./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label32.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 492f3884ca52ad1e2a4bb1a7ea4174df881161f6f116a98f5375f793f3d1436b --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 13:04:52,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 13:04:52,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 13:04:52,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 13:04:52,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 13:04:52,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 13:04:52,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 13:04:52,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 13:04:52,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 13:04:52,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 13:04:52,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 13:04:52,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 13:04:52,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 13:04:52,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 13:04:52,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 13:04:52,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 13:04:52,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 13:04:52,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 13:04:52,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 13:04:52,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 13:04:52,741 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 13:04:52,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 13:04:52,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 13:04:52,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 13:04:52,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 13:04:52,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 13:04:52,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 13:04:52,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 13:04:52,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 13:04:52,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 13:04:52,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 13:04:52,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 13:04:52,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 13:04:52,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 13:04:52,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 13:04:52,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 13:04:52,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 13:04:52,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 13:04:52,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 13:04:52,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 13:04:52,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 13:04:52,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 13:04:52,762 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 13:04:52,779 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 13:04:52,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 13:04:52,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 13:04:52,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 13:04:52,780 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 13:04:52,781 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 13:04:52,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 13:04:52,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 13:04:52,781 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 13:04:52,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 13:04:52,782 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 13:04:52,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 13:04:52,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 13:04:52,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 13:04:52,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 13:04:52,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 13:04:52,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 13:04:52,783 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 13:04:52,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 13:04:52,784 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 13:04:52,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 13:04:52,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 13:04:52,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 13:04:52,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 13:04:52,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 13:04:52,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 13:04:52,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 13:04:52,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 13:04:52,785 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 13:04:52,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 13:04:52,786 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 13:04:52,786 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 13:04:52,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 13:04:52,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 492f3884ca52ad1e2a4bb1a7ea4174df881161f6f116a98f5375f793f3d1436b [2022-07-13 13:04:52,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 13:04:52,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 13:04:52,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 13:04:52,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 13:04:52,981 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 13:04:52,982 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2022-07-13 13:04:53,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3c6bd7b/e3076ac94c3f4a95b3ade76b3585e11d/FLAG61db7018c [2022-07-13 13:04:53,561 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 13:04:53,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2022-07-13 13:04:53,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3c6bd7b/e3076ac94c3f4a95b3ade76b3585e11d/FLAG61db7018c [2022-07-13 13:04:54,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3c6bd7b/e3076ac94c3f4a95b3ade76b3585e11d [2022-07-13 13:04:54,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 13:04:54,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 13:04:54,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 13:04:54,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 13:04:54,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 13:04:54,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:54,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7577034a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54, skipping insertion in model container [2022-07-13 13:04:54,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:54,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 13:04:54,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 13:04:54,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c[6074,6087] [2022-07-13 13:04:54,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 13:04:54,692 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 13:04:54,723 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c[6074,6087] [2022-07-13 13:04:54,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 13:04:54,925 INFO L208 MainTranslator]: Completed translation [2022-07-13 13:04:54,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54 WrapperNode [2022-07-13 13:04:54,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 13:04:54,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 13:04:54,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 13:04:54,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 13:04:54,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:54,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,205 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-13 13:04:55,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 13:04:55,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 13:04:55,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 13:04:55,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 13:04:55,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 13:04:55,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 13:04:55,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 13:04:55,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 13:04:55,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (1/1) ... [2022-07-13 13:04:55,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 13:04:55,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:04:55,443 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) [2022-07-13 13:04:55,457 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 [2022-07-13 13:04:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 13:04:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 13:04:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 13:04:55,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 13:04:55,583 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 13:04:55,590 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 13:04:57,746 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 13:04:57,762 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 13:04:57,762 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 13:04:57,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:04:57 BoogieIcfgContainer [2022-07-13 13:04:57,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 13:04:57,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 13:04:57,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 13:04:57,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 13:04:57,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 01:04:54" (1/3) ... [2022-07-13 13:04:57,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1386cdc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 01:04:57, skipping insertion in model container [2022-07-13 13:04:57,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:04:54" (2/3) ... [2022-07-13 13:04:57,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1386cdc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 01:04:57, skipping