INFO L290 TraceCheckUtils]: 11: Hoare triple {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} assume !!(main_~j~0#1 <= main_~i~0#1); {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} is VALID [2022-02-21 03:04:35,074 INFO L290 TraceCheckUtils]: 10: Hoare triple {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} is VALID [2022-02-21 03:04:35,075 INFO L290 TraceCheckUtils]: 9: Hoare triple {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {3502#(<= (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 16)) (- 3)) 536870916)} is VALID [2022-02-21 03:04:35,075 INFO L290 TraceCheckUtils]: 8: Hoare triple {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} assume 1 + main_~i~0#1 <= 2147483647; {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} is VALID [2022-02-21 03:04:35,075 INFO L290 TraceCheckUtils]: 7: Hoare triple {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} assume !(main_~j~0#1 <= main_~i~0#1); {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} is VALID [2022-02-21 03:04:35,076 INFO L290 TraceCheckUtils]: 6: Hoare triple {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} is VALID [2022-02-21 03:04:35,076 INFO L290 TraceCheckUtils]: 5: Hoare triple {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} is VALID [2022-02-21 03:04:35,076 INFO L290 TraceCheckUtils]: 4: Hoare triple {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} assume !!(main_~j~0#1 <= main_~i~0#1); {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} is VALID [2022-02-21 03:04:35,076 INFO L290 TraceCheckUtils]: 3: Hoare triple {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} is VALID [2022-02-21 03:04:35,077 INFO L290 TraceCheckUtils]: 2: Hoare triple {3264#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {3524#(<= (div (+ (- 20) (* (- 1) |ULTIMATE.start_main_~i~0#1|)) (- 3)) 536870917)} is VALID [2022-02-21 03:04:35,077 INFO L290 TraceCheckUtils]: 1: Hoare triple {3264#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {3264#true} is VALID [2022-02-21 03:04:35,077 INFO L290 TraceCheckUtils]: 0: Hoare triple {3264#true} assume { :begin_inline_ULTIMATE.init } true; {3264#true} is VALID [2022-02-21 03:04:35,077 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-02-21 03:04:35,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1706151186] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:35,077 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:35,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 33 [2022-02-21 03:04:35,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728635267] [2022-02-21 03:04:35,078 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:35,078 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 3.787878787878788) internal successors, (125), 33 states have internal predecessors, (125), 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 43 [2022-02-21 03:04:35,078 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:35,078 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 33 states, 33 states have (on average 3.787878787878788) internal successors, (125), 33 states have internal predecessors, (125), 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) [2022-02-21 03:04:35,155 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 125 edges. 125 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:35,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-02-21 03:04:35,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:35,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-02-21 03:04:35,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=899, Unknown=0, NotChecked=0, Total=1056 [2022-02-21 03:04:35,156 INFO L87 Difference]: Start difference. First operand 106 states and 127 transitions. Second operand has 33 states, 33 states have (on average 3.787878787878788) internal successors, (125), 33 states have internal predecessors, (125), 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) [2022-02-21 03:04:43,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:43,896 INFO L93 Difference]: Finished difference Result 360 states and 430 transitions. [2022-02-21 03:04:43,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2022-02-21 03:04:43,896 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 3.787878787878788) internal successors, (125), 33 states have internal predecessors, (125), 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 43 [2022-02-21 03:04:43,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:43,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 3.787878787878788) internal successors, (125), 33 states have internal predecessors, (125), 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) [2022-02-21 03:04:43,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 358 transitions. [2022-02-21 03:04:43,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 3.787878787878788) internal successors, (125), 33 states have internal predecessors, (125), 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) [2022-02-21 03:04:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 358 transitions. [2022-02-21 03:04:43,904 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 173 states and 358 transitions. [2022-02-21 03:04:44,206 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 358 edges. 358 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:44,211 INFO L225 Difference]: With dead ends: 360 [2022-02-21 03:04:44,211 INFO L226 Difference]: Without dead ends: 296 [2022-02-21 03:04:44,219 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 201 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16311 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=5653, Invalid=35353, Unknown=0, NotChecked=0, Total=41006 [2022-02-21 03:04:44,220 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 780 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 545 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 545 IncrementalHoareTripleChecker+Valid, 1303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:44,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [780 Valid, 21 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [545 Valid, 1303 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-21 03:04:44,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2022-02-21 03:04:44,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 194. [2022-02-21 03:04:44,638 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:44,638 INFO L82 GeneralOperation]: Start isEquivalent. First operand 296 states. Second operand has 194 states, 193 states have (on average 1.1917098445595855) internal successors, (230), 193 states have internal predecessors, (230), 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) [2022-02-21 03:04:44,638 INFO L74 IsIncluded]: Start isIncluded. First operand 296 states. Second operand has 194 states, 193 states have (on average 1.1917098445595855) internal successors, (230), 193 states have internal predecessors, (230), 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) [2022-02-21 03:04:44,638 INFO L87 Difference]: Start difference. First operand 296 states. Second operand has 194 states, 193 states have (on average 1.1917098445595855) internal successors, (230), 193 states have internal predecessors, (230), 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) [2022-02-21 03:04:44,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:44,643 INFO L93 Difference]: Finished difference Result 296 states and 336 transitions. [2022-02-21 03:04:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 336 transitions. [2022-02-21 03:04:44,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:44,643 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:44,644 INFO L74 IsIncluded]: Start isIncluded. First operand has 194 states, 193 states have (on average 1.1917098445595855) internal successors, (230), 193 states have internal predecessors, (230), 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 296 states. [2022-02-21 03:04:44,644 INFO L87 Difference]: Start difference. First operand has 194 states, 193 states have (on average 1.1917098445595855) internal successors, (230), 193 states have internal predecessors, (230), 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 296 states. [2022-02-21 03:04:44,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:44,648 INFO L93 Difference]: Finished difference Result 296 states and 336 transitions. [2022-02-21 03:04:44,648 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 336 transitions. [2022-02-21 03:04:44,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:44,649 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:44,649 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:44,649 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.1917098445595855) internal successors, (230), 193 states have internal predecessors, (230), 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) [2022-02-21 03:04:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 230 transitions. [2022-02-21 03:04:44,652 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 230 transitions. Word has length 43 [2022-02-21 03:04:44,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:44,652 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 230 transitions. [2022-02-21 03:04:44,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 3.787878787878788) internal successors, (125), 33 states have internal predecessors, (125), 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) [2022-02-21 03:04:44,652 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 230 transitions. [2022-02-21 03:04:44,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-02-21 03:04:44,653 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:44,653 INFO L514 BasicCegarLoop]: trace histogram [9, 8, 8, 6, 5, 5, 5, 1, 1, 1, 1] [2022-02-21 03:04:44,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-21 03:04:44,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:44,868 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:44,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:44,868 INFO L85 PathProgramCache]: Analyzing trace with hash -369537692, now seen corresponding path program 5 times [2022-02-21 03:04:44,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:44,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148817948] [2022-02-21 03:04:44,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:44,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:44,983 INFO L290 TraceCheckUtils]: 0: Hoare triple {5238#true} assume { :begin_inline_ULTIMATE.init } true; {5238#true} is VALID [2022-02-21 03:04:44,983 INFO L290 TraceCheckUtils]: 1: Hoare triple {5238#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {5238#true} is VALID [2022-02-21 03:04:44,983 INFO L290 TraceCheckUtils]: 2: Hoare triple {5238#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,984 INFO L290 TraceCheckUtils]: 3: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,984 INFO L290 TraceCheckUtils]: 4: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,984 INFO L290 TraceCheckUtils]: 5: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,984 INFO L290 TraceCheckUtils]: 6: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,985 INFO L290 TraceCheckUtils]: 7: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,985 INFO L290 TraceCheckUtils]: 8: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,986 INFO L290 TraceCheckUtils]: 9: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,986 INFO L290 TraceCheckUtils]: 10: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,986 INFO L290 TraceCheckUtils]: 11: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,986 INFO L290 TraceCheckUtils]: 12: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,987 INFO L290 TraceCheckUtils]: 13: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,987 INFO L290 TraceCheckUtils]: 14: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,987 INFO L290 TraceCheckUtils]: 15: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,988 INFO L290 TraceCheckUtils]: 16: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,988 INFO L290 TraceCheckUtils]: 17: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5243#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,988 INFO L290 TraceCheckUtils]: 18: Hoare triple {5243#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5243#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,989 INFO L290 TraceCheckUtils]: 19: Hoare triple {5243#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5243#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:44,989 INFO L290 TraceCheckUtils]: 20: Hoare triple {5243#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5244#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) (+ |ULTIMATE.start_main_~i~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:44,990 INFO L290 TraceCheckUtils]: 21: Hoare triple {5244#(<= (+ (* 2 |ULTIMATE.start_main_~j~0#1|) 2) (+ |ULTIMATE.start_main_~i~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !(main_~j~0#1 <= main_~i~0#1); {5245#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,990 INFO L290 TraceCheckUtils]: 22: Hoare triple {5245#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5245#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,991 INFO L290 TraceCheckUtils]: 23: Hoare triple {5245#(<= (+ |ULTIMATE.start_main_~i~0#1| 4) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,991 INFO L290 TraceCheckUtils]: 24: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,991 INFO L290 TraceCheckUtils]: 25: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,991 INFO L290 TraceCheckUtils]: 26: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,992 INFO L290 TraceCheckUtils]: 27: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,992 INFO L290 TraceCheckUtils]: 28: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,992 INFO L290 TraceCheckUtils]: 29: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,993 INFO L290 TraceCheckUtils]: 30: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,993 INFO L290 TraceCheckUtils]: 31: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,993 INFO L290 TraceCheckUtils]: 32: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,993 INFO L290 TraceCheckUtils]: 33: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,994 INFO L290 TraceCheckUtils]: 34: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,994 INFO L290 TraceCheckUtils]: 35: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,994 INFO L290 TraceCheckUtils]: 36: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,995 INFO L290 TraceCheckUtils]: 37: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,995 INFO L290 TraceCheckUtils]: 38: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,995 INFO L290 TraceCheckUtils]: 39: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,995 INFO L290 TraceCheckUtils]: 40: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5248#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,996 INFO L290 TraceCheckUtils]: 41: Hoare triple {5248#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:44,996 INFO L290 TraceCheckUtils]: 42: Hoare triple {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~j~0#1 <= main_~i~0#1); {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:44,997 INFO L290 TraceCheckUtils]: 43: Hoare triple {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:44,997 INFO L290 TraceCheckUtils]: 44: Hoare triple {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,997 INFO L290 TraceCheckUtils]: 45: Hoare triple {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,998 INFO L290 TraceCheckUtils]: 46: Hoare triple {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:44,998 INFO L290 TraceCheckUtils]: 47: Hoare triple {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5251#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} is VALID [2022-02-21 03:04:44,998 INFO L290 TraceCheckUtils]: 48: Hoare triple {5251#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5239#false} is VALID [2022-02-21 03:04:44,998 INFO L290 TraceCheckUtils]: 49: Hoare triple {5239#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {5239#false} is VALID [2022-02-21 03:04:44,999 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-02-21 03:04:44,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:44,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148817948] [2022-02-21 03:04:44,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148817948] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:44,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031640532] [2022-02-21 03:04:44,999 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-21 03:04:44,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:45,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:45,001 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:04:45,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-21 03:04:45,047 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2022-02-21 03:04:45,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-21 03:04:45,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 14 conjunts are in the unsatisfiable core [2022-02-21 03:04:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:45,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:45,761 INFO L290 TraceCheckUtils]: 0: Hoare triple {5238#true} assume { :begin_inline_ULTIMATE.init } true; {5238#true} is VALID [2022-02-21 03:04:45,761 INFO L290 TraceCheckUtils]: 1: Hoare triple {5238#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {5238#true} is VALID [2022-02-21 03:04:45,761 INFO L290 TraceCheckUtils]: 2: Hoare triple {5238#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {5238#true} is VALID [2022-02-21 03:04:45,761 INFO L290 TraceCheckUtils]: 3: Hoare triple {5238#true} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5264#(<= 0 |ULTIMATE.start_main_~j~0#1|)} is VALID [2022-02-21 03:04:45,762 INFO L290 TraceCheckUtils]: 4: Hoare triple {5264#(<= 0 |ULTIMATE.start_main_~j~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,762 INFO L290 TraceCheckUtils]: 5: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,762 INFO L290 TraceCheckUtils]: 6: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,763 INFO L290 TraceCheckUtils]: 7: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,763 INFO L290 TraceCheckUtils]: 8: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,764 INFO L290 TraceCheckUtils]: 9: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,764 INFO L290 TraceCheckUtils]: 10: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,764 INFO L290 TraceCheckUtils]: 11: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,764 INFO L290 TraceCheckUtils]: 12: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,765 INFO L290 TraceCheckUtils]: 13: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,765 INFO L290 TraceCheckUtils]: 14: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,765 INFO L290 TraceCheckUtils]: 15: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,766 INFO L290 TraceCheckUtils]: 16: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,766 INFO L290 TraceCheckUtils]: 17: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,766 INFO L290 TraceCheckUtils]: 18: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,767 INFO L290 TraceCheckUtils]: 19: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,767 INFO L290 TraceCheckUtils]: 20: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,767 INFO L290 TraceCheckUtils]: 21: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,767 INFO L290 TraceCheckUtils]: 22: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,768 INFO L290 TraceCheckUtils]: 23: Hoare triple {5242#(<= 2 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5325#(<= 3 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:45,768 INFO L290 TraceCheckUtils]: 24: Hoare triple {5325#(<= 3 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5329#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0))} is VALID [2022-02-21 03:04:45,769 INFO L290 TraceCheckUtils]: 25: Hoare triple {5329#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0))} assume !!(main_~j~0#1 <= main_~i~0#1); {5329#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0))} is VALID [2022-02-21 03:04:45,769 INFO L290 TraceCheckUtils]: 26: Hoare triple {5329#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5329#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0))} is VALID [2022-02-21 03:04:45,770 INFO L290 TraceCheckUtils]: 27: Hoare triple {5329#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 0))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5339#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,770 INFO L290 TraceCheckUtils]: 28: Hoare triple {5339#(and (<= 3 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {5343#(and (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) (<= 3 |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:45,770 INFO L290 TraceCheckUtils]: 29: Hoare triple {5343#(and (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) (<= 3 |ULTIMATE.start_main_~i~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5343#(and (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) (<= 3 |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:45,771 INFO L290 TraceCheckUtils]: 30: Hoare triple {5343#(and (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) (<= 3 |ULTIMATE.start_main_~i~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,771 INFO L290 TraceCheckUtils]: 31: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,772 INFO L290 TraceCheckUtils]: 32: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,772 INFO L290 TraceCheckUtils]: 33: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,772 INFO L290 TraceCheckUtils]: 34: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,773 INFO L290 TraceCheckUtils]: 35: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,773 INFO L290 TraceCheckUtils]: 36: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,774 INFO L290 TraceCheckUtils]: 37: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,774 INFO L290 TraceCheckUtils]: 38: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,774 INFO L290 TraceCheckUtils]: 39: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:45,775 INFO L290 TraceCheckUtils]: 40: Hoare triple {5350#(and (< |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~k~0#1| 1)) (< 3 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5381#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:45,775 INFO L290 TraceCheckUtils]: 41: Hoare triple {5381#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5385#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= 0 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:45,776 INFO L290 TraceCheckUtils]: 42: Hoare triple {5385#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= 0 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~j~0#1 <= main_~i~0#1); {5385#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= 0 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:45,776 INFO L290 TraceCheckUtils]: 43: Hoare triple {5385#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= 0 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5385#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= 0 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:45,776 INFO L290 TraceCheckUtils]: 44: Hoare triple {5385#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= 0 |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5395#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:45,777 INFO L290 TraceCheckUtils]: 45: Hoare triple {5395#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~j~0#1 <= main_~i~0#1); {5395#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:45,777 INFO L290 TraceCheckUtils]: 46: Hoare triple {5395#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5395#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:45,778 INFO L290 TraceCheckUtils]: 47: Hoare triple {5395#(and (< 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|) (< |ULTIMATE.start_main_~i~0#1| (+ 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5405#(and (< |ULTIMATE.start_main_~i~0#1| (+ (div |ULTIMATE.start_main_~j~0#1| 2) 2)) (< 3 (div |ULTIMATE.start_main_~j~0#1| 2)))} is VALID [2022-02-21 03:04:45,778 INFO L290 TraceCheckUtils]: 48: Hoare triple {5405#(and (< |ULTIMATE.start_main_~i~0#1| (+ (div |ULTIMATE.start_main_~j~0#1| 2) 2)) (< 3 (div |ULTIMATE.start_main_~j~0#1| 2)))} assume !!(main_~j~0#1 <= main_~i~0#1); {5239#false} is VALID [2022-02-21 03:04:45,778 INFO L290 TraceCheckUtils]: 49: Hoare triple {5239#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {5239#false} is VALID [2022-02-21 03:04:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 64 proven. 119 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-21 03:04:45,779 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:46,106 INFO L290 TraceCheckUtils]: 49: Hoare triple {5239#false} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {5239#false} is VALID [2022-02-21 03:04:46,106 INFO L290 TraceCheckUtils]: 48: Hoare triple {5251#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5239#false} is VALID [2022-02-21 03:04:46,107 INFO L290 TraceCheckUtils]: 47: Hoare triple {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5251#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) |ULTIMATE.start_main_~j~0#1|)} is VALID [2022-02-21 03:04:46,107 INFO L290 TraceCheckUtils]: 46: Hoare triple {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,107 INFO L290 TraceCheckUtils]: 45: Hoare triple {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,108 INFO L290 TraceCheckUtils]: 44: Hoare triple {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5250#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,108 INFO L290 TraceCheckUtils]: 43: Hoare triple {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:46,109 INFO L290 TraceCheckUtils]: 42: Hoare triple {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~j~0#1 <= main_~i~0#1); {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:46,109 INFO L290 TraceCheckUtils]: 41: Hoare triple {5248#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5249#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:46,110 INFO L290 TraceCheckUtils]: 40: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5248#(<= (+ |ULTIMATE.start_main_~i~0#1| 1) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,110 INFO L290 TraceCheckUtils]: 39: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,110 INFO L290 TraceCheckUtils]: 38: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,111 INFO L290 TraceCheckUtils]: 37: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,111 INFO L290 TraceCheckUtils]: 36: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,111 INFO L290 TraceCheckUtils]: 35: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,111 INFO L290 TraceCheckUtils]: 34: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,112 INFO L290 TraceCheckUtils]: 33: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,112 INFO L290 TraceCheckUtils]: 32: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,112 INFO L290 TraceCheckUtils]: 31: Hoare triple {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,113 INFO L290 TraceCheckUtils]: 30: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5247#(<= (+ 2 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,113 INFO L290 TraceCheckUtils]: 29: Hoare triple {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,114 INFO L290 TraceCheckUtils]: 28: Hoare triple {5475#(or (<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|)) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {5246#(<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:46,114 INFO L290 TraceCheckUtils]: 27: Hoare triple {5479#(<= (+ |ULTIMATE.start_main_~j~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 3)) (- 2))) (+ |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5475#(or (<= (+ 3 |ULTIMATE.start_main_~i~0#1|) (* 2 |ULTIMATE.start_main_~k~0#1|)) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:46,115 INFO L290 TraceCheckUtils]: 26: Hoare triple {5479#(<= (+ |ULTIMATE.start_main_~j~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 3)) (- 2))) (+ |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5479#(<= (+ |ULTIMATE.start_main_~j~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 3)) (- 2))) (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,115 INFO L290 TraceCheckUtils]: 25: Hoare triple {5479#(<= (+ |ULTIMATE.start_main_~j~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 3)) (- 2))) (+ |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {5479#(<= (+ |ULTIMATE.start_main_~j~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 3)) (- 2))) (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,115 INFO L290 TraceCheckUtils]: 24: Hoare triple {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5479#(<= (+ |ULTIMATE.start_main_~j~0#1| (div (+ (* (- 1) |ULTIMATE.start_main_~i~0#1|) (- 3)) (- 2))) (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,116 INFO L290 TraceCheckUtils]: 23: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5241#(<= 1 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,116 INFO L290 TraceCheckUtils]: 22: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume 1 + main_~i~0#1 <= 2147483647; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,116 INFO L290 TraceCheckUtils]: 21: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !(main_~j~0#1 <= main_~i~0#1); {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,117 INFO L290 TraceCheckUtils]: 20: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,117 INFO L290 TraceCheckUtils]: 19: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,117 INFO L290 TraceCheckUtils]: 18: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~j~0#1 <= main_~i~0#1); {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,118 INFO L290 TraceCheckUtils]: 17: Hoare triple {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,118 INFO L290 TraceCheckUtils]: 16: Hoare triple {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5240#(<= 0 |ULTIMATE.start_main_~i~0#1|)} is VALID [2022-02-21 03:04:46,118 INFO L290 TraceCheckUtils]: 15: Hoare triple {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} assume 1 + main_~i~0#1 <= 2147483647; {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,119 INFO L290 TraceCheckUtils]: 14: Hoare triple {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} assume !(main_~j~0#1 <= main_~i~0#1); {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,119 INFO L290 TraceCheckUtils]: 13: Hoare triple {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,119 INFO L290 TraceCheckUtils]: 12: Hoare triple {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,120 INFO L290 TraceCheckUtils]: 11: Hoare triple {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~j~0#1 <= main_~i~0#1); {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,120 INFO L290 TraceCheckUtils]: 10: Hoare triple {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,120 INFO L290 TraceCheckUtils]: 9: Hoare triple {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {5513#(<= 0 (+ |ULTIMATE.start_main_~i~0#1| 1))} is VALID [2022-02-21 03:04:46,121 INFO L290 TraceCheckUtils]: 8: Hoare triple {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} assume 1 + main_~i~0#1 <= 2147483647; {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:46,121 INFO L290 TraceCheckUtils]: 7: Hoare triple {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} assume !(main_~j~0#1 <= main_~i~0#1); {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:46,121 INFO L290 TraceCheckUtils]: 6: Hoare triple {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:46,121 INFO L290 TraceCheckUtils]: 5: Hoare triple {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:46,122 INFO L290 TraceCheckUtils]: 4: Hoare triple {5551#(<= 0 (+ 2 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {5535#(<= 0 (+ 2 |ULTIMATE.start_main_~i~0#1|))} is VALID [2022-02-21 03:04:46,122 INFO L290 TraceCheckUtils]: 3: Hoare triple {5238#true} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {5551#(<= 0 (+ 2 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:46,122 INFO L290 TraceCheckUtils]: 2: Hoare triple {5238#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {5238#true} is VALID [2022-02-21 03:04:46,122 INFO L290 TraceCheckUtils]: 1: Hoare triple {5238#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {5238#true} is VALID [2022-02-21 03:04:46,122 INFO L290 TraceCheckUtils]: 0: Hoare triple {5238#true} assume { :begin_inline_ULTIMATE.init } true; {5238#true} is VALID [2022-02-21 03:04:46,123 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 36 proven. 147 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-02-21 03:04:46,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2031640532] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:46,123 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:46,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 15] total 29 [2022-02-21 03:04:46,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229599317] [2022-02-21 03:04:46,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:46,124 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 29 states have internal predecessors, (98), 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 50 [2022-02-21 03:04:46,124 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:46,124 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 29 states have internal predecessors, (98), 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) [2022-02-21 03:04:46,186 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:46,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-02-21 03:04:46,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:46,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-02-21 03:04:46,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=670, Unknown=0, NotChecked=0, Total=812 [2022-02-21 03:04:46,187 INFO L87 Difference]: Start difference. First operand 194 states and 230 transitions. Second operand has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 29 states have internal predecessors, (98), 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) [2022-02-21 03:04:49,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:49,352 INFO L93 Difference]: Finished difference Result 615 states and 726 transitions. [2022-02-21 03:04:49,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-21 03:04:49,352 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 29 states have internal predecessors, (98), 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 50 [2022-02-21 03:04:49,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:04:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 29 states have internal predecessors, (98), 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) [2022-02-21 03:04:49,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 145 transitions. [2022-02-21 03:04:49,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 29 states have internal predecessors, (98), 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) [2022-02-21 03:04:49,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 145 transitions. [2022-02-21 03:04:49,355 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 52 states and 145 transitions. [2022-02-21 03:04:49,465 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:49,474 INFO L225 Difference]: With dead ends: 615 [2022-02-21 03:04:49,474 INFO L226 Difference]: Without dead ends: 443 [2022-02-21 03:04:49,476 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 83 SyntacticMatches, 2 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1417 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1328, Invalid=4372, Unknown=0, NotChecked=0, Total=5700 [2022-02-21 03:04:49,477 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 183 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-21 03:04:49,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [183 Valid, 18 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-21 03:04:49,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2022-02-21 03:04:50,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 391. [2022-02-21 03:04:50,801 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:04:50,802 INFO L82 GeneralOperation]: Start isEquivalent. First operand 443 states. Second operand has 391 states, 390 states have (on average 1.1564102564102565) internal successors, (451), 390 states have internal predecessors, (451), 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) [2022-02-21 03:04:50,802 INFO L74 IsIncluded]: Start isIncluded. First operand 443 states. Second operand has 391 states, 390 states have (on average 1.1564102564102565) internal successors, (451), 390 states have internal predecessors, (451), 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) [2022-02-21 03:04:50,803 INFO L87 Difference]: Start difference. First operand 443 states. Second operand has 391 states, 390 states have (on average 1.1564102564102565) internal successors, (451), 390 states have internal predecessors, (451), 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) [2022-02-21 03:04:50,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:50,811 INFO L93 Difference]: Finished difference Result 443 states and 499 transitions. [2022-02-21 03:04:50,811 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 499 transitions. [2022-02-21 03:04:50,811 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:50,811 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:50,812 INFO L74 IsIncluded]: Start isIncluded. First operand has 391 states, 390 states have (on average 1.1564102564102565) internal successors, (451), 390 states have internal predecessors, (451), 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 443 states. [2022-02-21 03:04:50,812 INFO L87 Difference]: Start difference. First operand has 391 states, 390 states have (on average 1.1564102564102565) internal successors, (451), 390 states have internal predecessors, (451), 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 443 states. [2022-02-21 03:04:50,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:04:50,820 INFO L93 Difference]: Finished difference Result 443 states and 499 transitions. [2022-02-21 03:04:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 499 transitions. [2022-02-21 03:04:50,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:04:50,821 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:04:50,821 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:04:50,821 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:04:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 390 states have (on average 1.1564102564102565) internal successors, (451), 390 states have internal predecessors, (451), 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) [2022-02-21 03:04:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 451 transitions. [2022-02-21 03:04:50,829 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 451 transitions. Word has length 50 [2022-02-21 03:04:50,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:04:50,829 INFO L470 AbstractCegarLoop]: Abstraction has 391 states and 451 transitions. [2022-02-21 03:04:50,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 29 states have internal predecessors, (98), 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) [2022-02-21 03:04:50,829 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 451 transitions. [2022-02-21 03:04:50,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-21 03:04:50,830 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:04:50,830 INFO L514 BasicCegarLoop]: trace histogram [11, 10, 10, 6, 5, 5, 5, 1, 1, 1, 1] [2022-02-21 03:04:50,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-21 03:04:51,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-02-21 03:04:51,045 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:04:51,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:04:51,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1350252270, now seen corresponding path program 6 times [2022-02-21 03:04:51,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:04:51,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386308567] [2022-02-21 03:04:51,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:04:51,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:04:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:51,194 INFO L290 TraceCheckUtils]: 0: Hoare triple {7932#true} assume { :begin_inline_ULTIMATE.init } true; {7932#true} is VALID [2022-02-21 03:04:51,195 INFO L290 TraceCheckUtils]: 1: Hoare triple {7932#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {7932#true} is VALID [2022-02-21 03:04:51,195 INFO L290 TraceCheckUtils]: 2: Hoare triple {7932#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,195 INFO L290 TraceCheckUtils]: 3: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,196 INFO L290 TraceCheckUtils]: 4: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,196 INFO L290 TraceCheckUtils]: 5: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,196 INFO L290 TraceCheckUtils]: 6: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,197 INFO L290 TraceCheckUtils]: 7: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,197 INFO L290 TraceCheckUtils]: 8: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,198 INFO L290 TraceCheckUtils]: 9: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,198 INFO L290 TraceCheckUtils]: 10: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,198 INFO L290 TraceCheckUtils]: 11: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,199 INFO L290 TraceCheckUtils]: 12: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,199 INFO L290 TraceCheckUtils]: 13: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,199 INFO L290 TraceCheckUtils]: 14: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,200 INFO L290 TraceCheckUtils]: 15: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 <= 2147483647; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,200 INFO L290 TraceCheckUtils]: 16: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,200 INFO L290 TraceCheckUtils]: 17: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,201 INFO L290 TraceCheckUtils]: 18: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,201 INFO L290 TraceCheckUtils]: 19: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,201 INFO L290 TraceCheckUtils]: 20: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,202 INFO L290 TraceCheckUtils]: 21: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,202 INFO L290 TraceCheckUtils]: 22: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,202 INFO L290 TraceCheckUtils]: 23: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,203 INFO L290 TraceCheckUtils]: 24: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,203 INFO L290 TraceCheckUtils]: 25: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,204 INFO L290 TraceCheckUtils]: 26: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,204 INFO L290 TraceCheckUtils]: 27: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,204 INFO L290 TraceCheckUtils]: 28: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~j~0#1 <= main_~i~0#1); {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,205 INFO L290 TraceCheckUtils]: 29: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,205 INFO L290 TraceCheckUtils]: 30: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,205 INFO L290 TraceCheckUtils]: 31: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~j~0#1 <= main_~i~0#1); {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,206 INFO L290 TraceCheckUtils]: 32: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,206 INFO L290 TraceCheckUtils]: 33: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,206 INFO L290 TraceCheckUtils]: 34: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !(main_~j~0#1 <= main_~i~0#1); {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,207 INFO L290 TraceCheckUtils]: 35: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 <= 2147483647; {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:04:51,207 INFO L290 TraceCheckUtils]: 36: Hoare triple {7937#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {7938#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:04:51,207 INFO L290 TraceCheckUtils]: 37: Hoare triple {7938#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7939#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 4))} is VALID [2022-02-21 03:04:51,208 INFO L290 TraceCheckUtils]: 38: Hoare triple {7939#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 4))} assume !!