insertion in model container [2022-07-13 13:04:57,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:04:57" (3/3) ... [2022-07-13 13:04:57,774 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label32.c [2022-07-13 13:04:57,786 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 13:04:57,787 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 13:04:57,854 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 13:04:57,861 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@10cefcb6, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@593e374f [2022-07-13 13:04:57,862 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 13:04:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:04:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-07-13 13:04:57,883 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:04:57,884 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:04:57,884 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:04:57,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:04:57,890 INFO L85 PathProgramCache]: Analyzing trace with hash 301649817, now seen corresponding path program 1 times [2022-07-13 13:04:57,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:04:57,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381177618] [2022-07-13 13:04:57,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:04:57,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:04:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:04:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:04:58,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:04:58,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381177618] [2022-07-13 13:04:58,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381177618] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:04:58,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:04:58,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:04:58,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784276032] [2022-07-13 13:04:58,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:04:58,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:04:58,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:04:58,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:04:58,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:04:58,195 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:04:59,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:04:59,879 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-07-13 13:04:59,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:04:59,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 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 49 [2022-07-13 13:04:59,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:04:59,895 INFO L225 Difference]: With dead ends: 1155 [2022-07-13 13:04:59,895 INFO L226 Difference]: Without dead ends: 667 [2022-07-13 13:04:59,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:04:59,902 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 295 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:04:59,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-13 13:04:59,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-07-13 13:04:59,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-07-13 13:04:59,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:04:59,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-07-13 13:04:59,963 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 49 [2022-07-13 13:04:59,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:04:59,964 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-07-13 13:04:59,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:04:59,964 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-07-13 13:04:59,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-07-13 13:04:59,968 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:04:59,968 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:04:59,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 13:04:59,968 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:04:59,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:04:59,969 INFO L85 PathProgramCache]: Analyzing trace with hash 449029183, now seen corresponding path program 1 times [2022-07-13 13:04:59,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:04:59,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027118117] [2022-07-13 13:04:59,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:04:59,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:00,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:00,104 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:00,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:00,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027118117] [2022-07-13 13:05:00,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027118117] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:00,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:00,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:00,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136272629] [2022-07-13 13:05:00,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:00,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:00,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:00,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:00,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:00,108 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:01,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:01,974 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2022-07-13 13:05:01,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:01,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-07-13 13:05:01,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:01,981 INFO L225 Difference]: With dead ends: 1955 [2022-07-13 13:05:01,981 INFO L226 Difference]: Without dead ends: 1292 [2022-07-13 13:05:01,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:01,985 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 258 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:01,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 327 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-13 13:05:01,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2022-07-13 13:05:02,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2022-07-13 13:05:02,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:02,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2022-07-13 13:05:02,020 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 124 [2022-07-13 13:05:02,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:02,021 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2022-07-13 13:05:02,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2022-07-13 13:05:02,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-07-13 13:05:02,025 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:02,026 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:02,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 13:05:02,026 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:02,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:02,027 INFO L85 PathProgramCache]: Analyzing trace with hash 760398793, now seen corresponding path program 1 times [2022-07-13 13:05:02,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:02,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267473963] [2022-07-13 13:05:02,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:02,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:02,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:02,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267473963] [2022-07-13 13:05:02,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267473963] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:02,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:02,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:02,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564172824] [2022-07-13 13:05:02,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:02,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:02,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:02,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:02,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:02,157 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:03,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:03,819 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2022-07-13 13:05:03,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:03,826 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 0 states have call successors, (0), 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 128 [2022-07-13 13:05:03,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:03,835 INFO L225 Difference]: With dead ends: 3764 [2022-07-13 13:05:03,835 INFO L226 Difference]: Without dead ends: 2484 [2022-07-13 13:05:03,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:03,838 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:03,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-13 13:05:03,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-07-13 13:05:03,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-07-13 13:05:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2022-07-13 13:05:03,876 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 128 [2022-07-13 13:05:03,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:03,876 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2022-07-13 13:05:03,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2022-07-13 13:05:03,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-07-13 13:05:03,881 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:03,881 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:03,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 13:05:03,881 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:03,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:03,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1127115852, now seen corresponding path program 1 times [2022-07-13 13:05:03,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:03,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373063392] [2022-07-13 13:05:03,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:03,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:04,056 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-13 13:05:04,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:04,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373063392] [2022-07-13 13:05:04,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373063392] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:04,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:04,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:04,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589017395] [2022-07-13 13:05:04,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:04,059 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:04,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:04,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:04,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:04,060 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 2 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:05,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:05,388 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2022-07-13 13:05:05,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:05,391 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 2 states have internal predecessors, (142), 0 states have call successors, (0), 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 219 [2022-07-13 13:05:05,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:05,405 INFO L225 Difference]: With dead ends: 6166 [2022-07-13 13:05:05,406 INFO L226 Difference]: Without dead ends: 3986 [2022-07-13 13:05:05,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:05,414 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:05,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 13:05:05,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-07-13 13:05:05,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-07-13 13:05:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2022-07-13 13:05:05,479 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 219 [2022-07-13 13:05:05,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:05,479 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2022-07-13 13:05:05,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 2 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:05,480 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2022-07-13 13:05:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2022-07-13 13:05:05,483 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:05,483 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:05,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 13:05:05,484 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:05,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:05,485 INFO L85 PathProgramCache]: Analyzing trace with hash 172169868, now seen corresponding path program 1 times [2022-07-13 13:05:05,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:05,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114048844] [2022-07-13 13:05:05,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:05,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-07-13 13:05:05,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:05,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114048844] [2022-07-13 13:05:05,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114048844] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:05,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:05,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:05,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721775081] [2022-07-13 13:05:05,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:05,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:05,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:05,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:05,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:05,794 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:06,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:06,998 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2022-07-13 13:05:06,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:06,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 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 321 [2022-07-13 13:05:06,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:07,011 INFO L225 Difference]: With dead ends: 7661 [2022-07-13 13:05:07,011 INFO L226 Difference]: Without dead ends: 3981 [2022-07-13 13:05:07,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:07,016 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:07,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-13 13:05:07,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-07-13 13:05:07,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-07-13 13:05:07,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:07,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2022-07-13 13:05:07,077 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 321 [2022-07-13 13:05:07,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:07,077 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2022-07-13 13:05:07,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:07,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2022-07-13 13:05:07,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-07-13 13:05:07,082 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:07,082 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:07,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 13:05:07,083 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:07,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:07,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1380021629, now seen corresponding path program 1 times [2022-07-13 13:05:07,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:07,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448463895] [2022-07-13 13:05:07,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:07,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:07,288 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-13 13:05:07,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:07,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448463895] [2022-07-13 13:05:07,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448463895] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:07,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:07,290 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:07,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721255068] [2022-07-13 13:05:07,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:07,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:07,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:07,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:07,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:07,292 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 3 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:08,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:08,890 INFO L93 Difference]: Finished difference Result 9465 states and 11674 transitions. [2022-07-13 13:05:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:08,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 3 states have internal predecessors, (247), 0 states have call successors, (0), 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 336 [2022-07-13 13:05:08,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:08,914 INFO L225 Difference]: With dead ends: 9465 [2022-07-13 13:05:08,915 INFO L226 Difference]: Without dead ends: 5785 [2022-07-13 13:05:08,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:08,922 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 267 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:08,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-13 13:05:08,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-07-13 13:05:08,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2022-07-13 13:05:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5783 states, 5782 states have (on average 1.1675890695261155) internal successors, (6751), 5782 states have internal predecessors, (6751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:09,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6751 transitions. [2022-07-13 13:05:09,011 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6751 transitions. Word has length 336 [2022-07-13 13:05:09,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:09,012 INFO L495 AbstractCegarLoop]: Abstraction has 5783 states and 6751 transitions. [2022-07-13 13:05:09,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 3 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:09,012 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6751 transitions. [2022-07-13 13:05:09,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-07-13 13:05:09,018 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:09,018 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:09,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 13:05:09,019 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:09,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:09,019 INFO L85 PathProgramCache]: Analyzing trace with hash 591064250, now seen corresponding path program 1 times [2022-07-13 13:05:09,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:09,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775433471] [2022-07-13 13:05:09,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:09,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 93 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:09,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:09,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775433471] [2022-07-13 