(main_~j~0#1 <= main_~i~0#1); {7939#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 4))} is VALID [2022-02-21 03:04:51,208 INFO L290 TraceCheckUtils]: 39: Hoare triple {7939#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7939#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 4))} is VALID [2022-02-21 03:04:51,209 INFO L290 TraceCheckUtils]: 40: Hoare triple {7939#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 4))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7940#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 4))} is VALID [2022-02-21 03:04:51,209 INFO L290 TraceCheckUtils]: 41: Hoare triple {7940#(<= (+ |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~k~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 4))} assume !!(main_~j~0#1 <= main_~i~0#1); {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} is VALID [2022-02-21 03:04:51,209 INFO L290 TraceCheckUtils]: 42: Hoare triple {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} is VALID [2022-02-21 03:04:51,210 INFO L290 TraceCheckUtils]: 43: Hoare triple {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} is VALID [2022-02-21 03:04:51,210 INFO L290 TraceCheckUtils]: 44: Hoare triple {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} assume !(main_~j~0#1 <= main_~i~0#1); {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} is VALID [2022-02-21 03:04:51,210 INFO L290 TraceCheckUtils]: 45: Hoare triple {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} assume 1 + main_~i~0#1 <= 2147483647; {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} is VALID [2022-02-21 03:04:51,211 INFO L290 TraceCheckUtils]: 46: Hoare triple {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} is VALID [2022-02-21 03:04:51,211 INFO L290 TraceCheckUtils]: 47: Hoare triple {7941#(<= |ULTIMATE.start_main_~k~0#1| 4)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7942#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 12)} is VALID [2022-02-21 03:04:51,212 INFO L290 TraceCheckUtils]: 48: Hoare triple {7942#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 12)} assume !!(main_~j~0#1 <= main_~i~0#1); {7942#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 12)} is VALID [2022-02-21 03:04:51,212 INFO L290 TraceCheckUtils]: 49: Hoare triple {7942#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 12)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7942#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 12)} is VALID [2022-02-21 03:04:51,212 INFO L290 TraceCheckUtils]: 50: Hoare triple {7942#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 12)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7943#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 12)} is VALID [2022-02-21 03:04:51,213 INFO L290 TraceCheckUtils]: 51: Hoare triple {7943#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 12)} assume !!(main_~j~0#1 <= main_~i~0#1); {7943#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 12)} is VALID [2022-02-21 03:04:51,213 INFO L290 TraceCheckUtils]: 52: Hoare triple {7943#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 12)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7943#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 12)} is VALID [2022-02-21 03:04:51,214 INFO L290 TraceCheckUtils]: 53: Hoare triple {7943#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 12)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7944#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 12)} is VALID [2022-02-21 03:04:51,214 INFO L290 TraceCheckUtils]: 54: Hoare triple {7944#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 12)} assume !!(main_~j~0#1 <= main_~i~0#1); {7944#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 12)} is VALID [2022-02-21 03:04:51,214 INFO L290 TraceCheckUtils]: 55: Hoare triple {7944#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 12)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {7933#false} is VALID [2022-02-21 03:04:51,215 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-02-21 03:04:51,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:04:51,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386308567] [2022-02-21 03:04:51,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386308567] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:04:51,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1250026636] [2022-02-21 03:04:51,215 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-02-21 03:04:51,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:04:51,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:04:51,217 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:04:51,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-21 03:04:51,272 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2022-02-21 03:04:51,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-21 03:04:51,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-21 03:04:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:04:51,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:04:51,644 INFO L290 TraceCheckUtils]: 0: Hoare triple {7932#true} assume { :begin_inline_ULTIMATE.init } true; {7932#true} is VALID [2022-02-21 03:04:51,644 INFO L290 TraceCheckUtils]: 1: Hoare triple {7932#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {7932#true} is VALID [2022-02-21 03:04:51,644 INFO L290 TraceCheckUtils]: 2: Hoare triple {7932#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,645 INFO L290 TraceCheckUtils]: 3: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,645 INFO L290 TraceCheckUtils]: 4: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,645 INFO L290 TraceCheckUtils]: 5: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,646 INFO L290 TraceCheckUtils]: 6: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,646 INFO L290 TraceCheckUtils]: 7: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,646 INFO L290 TraceCheckUtils]: 8: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:04:51,647 INFO L290 TraceCheckUtils]: 9: Hoare triple {7934#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,647 INFO L290 TraceCheckUtils]: 10: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,647 INFO L290 TraceCheckUtils]: 11: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,648 INFO L290 TraceCheckUtils]: 12: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,648 INFO L290 TraceCheckUtils]: 13: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,648 INFO L290 TraceCheckUtils]: 14: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,649 INFO L290 TraceCheckUtils]: 15: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 <= 2147483647; {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:04:51,649 INFO L290 TraceCheckUtils]: 16: Hoare triple {7935#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:04:51,649 INFO L290 TraceCheckUtils]: 17: Hoare triple {7936#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {7999#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= 0 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:51,650 INFO L290 TraceCheckUtils]: 18: Hoare triple {7999#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= 0 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {7999#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= 0 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:51,650 INFO L290 TraceCheckUtils]: 19: Hoare triple {7999#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= 0 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {7999#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= 0 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:51,651 INFO L290 TraceCheckUtils]: 20: Hoare triple {7999#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= 0 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8009#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:04:51,651 INFO L290 TraceCheckUtils]: 21: Hoare triple {8009#(and (<= |ULTIMATE.start_main_~i~0#1| 2) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,651 INFO L290 TraceCheckUtils]: 22: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,652 INFO L290 TraceCheckUtils]: 23: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,652 INFO L290 TraceCheckUtils]: 24: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,652 INFO L290 TraceCheckUtils]: 25: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,653 INFO L290 TraceCheckUtils]: 26: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,653 INFO L290 TraceCheckUtils]: 27: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,653 INFO L290 TraceCheckUtils]: 28: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,654 INFO L290 TraceCheckUtils]: 29: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,654 INFO L290 TraceCheckUtils]: 30: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,654 INFO L290 TraceCheckUtils]: 31: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,654 INFO L290 TraceCheckUtils]: 32: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,655 INFO L290 TraceCheckUtils]: 33: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,655 INFO L290 TraceCheckUtils]: 34: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,655 INFO L290 TraceCheckUtils]: 35: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,656 INFO L290 TraceCheckUtils]: 36: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,656 INFO L290 TraceCheckUtils]: 37: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,656 INFO L290 TraceCheckUtils]: 38: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,657 INFO L290 TraceCheckUtils]: 39: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,657 INFO L290 TraceCheckUtils]: 40: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,657 INFO L290 TraceCheckUtils]: 41: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,658 INFO L290 TraceCheckUtils]: 42: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,658 INFO L290 TraceCheckUtils]: 43: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,658 INFO L290 TraceCheckUtils]: 44: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,658 INFO L290 TraceCheckUtils]: 45: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,659 INFO L290 TraceCheckUtils]: 46: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} is VALID [2022-02-21 03:04:51,659 INFO L290 TraceCheckUtils]: 47: Hoare triple {8013#(<= |ULTIMATE.start_main_~k~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8092#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| 0))} is VALID [2022-02-21 03:04:51,660 INFO L290 TraceCheckUtils]: 48: Hoare triple {8092#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| 0))} assume !!(main_~j~0#1 <= main_~i~0#1); {8092#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| 0))} is VALID [2022-02-21 03:04:51,660 INFO L290 TraceCheckUtils]: 49: Hoare triple {8092#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| 0))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8092#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| 0))} is VALID [2022-02-21 03:04:51,660 INFO L290 TraceCheckUtils]: 50: Hoare triple {8092#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| 0))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8102#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:51,661 INFO L290 TraceCheckUtils]: 51: Hoare triple {8102#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {8102#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:51,661 INFO L290 TraceCheckUtils]: 52: Hoare triple {8102#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8102#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} is VALID [2022-02-21 03:04:51,662 INFO L290 TraceCheckUtils]: 53: Hoare triple {8102#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8112#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:51,662 INFO L290 TraceCheckUtils]: 54: Hoare triple {8112#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !!(main_~j~0#1 <= main_~i~0#1); {8112#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} is VALID [2022-02-21 03:04:51,663 INFO L290 TraceCheckUtils]: 55: Hoare triple {8112#(and (<= |ULTIMATE.start_main_~k~0#1| 2) (<= |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)))} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {7933#false} is VALID [2022-02-21 03:04:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 46 proven. 157 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-02-21 03:04:51,663 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:04:51,943 INFO L290 TraceCheckUtils]: 55: Hoare triple {8119#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {7933#false} is VALID [2022-02-21 03:04:51,944 INFO L290 TraceCheckUtils]: 54: Hoare triple {8119#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {8119#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,944 INFO L290 TraceCheckUtils]: 53: Hoare triple {8126#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8119#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,949 INFO L290 TraceCheckUtils]: 52: Hoare triple {8126#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8126#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 2147483647)} is VALID [2022-02-21 03:04:51,950 INFO L290 TraceCheckUtils]: 51: Hoare triple {8126#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {8126#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 2147483647)} is VALID [2022-02-21 03:04:51,950 INFO L290 TraceCheckUtils]: 50: Hoare triple {8136#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8126#(<= (+ |ULTIMATE.start_main_~j~0#1| (* 2 |ULTIMATE.start_main_~k~0#1|)) 2147483647)} is VALID [2022-02-21 03:04:51,951 INFO L290 TraceCheckUtils]: 49: Hoare triple {8136#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8136#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,951 INFO L290 TraceCheckUtils]: 48: Hoare triple {8136#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {8136#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,952 INFO L290 TraceCheckUtils]: 47: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8136#(<= (+ (* 3 |ULTIMATE.start_main_~k~0#1|) |ULTIMATE.start_main_~j~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,952 INFO L290 TraceCheckUtils]: 46: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,952 INFO L290 TraceCheckUtils]: 45: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,953 INFO L290 TraceCheckUtils]: 44: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,953 INFO L290 TraceCheckUtils]: 43: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,953 INFO L290 TraceCheckUtils]: 42: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,954 INFO L290 TraceCheckUtils]: 41: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,954 INFO L290 TraceCheckUtils]: 40: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,954 INFO L290 TraceCheckUtils]: 39: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,955 INFO L290 TraceCheckUtils]: 38: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,955 INFO L290 TraceCheckUtils]: 37: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,955 INFO L290 TraceCheckUtils]: 36: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,956 INFO L290 TraceCheckUtils]: 35: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,956 INFO L290 TraceCheckUtils]: 34: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,956 INFO L290 TraceCheckUtils]: 33: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,957 INFO L290 TraceCheckUtils]: 32: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,957 INFO L290 TraceCheckUtils]: 31: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,957 INFO L290 TraceCheckUtils]: 30: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,958 INFO L290 TraceCheckUtils]: 29: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,958 INFO L290 TraceCheckUtils]: 28: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,958 INFO L290 TraceCheckUtils]: 27: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,959 INFO L290 TraceCheckUtils]: 26: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,959 INFO L290 TraceCheckUtils]: 25: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume 1 + main_~i~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,959 INFO L290 TraceCheckUtils]: 24: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,960 INFO L290 TraceCheckUtils]: 23: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,960 INFO L290 TraceCheckUtils]: 22: Hoare triple {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,960 INFO L290 TraceCheckUtils]: 21: Hoare triple {8225#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {8146#(<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:04:51,961 INFO L290 TraceCheckUtils]: 20: Hoare triple {8229#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 715827882))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8225#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (* 3 |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:04:51,961 INFO L290 TraceCheckUtils]: 19: Hoare triple {8229#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 715827882))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8229#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 715827882))} is VALID [2022-02-21 03:04:51,962 INFO L290 TraceCheckUtils]: 18: Hoare triple {8229#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 715827882))} assume !!