13:05:09,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775433471] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:09,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1560819852] [2022-07-13 13:05:09,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:09,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:09,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:09,470 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) [2022-07-13 13:05:09,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 13:05:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:09,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:05:09,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:09,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:09,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1560819852] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:09,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:09,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-13 13:05:09,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877311722] [2022-07-13 13:05:09,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:09,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:09,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:09,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:09,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:09,803 INFO L87 Difference]: Start difference. First operand 5783 states and 6751 transitions. Second operand has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:11,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:11,350 INFO L93 Difference]: Finished difference Result 13366 states and 15917 transitions. [2022-07-13 13:05:11,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:11,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 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 395 [2022-07-13 13:05:11,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:11,372 INFO L225 Difference]: With dead ends: 13366 [2022-07-13 13:05:11,372 INFO L226 Difference]: Without dead ends: 7884 [2022-07-13 13:05:11,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:11,380 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 274 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 846 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:11,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 263 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 846 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-13 13:05:11,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2022-07-13 13:05:11,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 7281. [2022-07-13 13:05:11,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7281 states, 7280 states have (on average 1.1616758241758243) internal successors, (8457), 7280 states have internal predecessors, (8457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:11,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7281 states to 7281 states and 8457 transitions. [2022-07-13 13:05:11,483 INFO L78 Accepts]: Start accepts. Automaton has 7281 states and 8457 transitions. Word has length 395 [2022-07-13 13:05:11,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:11,484 INFO L495 AbstractCegarLoop]: Abstraction has 7281 states and 8457 transitions. [2022-07-13 13:05:11,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 7281 states and 8457 transitions. [2022-07-13 13:05:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2022-07-13 13:05:11,493 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:11,493 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:11,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-13 13:05:11,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:11,708 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:11,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:11,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1995258059, now seen corresponding path program 1 times [2022-07-13 13:05:11,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:11,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586032034] [2022-07-13 13:05:11,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:11,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2022-07-13 13:05:11,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:11,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586032034] [2022-07-13 13:05:11,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586032034] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:11,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:11,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:11,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652718470] [2022-07-13 13:05:11,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:11,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:11,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:11,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:11,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:11,980 INFO L87 Difference]: Start difference. First operand 7281 states and 8457 transitions. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:13,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:13,458 INFO L93 Difference]: Finished difference Result 16059 states and 18985 transitions. [2022-07-13 13:05:13,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:13,459 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 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 500 [2022-07-13 13:05:13,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:13,483 INFO L225 Difference]: With dead ends: 16059 [2022-07-13 13:05:13,484 INFO L226 Difference]: Without dead ends: 9079 [2022-07-13 13:05:13,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:13,493 INFO L413 NwaCegarLoop]: 571 mSDtfsCounter, 282 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:13,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 611 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-13 13:05:13,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9079 states. [2022-07-13 13:05:13,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9079 to 9078. [2022-07-13 13:05:13,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9078 states, 9077 states have (on average 1.1453123278616284) internal successors, (10396), 9077 states have internal predecessors, (10396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:13,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9078 states to 9078 states and 10396 transitions. [2022-07-13 13:05:13,610 INFO L78 Accepts]: Start accepts. Automaton has 9078 states and 10396 transitions. Word has length 500 [2022-07-13 13:05:13,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:13,611 INFO L495 AbstractCegarLoop]: Abstraction has 9078 states and 10396 transitions. [2022-07-13 13:05:13,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:13,611 INFO L276 IsEmpty]: Start isEmpty. Operand 9078 states and 10396 transitions. [2022-07-13 13:05:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2022-07-13 13:05:13,621 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:13,621 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:13,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 13:05:13,622 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:13,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:13,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1513408573, now seen corresponding path program 1 times [2022-07-13 13:05:13,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:13,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702611133] [2022-07-13 13:05:13,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:13,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-07-13 13:05:13,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:13,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702611133] [2022-07-13 13:05:13,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702611133] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:13,902 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:13,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:13,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920389391] [2022-07-13 13:05:13,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:13,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:13,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:13,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:13,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:13,904 INFO L87 Difference]: Start difference. First operand 9078 states and 10396 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:15,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:15,463 INFO L93 Difference]: Finished difference Result 20240 states and 23484 transitions. [2022-07-13 13:05:15,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:15,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 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 523 [2022-07-13 13:05:15,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:15,512 INFO L225 Difference]: With dead ends: 20240 [2022-07-13 13:05:15,512 INFO L226 Difference]: Without dead ends: 11463 [2022-07-13 13:05:15,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:15,525 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 287 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:15,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 273 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-13 13:05:15,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11463 states. [2022-07-13 13:05:15,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11463 to 8170. [2022-07-13 13:05:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8170 states, 8169 states have (on average 1.1724813318643652) internal successors, (9578), 8169 states have internal predecessors, (9578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:15,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8170 states to 8170 states and 9578 transitions. [2022-07-13 13:05:15,636 INFO L78 Accepts]: Start accepts. Automaton has 8170 states and 9578 transitions. Word has length 523 [2022-07-13 13:05:15,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:15,637 INFO L495 AbstractCegarLoop]: Abstraction has 8170 states and 9578 transitions. [2022-07-13 13:05:15,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 8170 states and 9578 transitions. [2022-07-13 13:05:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2022-07-13 13:05:15,669 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:15,669 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:15,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-13 13:05:15,670 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:15,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:15,671 INFO L85 PathProgramCache]: Analyzing trace with hash 737054137, now seen corresponding path program 1 times [2022-07-13 13:05:15,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:15,671 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566627829] [2022-07-13 13:05:15,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:15,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 549 proven. 