(main_~j~0#1 <= main_~i~0#1); {8229#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 715827882))} is VALID [2022-02-21 03:04:51,962 INFO L290 TraceCheckUtils]: 17: Hoare triple {8239#(<= |ULTIMATE.start_main_~i~0#1| 715827882)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8229#(<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~j~0#1| 715827882))} is VALID [2022-02-21 03:04:51,963 INFO L290 TraceCheckUtils]: 16: Hoare triple {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8239#(<= |ULTIMATE.start_main_~i~0#1| 715827882)} is VALID [2022-02-21 03:04:51,963 INFO L290 TraceCheckUtils]: 15: Hoare triple {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} assume 1 + main_~i~0#1 <= 2147483647; {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} is VALID [2022-02-21 03:04:51,963 INFO L290 TraceCheckUtils]: 14: Hoare triple {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} assume !(main_~j~0#1 <= main_~i~0#1); {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} is VALID [2022-02-21 03:04:51,964 INFO L290 TraceCheckUtils]: 13: Hoare triple {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} is VALID [2022-02-21 03:04:51,964 INFO L290 TraceCheckUtils]: 12: Hoare triple {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} is VALID [2022-02-21 03:04:51,964 INFO L290 TraceCheckUtils]: 11: Hoare triple {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} assume !!(main_~j~0#1 <= main_~i~0#1); {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} is VALID [2022-02-21 03:04:51,965 INFO L290 TraceCheckUtils]: 10: Hoare triple {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} is VALID [2022-02-21 03:04:51,965 INFO L290 TraceCheckUtils]: 9: Hoare triple {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {8243#(<= |ULTIMATE.start_main_~i~0#1| 715827881)} is VALID [2022-02-21 03:04:51,966 INFO L290 TraceCheckUtils]: 8: Hoare triple {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} assume 1 + main_~i~0#1 <= 2147483647; {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} is VALID [2022-02-21 03:04:51,966 INFO L290 TraceCheckUtils]: 7: Hoare triple {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} assume !(main_~j~0#1 <= main_~i~0#1); {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} is VALID [2022-02-21 03:04:51,966 INFO L290 TraceCheckUtils]: 6: Hoare triple {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} is VALID [2022-02-21 03:04:51,967 INFO L290 TraceCheckUtils]: 5: Hoare triple {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} is VALID [2022-02-21 03:04:51,967 INFO L290 TraceCheckUtils]: 4: Hoare triple {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} assume !!(main_~j~0#1 <= main_~i~0#1); {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} is VALID [2022-02-21 03:04:51,967 INFO L290 TraceCheckUtils]: 3: Hoare triple {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} is VALID [2022-02-21 03:04:51,968 INFO L290 TraceCheckUtils]: 2: Hoare triple {7932#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {8265#(<= |ULTIMATE.start_main_~i~0#1| 715827880)} is VALID [2022-02-21 03:04:51,968 INFO L290 TraceCheckUtils]: 1: Hoare triple {7932#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {7932#true} is VALID [2022-02-21 03:04:51,968 INFO L290 TraceCheckUtils]: 0: Hoare triple {7932#true} assume { :begin_inline_ULTIMATE.init } true; {7932#true} is VALID [2022-02-21 03:04:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 7 proven. 196 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-02-21 03:04:51,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1250026636] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:04:51,969 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:04:51,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 27 [2022-02-21 03:04:51,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660123167] [2022-02-21 03:04:51,969 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:04:51,969 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 3.962962962962963) internal successors, (107), 28 states have internal predecessors, (107), 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 56 [2022-02-21 03:04:51,970 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:04:51,970 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 28 states, 27 states have (on average 3.962962962962963) internal successors, (107), 28 states have internal predecessors, (107), 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) [2022-02-21 03:04:52,039 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 107 edges. 107 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:04:52,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-02-21 03:04:52,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:04:52,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-02-21 03:04:52,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=618, Unknown=0, NotChecked=0, Total=756 [2022-02-21 03:04:52,040 INFO L87 Difference]: Start difference. First operand 391 states and 451 transitions. Second operand has 28 states, 27 states have (on average 3.962962962962963) internal successors, (107), 28 states have internal predecessors, (107), 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) [2022-02-21 03:05:02,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:05:02,506 INFO L93 Difference]: Finished difference Result 1792 states and 2148 transitions. [2022-02-21 03:05:02,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2022-02-21 03:05:02,506 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 3.962962962962963) internal successors, (107), 28 states have internal predecessors, (107), 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 56 [2022-02-21 03:05:02,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:05:02,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 27 states have (on average 3.962962962962963) internal successors, (107), 28 states have internal predecessors, (107), 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) [2022-02-21 03:05:02,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 579 transitions. [2022-02-21 03:05:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 27 states have (on average 3.962962962962963) internal successors, (107), 28 states have internal predecessors, (107), 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) [2022-02-21 03:05:02,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 579 transitions. [2022-02-21 03:05:02,516 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 241 states and 579 transitions. [2022-02-21 03:05:02,935 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 579 edges. 579 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:05:03,078 INFO L225 Difference]: With dead ends: 1792 [2022-02-21 03:05:03,078 INFO L226 Difference]: Without dead ends: 1791 [2022-02-21 03:05:03,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 254 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30921 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=12783, Invalid=52497, Unknown=0, NotChecked=0, Total=65280 [2022-02-21 03:05:03,084 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 380 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 1088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-21 03:05:03,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [380 Valid, 20 Invalid, 1088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 742 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-21 03:05:03,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1791 states. [2022-02-21 03:05:05,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1791 to 610. [2022-02-21 03:05:05,539 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:05:05,539 INFO L82 GeneralOperation]: Start isEquivalent. First operand 1791 states. Second operand has 610 states, 609 states have (on average 1.1592775041050902) internal successors, (706), 609 states have internal predecessors, (706), 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) [2022-02-21 03:05:05,540 INFO L74 IsIncluded]: Start isIncluded. First operand 1791 states. Second operand has 610 states, 609 states have (on average 1.1592775041050902) internal successors, (706), 609 states have internal predecessors, (706), 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) [2022-02-21 03:05:05,541 INFO L87 Difference]: Start difference. First operand 1791 states. Second operand has 610 states, 609 states have (on average 1.1592775041050902) internal successors, (706), 609 states have internal predecessors, (706), 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) [2022-02-21 03:05:05,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:05:05,634 INFO L93 Difference]: Finished difference Result 1791 states and 2076 transitions. [2022-02-21 03:05:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2076 transitions. [2022-02-21 03:05:05,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:05:05,637 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:05:05,638 INFO L74 IsIncluded]: Start isIncluded. First operand has 610 states, 609 states have (on average 1.1592775041050902) internal successors, (706), 609 states have internal predecessors, (706), 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 1791 states. [2022-02-21 03:05:05,638 INFO L87 Difference]: Start difference. First operand has 610 states, 609 states have (on average 1.1592775041050902) internal successors, (706), 609 states have internal predecessors, (706), 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 1791 states. [2022-02-21 03:05:05,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:05:05,723 INFO L93 Difference]: Finished difference Result 1791 states and 2076 transitions. [2022-02-21 03:05:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2076 transitions. [2022-02-21 03:05:05,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:05:05,726 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:05:05,726 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:05:05,726 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:05:05,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 609 states have (on average 1.1592775041050902) internal successors, (706), 609 states have internal predecessors, (706), 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) [2022-02-21 03:05:05,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 706 transitions. [2022-02-21 03:05:05,741 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 706 transitions. Word has length 56 [2022-02-21 03:05:05,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:05:05,741 INFO L470 AbstractCegarLoop]: Abstraction has 610 states and 706 transitions. [2022-02-21 03:05:05,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 3.962962962962963) internal successors, (107), 28 states have internal predecessors, (107), 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) [2022-02-21 03:05:05,742 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 706 transitions. [2022-02-21 03:05:05,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-02-21 03:05:05,743 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:05:05,743 INFO L514 BasicCegarLoop]: trace histogram [12, 11, 11, 11, 10, 10, 10, 1, 1, 1, 1] [2022-02-21 03:05:05,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-02-21 03:05:05,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-02-21 03:05:05,944 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-02-21 03:05:05,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:05:05,944 INFO L85 PathProgramCache]: Analyzing trace with hash 529185006, now seen corresponding path program 7 times [2022-02-21 03:05:05,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:05:05,944 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873482534] [2022-02-21 03:05:05,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:05:05,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:05:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:05:06,128 INFO L290 TraceCheckUtils]: 0: Hoare triple {15629#true} assume { :begin_inline_ULTIMATE.init } true; {15629#true} is VALID [2022-02-21 03:05:06,128 INFO L290 TraceCheckUtils]: 1: Hoare triple {15629#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {15629#true} is VALID [2022-02-21 03:05:06,129 INFO L290 TraceCheckUtils]: 2: Hoare triple {15629#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,129 INFO L290 TraceCheckUtils]: 3: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,129 INFO L290 TraceCheckUtils]: 4: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,130 INFO L290 TraceCheckUtils]: 5: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,130 INFO L290 TraceCheckUtils]: 6: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,130 INFO L290 TraceCheckUtils]: 7: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,131 INFO L290 TraceCheckUtils]: 8: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,131 INFO L290 TraceCheckUtils]: 9: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,131 INFO L290 TraceCheckUtils]: 10: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,132 INFO L290 TraceCheckUtils]: 11: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,132 INFO L290 TraceCheckUtils]: 12: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,132 INFO L290 TraceCheckUtils]: 13: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,133 INFO L290 TraceCheckUtils]: 14: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,133 INFO L290 TraceCheckUtils]: 15: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 <= 2147483647; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,133 INFO L290 TraceCheckUtils]: 16: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,134 INFO L290 TraceCheckUtils]: 17: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,134 INFO L290 TraceCheckUtils]: 18: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,134 INFO L290 TraceCheckUtils]: 19: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,134 INFO L290 TraceCheckUtils]: 20: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,135 INFO L290 TraceCheckUtils]: 21: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,135 INFO L290 TraceCheckUtils]: 22: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,135 INFO L290 TraceCheckUtils]: 23: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,136 INFO L290 TraceCheckUtils]: 24: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,136 INFO L290 TraceCheckUtils]: 25: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~j~0#1 <= main_~i~0#1); {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,136 INFO L290 TraceCheckUtils]: 26: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,137 INFO L290 TraceCheckUtils]: 27: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,137 INFO L290 TraceCheckUtils]: 28: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !(main_~j~0#1 <= main_~i~0#1); {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,137 INFO L290 TraceCheckUtils]: 29: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 <= 2147483647; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,138 INFO L290 TraceCheckUtils]: 30: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,138 INFO L290 TraceCheckUtils]: 31: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,138 INFO L290 TraceCheckUtils]: 32: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~j~0#1 <= main_~i~0#1); {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,138 INFO L290 TraceCheckUtils]: 33: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,139 INFO L290 TraceCheckUtils]: 34: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,139 INFO L290 TraceCheckUtils]: 35: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !(main_~j~0#1 <= main_~i~0#1); {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,139 INFO L290 TraceCheckUtils]: 36: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume 1 + main_~i~0#1 <= 2147483647; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,140 INFO L290 TraceCheckUtils]: 37: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,140 INFO L290 TraceCheckUtils]: 38: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,140 INFO L290 TraceCheckUtils]: 39: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume !!(main_~j~0#1 <= main_~i~0#1); {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,140 INFO L290 TraceCheckUtils]: 40: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,141 INFO L290 TraceCheckUtils]: 41: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,141 INFO L290 TraceCheckUtils]: 42: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume !(main_~j~0#1 <= main_~i~0#1); {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,141 INFO L290 TraceCheckUtils]: 43: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume 1 + main_~i~0#1 <= 2147483647; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,142 INFO L290 TraceCheckUtils]: 44: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,142 INFO L290 TraceCheckUtils]: 45: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,142 INFO L290 TraceCheckUtils]: 46: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume !!(main_~j~0#1 <= main_~i~0#1); {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,143 INFO L290 TraceCheckUtils]: 47: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,143 INFO L290 TraceCheckUtils]: 48: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,143 INFO L290 TraceCheckUtils]: 49: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume !(main_~j~0#1 <= main_~i~0#1); {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,143 INFO L290 TraceCheckUtils]: 50: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume 1 + main_~i~0#1 <= 2147483647; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,144 INFO L290 TraceCheckUtils]: 51: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,144 INFO L290 TraceCheckUtils]: 52: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,144 INFO L290 TraceCheckUtils]: 53: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume !!(main_~j~0#1 <= main_~i~0#1); {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,145 INFO L290 TraceCheckUtils]: 54: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,145 INFO L290 TraceCheckUtils]: 55: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,145 INFO L290 TraceCheckUtils]: 56: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume !(main_~j~0#1 <= main_~i~0#1); {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,146 INFO L290 TraceCheckUtils]: 57: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume 1 + main_~i~0#1 <= 2147483647; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,146 INFO L290 TraceCheckUtils]: 58: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,146 INFO L290 TraceCheckUtils]: 59: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,147 INFO L290 TraceCheckUtils]: 60: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume !!(main_~j~0#1 <= main_~i~0#1); {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,147 INFO L290 TraceCheckUtils]: 61: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,147 INFO L290 TraceCheckUtils]: 62: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,147 INFO L290 TraceCheckUtils]: 63: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume !(main_~j~0#1 <= main_~i~0#1); {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,148 INFO L290 TraceCheckUtils]: 64: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume 1 + main_~i~0#1 <= 2147483647; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,148 INFO L290 TraceCheckUtils]: 65: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,148 INFO L290 TraceCheckUtils]: 66: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,149 INFO L290 TraceCheckUtils]: 67: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume !!(main_~j~0#1 <= main_~i~0#1); {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,149 INFO L290 TraceCheckUtils]: 68: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,149 INFO L290 TraceCheckUtils]: 69: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,149 INFO L290 TraceCheckUtils]: 70: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume !(main_~j~0#1 <= main_~i~0#1); {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,150 INFO L290 TraceCheckUtils]: 71: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume 1 + main_~i~0#1 <= 2147483647; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,150 INFO L290 TraceCheckUtils]: 72: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15641#(<= |ULTIMATE.start_main_~i~0#1| 10)} is VALID [2022-02-21 03:05:06,151 INFO L290 TraceCheckUtils]: 73: Hoare triple {15641#(<= |ULTIMATE.start_main_~i~0#1| 10)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15642#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 20))} is VALID [2022-02-21 03:05:06,151 INFO L290 TraceCheckUtils]: 74: Hoare triple {15642#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 20))} assume !!(main_~j~0#1 <= main_~i~0#1); {15642#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 20))} is VALID [2022-02-21 03:05:06,152 INFO L290 TraceCheckUtils]: 75: Hoare triple {15642#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 20))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15642#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 20))} is VALID [2022-02-21 03:05:06,152 INFO L290 TraceCheckUtils]: 76: Hoare triple {15642#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ |ULTIMATE.start_main_~j~0#1| 20))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15643#(<= (+ |ULTIMATE.start_main_~k~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) (+ |ULTIMATE.start_main_~j~0#1| 20))} is VALID [2022-02-21 03:05:06,153 INFO L290 TraceCheckUtils]: 77: Hoare triple {15643#(<= (+ |ULTIMATE.start_main_~k~0#1| (* 2 |ULTIMATE.start_main_~i~0#1|)) (+ |ULTIMATE.start_main_~j~0#1| 20))} assume !!(main_~j~0#1 <= main_~i~0#1); {15644#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 20)} is VALID [2022-02-21 03:05:06,153 INFO L290 TraceCheckUtils]: 78: Hoare triple {15644#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 20)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {15630#false} is VALID [2022-02-21 03:05:06,153 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 487 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-02-21 03:05:06,154 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 03:05:06,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873482534] [2022-02-21 03:05:06,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873482534] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-21 03:05:06,154 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1096295411] [2022-02-21 03:05:06,154 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-02-21 03:05:06,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:05:06,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:05:06,155 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:05:06,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-21 03:05:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:05:06,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 15 conjunts are in the unsatisfiable core [2022-02-21 03:05:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:05:06,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:05:06,650 INFO L290 TraceCheckUtils]: 0: Hoare triple {15629#true} assume { :begin_inline_ULTIMATE.init } true; {15629#true} is VALID [2022-02-21 03:05:06,651 INFO L290 TraceCheckUtils]: 1: Hoare triple {15629#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {15629#true} is VALID [2022-02-21 03:05:06,651 INFO L290 TraceCheckUtils]: 2: Hoare triple {15629#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,651 INFO L290 TraceCheckUtils]: 3: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,652 INFO L290 TraceCheckUtils]: 4: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !!(main_~j~0#1 <= main_~i~0#1); {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,652 INFO L290 TraceCheckUtils]: 5: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,652 INFO L290 TraceCheckUtils]: 6: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,652 INFO L290 TraceCheckUtils]: 7: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume !(main_~j~0#1 <= main_~i~0#1); {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,653 INFO L290 TraceCheckUtils]: 8: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 <= 2147483647; {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} is VALID [2022-02-21 03:05:06,653 INFO L290 TraceCheckUtils]: 9: Hoare triple {15631#(<= |ULTIMATE.start_main_~i~0#1| 0)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,654 INFO L290 TraceCheckUtils]: 10: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,654 INFO L290 TraceCheckUtils]: 11: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !!(main_~j~0#1 <= main_~i~0#1); {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,654 INFO L290 TraceCheckUtils]: 12: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,654 INFO L290 TraceCheckUtils]: 13: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,655 INFO L290 TraceCheckUtils]: 14: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume !(main_~j~0#1 <= main_~i~0#1); {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,655 INFO L290 TraceCheckUtils]: 15: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 <= 2147483647; {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} is VALID [2022-02-21 03:05:06,655 INFO L290 TraceCheckUtils]: 16: Hoare triple {15632#(<= |ULTIMATE.start_main_~i~0#1| 1)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,656 INFO L290 TraceCheckUtils]: 17: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,656 INFO L290 TraceCheckUtils]: 18: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !!(main_~j~0#1 <= main_~i~0#1); {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,656 INFO L290 TraceCheckUtils]: 19: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,657 INFO L290 TraceCheckUtils]: 20: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,657 INFO L290 TraceCheckUtils]: 21: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume !(main_~j~0#1 <= main_~i~0#1); {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,657 INFO L290 TraceCheckUtils]: 22: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 <= 2147483647; {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} is VALID [2022-02-21 03:05:06,658 INFO L290 TraceCheckUtils]: 23: Hoare triple {15633#(<= |ULTIMATE.start_main_~i~0#1| 2)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,658 INFO L290 TraceCheckUtils]: 24: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,659 INFO L290 TraceCheckUtils]: 25: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !!(main_~j~0#1 <= main_~i~0#1); {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,659 INFO L290 TraceCheckUtils]: 26: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,659 INFO L290 TraceCheckUtils]: 27: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,660 INFO L290 TraceCheckUtils]: 28: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume !(main_~j~0#1 <= main_~i~0#1); {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,660 INFO L290 TraceCheckUtils]: 29: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 <= 2147483647; {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} is VALID [2022-02-21 03:05:06,660 INFO L290 TraceCheckUtils]: 30: Hoare triple {15634#(<= |ULTIMATE.start_main_~i~0#1| 3)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,661 INFO L290 TraceCheckUtils]: 31: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,661 INFO L290 TraceCheckUtils]: 32: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !!(main_~j~0#1 <= main_~i~0#1); {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,661 INFO L290 TraceCheckUtils]: 33: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,662 INFO L290 TraceCheckUtils]: 34: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,662 INFO L290 TraceCheckUtils]: 35: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume !(main_~j~0#1 <= main_~i~0#1); {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,662 INFO L290 TraceCheckUtils]: 36: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume 1 + main_~i~0#1 <= 2147483647; {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} is VALID [2022-02-21 03:05:06,663 INFO L290 TraceCheckUtils]: 37: Hoare triple {15635#(<= |ULTIMATE.start_main_~i~0#1| 4)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,663 INFO L290 TraceCheckUtils]: 38: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,663 INFO L290 TraceCheckUtils]: 39: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume !!(main_~j~0#1 <= main_~i~0#1); {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,664 INFO L290 TraceCheckUtils]: 40: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,664 INFO L290 TraceCheckUtils]: 41: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,664 INFO L290 TraceCheckUtils]: 42: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume !(main_~j~0#1 <= main_~i~0#1); {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,665 INFO L290 TraceCheckUtils]: 43: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume 1 + main_~i~0#1 <= 2147483647; {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} is VALID [2022-02-21 03:05:06,665 INFO L290 TraceCheckUtils]: 44: Hoare triple {15636#(<= |ULTIMATE.start_main_~i~0#1| 5)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,665 INFO L290 TraceCheckUtils]: 45: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,666 INFO L290 TraceCheckUtils]: 46: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume !!(main_~j~0#1 <= main_~i~0#1); {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,666 INFO L290 TraceCheckUtils]: 47: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,666 INFO L290 TraceCheckUtils]: 48: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,667 INFO L290 TraceCheckUtils]: 49: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume !(main_~j~0#1 <= main_~i~0#1); {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,667 INFO L290 TraceCheckUtils]: 50: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume 1 + main_~i~0#1 <= 2147483647; {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} is VALID [2022-02-21 03:05:06,667 INFO L290 TraceCheckUtils]: 51: Hoare triple {15637#(<= |ULTIMATE.start_main_~i~0#1| 6)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,668 INFO L290 TraceCheckUtils]: 52: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,668 INFO L290 TraceCheckUtils]: 53: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume !!(main_~j~0#1 <= main_~i~0#1); {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,668 INFO L290 TraceCheckUtils]: 54: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,669 INFO L290 TraceCheckUtils]: 55: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,669 INFO L290 TraceCheckUtils]: 56: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume !(main_~j~0#1 <= main_~i~0#1); {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,669 INFO L290 TraceCheckUtils]: 57: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume 1 + main_~i~0#1 <= 2147483647; {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} is VALID [2022-02-21 03:05:06,670 INFO L290 TraceCheckUtils]: 58: Hoare triple {15638#(<= |ULTIMATE.start_main_~i~0#1| 7)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,670 INFO L290 TraceCheckUtils]: 59: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,670 INFO L290 TraceCheckUtils]: 60: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume !!(main_~j~0#1 <= main_~i~0#1); {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,671 INFO L290 TraceCheckUtils]: 61: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,671 INFO L290 TraceCheckUtils]: 62: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,671 INFO L290 TraceCheckUtils]: 63: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume !(main_~j~0#1 <= main_~i~0#1); {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,672 INFO L290 TraceCheckUtils]: 64: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume 1 + main_~i~0#1 <= 2147483647; {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} is VALID [2022-02-21 03:05:06,672 INFO L290 TraceCheckUtils]: 65: Hoare triple {15639#(<= |ULTIMATE.start_main_~i~0#1| 8)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,673 INFO L290 TraceCheckUtils]: 66: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,673 INFO L290 TraceCheckUtils]: 67: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume !!(main_~j~0#1 <= main_~i~0#1); {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,673 INFO L290 TraceCheckUtils]: 68: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,673 INFO L290 TraceCheckUtils]: 69: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,674 INFO L290 TraceCheckUtils]: 70: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume !(main_~j~0#1 <= main_~i~0#1); {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,674 INFO L290 TraceCheckUtils]: 71: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume 1 + main_~i~0#1 <= 2147483647; {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} is VALID [2022-02-21 03:05:06,675 INFO L290 TraceCheckUtils]: 72: Hoare triple {15640#(<= |ULTIMATE.start_main_~i~0#1| 9)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15641#(<= |ULTIMATE.start_main_~i~0#1| 10)} is VALID [2022-02-21 03:05:06,675 INFO L290 TraceCheckUtils]: 73: Hoare triple {15641#(<= |ULTIMATE.start_main_~i~0#1| 10)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15867#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= 0 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:06,675 INFO L290 TraceCheckUtils]: 74: Hoare triple {15867#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= 0 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {15867#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= 0 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:06,676 INFO L290 TraceCheckUtils]: 75: Hoare triple {15867#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= 0 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15867#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= 0 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:06,676 INFO L290 TraceCheckUtils]: 76: Hoare triple {15867#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= 0 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15877#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:06,677 INFO L290 TraceCheckUtils]: 77: Hoare triple {15877#(and (<= |ULTIMATE.start_main_~i~0#1| 10) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {15881#(and (<= |ULTIMATE.start_main_~j~0#1| 10) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:06,677 INFO L290 TraceCheckUtils]: 78: Hoare triple {15881#(and (<= |ULTIMATE.start_main_~j~0#1| 10) (<= |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~j~0#1|))} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {15630#false} is VALID [2022-02-21 03:05:06,678 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 487 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-02-21 03:05:06,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-21 03:05:07,205 INFO L290 TraceCheckUtils]: 78: Hoare triple {15885#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} assume !(main_~j~0#1 + main_~k~0#1 <= 2147483647); {15630#false} is VALID [2022-02-21 03:05:07,205 INFO L290 TraceCheckUtils]: 77: Hoare triple {15889#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} assume !!(main_~j~0#1 <= main_~i~0#1); {15885#(<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647)} is VALID [2022-02-21 03:05:07,206 INFO L290 TraceCheckUtils]: 76: Hoare triple {15893#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15889#(or (not (<= |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ |ULTIMATE.start_main_~j~0#1| |ULTIMATE.start_main_~k~0#1|) 2147483647))} is VALID [2022-02-21 03:05:07,206 INFO L290 TraceCheckUtils]: 75: Hoare triple {15893#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15893#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:07,206 INFO L290 TraceCheckUtils]: 74: Hoare triple {15893#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} assume !!(main_~j~0#1 <= main_~i~0#1); {15893#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:07,207 INFO L290 TraceCheckUtils]: 73: Hoare triple {15903#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15893#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) (+ 2147483647 |ULTIMATE.start_main_~j~0#1|))} is VALID [2022-02-21 03:05:07,207 INFO L290 TraceCheckUtils]: 72: Hoare triple {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15903#(<= (* 2 |ULTIMATE.start_main_~i~0#1|) 2147483647)} is VALID [2022-02-21 03:05:07,208 INFO L290 TraceCheckUtils]: 71: Hoare triple {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume 1 + main_~i~0#1 <= 2147483647; {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:05:07,208 INFO L290 TraceCheckUtils]: 70: Hoare triple {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !(main_~j~0#1 <= main_~i~0#1); {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:05:07,208 INFO L290 TraceCheckUtils]: 69: Hoare triple {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:05:07,208 INFO L290 TraceCheckUtils]: 68: Hoare triple {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:05:07,209 INFO L290 TraceCheckUtils]: 67: Hoare triple {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~j~0#1 <= main_~i~0#1); {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:05:07,209 INFO L290 TraceCheckUtils]: 66: Hoare triple {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:05:07,209 INFO L290 TraceCheckUtils]: 65: Hoare triple {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15907#(<= |ULTIMATE.start_main_~i~0#1| 1073741822)} is VALID [2022-02-21 03:05:07,210 INFO L290 TraceCheckUtils]: 64: Hoare triple {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume 1 + main_~i~0#1 <= 2147483647; {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:05:07,210 INFO L290 TraceCheckUtils]: 63: Hoare triple {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume !(main_~j~0#1 <= main_~i~0#1); {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:05:07,210 INFO L290 TraceCheckUtils]: 62: Hoare triple {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:05:07,211 INFO L290 TraceCheckUtils]: 61: Hoare triple {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:05:07,211 INFO L290 TraceCheckUtils]: 60: Hoare triple {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume !!(main_~j~0#1 <= main_~i~0#1); {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:05:07,211 INFO L290 TraceCheckUtils]: 59: Hoare triple {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:05:07,212 INFO L290 TraceCheckUtils]: 58: Hoare triple {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15929#(<= |ULTIMATE.start_main_~i~0#1| 1073741821)} is VALID [2022-02-21 03:05:07,212 INFO L290 TraceCheckUtils]: 57: Hoare triple {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume 1 + main_~i~0#1 <= 2147483647; {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:05:07,212 INFO L290 TraceCheckUtils]: 56: Hoare triple {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume !(main_~j~0#1 <= main_~i~0#1); {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:05:07,212 INFO L290 TraceCheckUtils]: 55: Hoare triple {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:05:07,213 INFO L290 TraceCheckUtils]: 54: Hoare triple {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:05:07,213 INFO L290 TraceCheckUtils]: 53: Hoare triple {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume !!(main_~j~0#1 <= main_~i~0#1); {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:05:07,213 INFO L290 TraceCheckUtils]: 52: Hoare triple {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:05:07,214 INFO L290 TraceCheckUtils]: 51: Hoare triple {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15951#(<= |ULTIMATE.start_main_~i~0#1| 1073741820)} is VALID [2022-02-21 03:05:07,214 INFO L290 TraceCheckUtils]: 50: Hoare triple {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume 1 + main_~i~0#1 <= 2147483647; {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:05:07,214 INFO L290 TraceCheckUtils]: 49: Hoare triple {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume !(main_~j~0#1 <= main_~i~0#1); {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:05:07,215 INFO L290 TraceCheckUtils]: 48: Hoare triple {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:05:07,215 INFO L290 TraceCheckUtils]: 47: Hoare triple {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:05:07,215 INFO L290 TraceCheckUtils]: 46: Hoare triple {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume !!(main_~j~0#1 <= main_~i~0#1); {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:05:07,215 INFO L290 TraceCheckUtils]: 45: Hoare triple {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:05:07,216 INFO L290 TraceCheckUtils]: 44: Hoare triple {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15973#(<= |ULTIMATE.start_main_~i~0#1| 1073741819)} is VALID [2022-02-21 03:05:07,216 INFO L290 TraceCheckUtils]: 43: Hoare triple {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} assume 1 + main_~i~0#1 <= 2147483647; {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} is VALID [2022-02-21 03:05:07,216 INFO L290 TraceCheckUtils]: 42: Hoare triple {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} assume !(main_~j~0#1 <= main_~i~0#1); {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} is VALID [2022-02-21 03:05:07,217 INFO L290 TraceCheckUtils]: 41: Hoare triple {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} is VALID [2022-02-21 03:05:07,217 INFO L290 TraceCheckUtils]: 40: Hoare triple {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} is VALID [2022-02-21 03:05:07,217 INFO L290 TraceCheckUtils]: 39: Hoare triple {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} assume !!(main_~j~0#1 <= main_~i~0#1); {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} is VALID [2022-02-21 03:05:07,217 INFO L290 TraceCheckUtils]: 38: Hoare triple {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} is VALID [2022-02-21 03:05:07,218 INFO L290 TraceCheckUtils]: 37: Hoare triple {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {15995#(<= |ULTIMATE.start_main_~i~0#1| 1073741818)} is VALID [2022-02-21 03:05:07,218 INFO L290 TraceCheckUtils]: 36: Hoare triple {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} assume 1 + main_~i~0#1 <= 2147483647; {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} is VALID [2022-02-21 03:05:07,218 INFO L290 TraceCheckUtils]: 35: Hoare triple {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} assume !(main_~j~0#1 <= main_~i~0#1); {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} is VALID [2022-02-21 03:05:07,219 INFO L290 TraceCheckUtils]: 34: Hoare triple {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} is VALID [2022-02-21 03:05:07,219 INFO L290 TraceCheckUtils]: 33: Hoare triple {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} is VALID [2022-02-21 03:05:07,219 INFO L290 TraceCheckUtils]: 32: Hoare triple {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} assume !!(main_~j~0#1 <= main_~i~0#1); {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} is VALID [2022-02-21 03:05:07,219 INFO L290 TraceCheckUtils]: 31: Hoare triple {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} is VALID [2022-02-21 03:05:07,220 INFO L290 TraceCheckUtils]: 30: Hoare triple {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {16017#(<= |ULTIMATE.start_main_~i~0#1| 1073741817)} is VALID [2022-02-21 03:05:07,220 INFO L290 TraceCheckUtils]: 29: Hoare triple {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} assume 1 + main_~i~0#1 <= 2147483647; {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} is VALID [2022-02-21 03:05:07,220 INFO L290 TraceCheckUtils]: 28: Hoare triple {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} assume !(main_~j~0#1 <= main_~i~0#1); {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} is VALID [2022-02-21 03:05:07,221 INFO L290 TraceCheckUtils]: 27: Hoare triple {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} is VALID [2022-02-21 03:05:07,221 INFO L290 TraceCheckUtils]: 26: Hoare triple {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} is VALID [2022-02-21 03:05:07,221 INFO L290 TraceCheckUtils]: 25: Hoare triple {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} assume !!(main_~j~0#1 <= main_~i~0#1); {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} is VALID [2022-02-21 03:05:07,222 INFO L290 TraceCheckUtils]: 24: Hoare triple {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} is VALID [2022-02-21 03:05:07,222 INFO L290 TraceCheckUtils]: 23: Hoare triple {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {16039#(<= |ULTIMATE.start_main_~i~0#1| 1073741816)} is VALID [2022-02-21 03:05:07,222 INFO L290 TraceCheckUtils]: 22: Hoare triple {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} assume 1 + main_~i~0#1 <= 2147483647; {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} is VALID [2022-02-21 03:05:07,222 INFO L290 TraceCheckUtils]: 21: Hoare triple {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} assume !(main_~j~0#1 <= main_~i~0#1); {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} is VALID [2022-02-21 03:05:07,223 INFO L290 TraceCheckUtils]: 20: Hoare triple {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} is VALID [2022-02-21 03:05:07,223 INFO L290 TraceCheckUtils]: 19: Hoare triple {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} is VALID [2022-02-21 03:05:07,223 INFO L290 TraceCheckUtils]: 18: Hoare triple {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} assume !!(main_~j~0#1 <= main_~i~0#1); {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} is VALID [2022-02-21 03:05:07,224 INFO L290 TraceCheckUtils]: 17: Hoare triple {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} is VALID [2022-02-21 03:05:07,224 INFO L290 TraceCheckUtils]: 16: Hoare triple {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {16061#(<= |ULTIMATE.start_main_~i~0#1| 1073741815)} is VALID [2022-02-21 03:05:07,224 INFO L290 TraceCheckUtils]: 15: Hoare triple {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} assume 1 + main_~i~0#1 <= 2147483647; {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} is VALID [2022-02-21 03:05:07,225 INFO L290 TraceCheckUtils]: 14: Hoare triple {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} assume !(main_~j~0#1 <= main_~i~0#1); {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} is VALID [2022-02-21 03:05:07,225 INFO L290 TraceCheckUtils]: 13: Hoare triple {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} is VALID [2022-02-21 03:05:07,225 INFO L290 TraceCheckUtils]: 12: Hoare triple {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} is VALID [2022-02-21 03:05:07,225 INFO L290 TraceCheckUtils]: 11: Hoare triple {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} assume !!(main_~j~0#1 <= main_~i~0#1); {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} is VALID [2022-02-21 03:05:07,226 INFO L290 TraceCheckUtils]: 10: Hoare triple {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} is VALID [2022-02-21 03:05:07,226 INFO L290 TraceCheckUtils]: 9: Hoare triple {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} assume 1 + main_~i~0#1 >= -2147483648;main_~i~0#1 := 1 + main_~i~0#1; {16083#(<= |ULTIMATE.start_main_~i~0#1| 1073741814)} is VALID [2022-02-21 03:05:07,226 INFO L290 TraceCheckUtils]: 8: Hoare triple {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} assume 1 + main_~i~0#1 <= 2147483647; {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} is VALID [2022-02-21 03:05:07,227 INFO L290 TraceCheckUtils]: 7: Hoare triple {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} assume !(main_~j~0#1 <= main_~i~0#1); {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} is VALID [2022-02-21 03:05:07,227 INFO L290 TraceCheckUtils]: 6: Hoare triple {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} assume main_~j~0#1 + main_~k~0#1 >= -2147483648;main_~j~0#1 := main_~j~0#1 + main_~k~0#1; {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} is VALID [2022-02-21 03:05:07,227 INFO L290 TraceCheckUtils]: 5: Hoare triple {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} assume main_~j~0#1 + main_~k~0#1 <= 2147483647; {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} is VALID [2022-02-21 03:05:07,228 INFO L290 TraceCheckUtils]: 4: Hoare triple {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} assume !!(main_~j~0#1 <= main_~i~0#1); {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} is VALID [2022-02-21 03:05:07,228 INFO L290 TraceCheckUtils]: 3: Hoare triple {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} assume !!(main_~i~0#1 < main_~n~0#1);main_~j~0#1 := 0; {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} is VALID [2022-02-21 03:05:07,228 INFO L290 TraceCheckUtils]: 2: Hoare triple {15629#true} assume main_~k~0#1 >= 1;main_~i~0#1 := 0; {16105#(<= |ULTIMATE.start_main_~i~0#1| 1073741813)} is VALID [2022-02-21 03:05:07,228 INFO L290 TraceCheckUtils]: 1: Hoare triple {15629#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~k~0#1, main_~i~0#1, main_~j~0#1, main_~n~0#1;havoc main_~k~0#1;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~n~0#1;assume -2147483648 <= main_#t~nondet0#1 && main_#t~nondet0#1 <= 2147483647;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;assume -2147483648 <= main_#t~nondet1#1 && main_#t~nondet1#1 <= 2147483647;main_~i~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;assume -2147483648 <= main_#t~nondet2#1 && main_#t~nondet2#1 <= 2147483647;main_~j~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;assume -2147483648 <= main_#t~nondet3#1 && main_#t~nondet3#1 <= 2147483647;main_~n~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; {15629#true} is VALID [2022-02-21 03:05:07,228 INFO L290 TraceCheckUtils]: 0: Hoare triple {15629#true} assume { :begin_inline_ULTIMATE.init } true; {15629#true} is VALID [2022-02-21 03:05:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 487 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-02-21 03:05:07,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1096295411] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-21 03:05:07,229 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-21 03:05:07,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 32 [2022-02-21 03:05:07,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388282556] [2022-02-21 03:05:07,229 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-21 03:05:07,229 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 5.0625) internal successors, (162), 33 states have internal predecessors, (162), 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 79 [2022-02-21 03:05:07,230 INFO L84 Accepts]: Finished accepts. word is accepted. [2022-02-21 03:05:07,230 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 33 states, 32 states have (on average 5.0625) internal successors, (162), 33 states have internal predecessors, (162), 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) [2022-02-21 03:05:07,327 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 162 edges. 162 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:05:07,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2022-02-21 03:05:07,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 03:05:07,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2022-02-21 03:05:07,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-02-21 03:05:07,328 INFO L87 Difference]: Start difference. First operand 610 states and 706 transitions. Second operand has 33 states, 32 states have (on average 5.0625) internal successors, (162), 33 states have internal predecessors, (162), 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) [2022-02-21 03:05:27,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:05:27,016 INFO L93 Difference]: Finished difference Result 4763 states and 5599 transitions. [2022-02-21 03:05:27,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2022-02-21 03:05:27,016 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 5.0625) internal successors, (162), 33 states have internal predecessors, (162), 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 79 [2022-02-21 03:05:27,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-21 03:05:27,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 5.0625) internal successors, (162), 33 states have internal predecessors, (162), 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) [2022-02-21 03:05:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 406 transitions. [2022-02-21 03:05:27,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 5.0625) internal successors, (162), 33 states have internal predecessors, (162), 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) [2022-02-21 03:05:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 406 transitions. [2022-02-21 03:05:27,023 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 190 states and 406 transitions. [2022-02-21 03:05:27,337 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 406 edges. 406 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:05:28,244 INFO L225 Difference]: With dead ends: 4763 [2022-02-21 03:05:28,245 INFO L226 Difference]: Without dead ends: 4762 [2022-02-21 03:05:28,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16160 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=9119, Invalid=29101, Unknown=0, NotChecked=0, Total=38220 [2022-02-21 03:05:28,248 INFO L933 BasicCegarLoop]: 4 mSDtfsCounter, 560 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-21 03:05:28,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 31 Invalid, 712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-21 03:05:28,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4762 states. [2022-02-21 03:05:33,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4762 to 1183. [2022-02-21 03:05:33,330 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:05:33,331 INFO L82 GeneralOperation]: Start isEquivalent. First operand 4762 states. Second operand has 1183 states, 1182 states have (on average 1.1455160744500845) internal successors, (1354), 1182 states have internal predecessors, (1354), 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) [2022-02-21 03:05:33,332 INFO L74 IsIncluded]: Start isIncluded. First operand 4762 states. Second operand has 1183 states, 1182 states have (on average 1.1455160744500845) internal successors, (1354), 1182 states have internal predecessors, (1354), 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) [2022-02-21 03:05:33,333 INFO L87 Difference]: Start difference. First operand 4762 states. Second operand has 1183 states, 1182 states have (on average 1.1455160744500845) internal successors, (1354), 1182 states have internal predecessors, (1354), 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) [2022-02-21 03:05:33,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:05:33,914 INFO L93 Difference]: Finished difference Result 4762 states and 5542 transitions. [2022-02-21 03:05:33,914 INFO L276 IsEmpty]: Start isEmpty. Operand 4762 states and 5542 transitions. [2022-02-21 03:05:33,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:05:33,920 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:05:33,921 INFO L74 IsIncluded]: Start isIncluded. First operand has 1183 states, 1182 states have (on average 1.1455160744500845) internal successors, (1354), 1182 states have internal predecessors, (1354), 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 4762 states. [2022-02-21 03:05:33,922 INFO L87 Difference]: Start difference. First operand has 1183 states, 1182 states have (on average 1.1455160744500845) internal successors, (1354), 1182 states have internal predecessors, (1354), 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 4762 states. [2022-02-21 03:05:34,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 03:05:34,507 INFO L93 Difference]: Finished difference Result 4762 states and 5542 transitions. [2022-02-21 03:05:34,507 INFO L276 IsEmpty]: Start isEmpty. Operand 4762 states and 5542 transitions. [2022-02-21 03:05:34,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:05:34,512 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:05:34,512 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:05:34,513 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:05:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1183 states, 1182 states have (on average 1.1455160744500845) internal successors, (1354), 1182 states have internal predecessors, (1354), 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) [2022-02-21 03:05:34,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1354 transitions. [2022-02-21 03:05:34,583 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1354 transitions. Word has length 79 [2022-02-21 03:05:34,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-21 03:05:34,584 INFO L470 AbstractCegarLoop]: Abstraction has 1183 states and 1354 transitions. [2022-02-21 03:05:34,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 5.0625) internal successors, (162), 33 states have internal predecessors, (162), 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) [2022-02-21 03:05:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1354 transitions. [2022-02-21 03:05:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-02-21 03:05:34,585 INFO L506 BasicCegarLoop]: Found error trace [2022-02-21 03:05:34,585 INFO L514 BasicCegarLoop]: trace histogram [18, 17, 17, 11, 10, 10, 10, 1, 1, 1, 1] [2022-02-21 03:05:34,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0