39 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-07-13 13:05:15,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:15,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566627829] [2022-07-13 13:05:15,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566627829] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:15,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1363679250] [2022-07-13 13:05:15,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:15,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:15,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:15,904 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) [2022-07-13 13:05:15,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-13 13:05:16,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:16,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-13 13:05:16,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:16,765 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 549 proven. 39 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-07-13 13:05:16,765 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:05:17,354 INFO L134 CoverageAnalysis]: Checked inductivity of 758 backedges. 549 proven. 39 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-07-13 13:05:17,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1363679250] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:05:17,354 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:05:17,355 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-07-13 13:05:17,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026465312] [2022-07-13 13:05:17,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:05:17,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-13 13:05:17,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:17,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-13 13:05:17,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-07-13 13:05:17,357 INFO L87 Difference]: Start difference. First operand 8170 states and 9578 transitions. Second operand has 9 states, 9 states have (on average 82.55555555555556) internal successors, (743), 8 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:22,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:22,565 INFO L93 Difference]: Finished difference Result 23775 states and 27447 transitions. [2022-07-13 13:05:22,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-13 13:05:22,565 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 82.55555555555556) internal successors, (743), 8 states have internal predecessors, (743), 0 states have call successors, (0), 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 576 [2022-07-13 13:05:22,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:22,584 INFO L225 Difference]: With dead ends: 23775 [2022-07-13 13:05:22,584 INFO L226 Difference]: Without dead ends: 11460 [2022-07-13 13:05:22,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1161 GetRequests, 1146 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-07-13 13:05:22,596 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 3105 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 5024 mSolverCounterSat, 728 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3105 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 5752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 728 IncrementalHoareTripleChecker+Valid, 5024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:22,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3105 Valid, 243 Invalid, 5752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [728 Valid, 5024 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-13 13:05:22,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11460 states. [2022-07-13 13:05:22,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11460 to 10859. [2022-07-13 13:05:22,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10859 states, 10858 states have (on average 1.0684288082519802) internal successors, (11601), 10858 states have internal predecessors, (11601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:22,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10859 states to 10859 states and 11601 transitions. [2022-07-13 13:05:22,751 INFO L78 Accepts]: Start accepts. Automaton has 10859 states and 11601 transitions. Word has length 576 [2022-07-13 13:05:22,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:22,751 INFO L495 AbstractCegarLoop]: Abstraction has 10859 states and 11601 transitions. [2022-07-13 13:05:22,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 82.55555555555556) internal successors, (743), 8 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:22,752 INFO L276 IsEmpty]: Start isEmpty. Operand 10859 states and 11601 transitions. [2022-07-13 13:05:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2022-07-13 13:05:22,756 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:22,757 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:22,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-13 13:05:22,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-13 13:05:22,980 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:22,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:22,981 INFO L85 PathProgramCache]: Analyzing trace with hash 766630606, now seen corresponding path program 1 times [2022-07-13 13:05:22,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:22,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001854746] [2022-07-13 13:05:22,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:22,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:23,217 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 396 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-07-13 13:05:23,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:23,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001854746] [2022-07-13 13:05:23,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001854746] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:23,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:23,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:23,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316851654] [2022-07-13 13:05:23,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:23,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:23,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:23,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:23,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:23,221 INFO L87 Difference]: Start difference. First operand 10859 states and 11601 transitions. Second operand has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:24,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:24,338 INFO L93 Difference]: Finished difference Result 25005 states and 26779 transitions. [2022-07-13 13:05:24,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:24,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 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 576 [2022-07-13 13:05:24,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:24,361 INFO L225 Difference]: With dead ends: 25005 [2022-07-13 13:05:24,362 INFO L226 Difference]: Without dead ends: 14447 [2022-07-13 13:05:24,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:24,373 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 200 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:24,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 160 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:05:24,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14447 states. [2022-07-13 13:05:24,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14447 to 13251. [2022-07-13 13:05:24,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13251 states, 13250 states have (on average 1.0698867924528301) internal successors, (14176), 13250 states have internal predecessors, (14176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13251 states to 13251 states and 14176 transitions. [2022-07-13 13:05:24,548 INFO L78 Accepts]: Start accepts. Automaton has 13251 states and 14176 transitions. Word has length 576 [2022-07-13 13:05:24,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:24,549 INFO L495 AbstractCegarLoop]: Abstraction has 13251 states and 14176 transitions. [2022-07-13 13:05:24,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 157.0) internal successors, (471), 3 states have internal predecessors, (471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 13251 states and 14176 transitions. [2022-07-13 13:05:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2022-07-13 13:05:24,554 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:24,554 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:24,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-13 13:05:24,554 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:24,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:24,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1687499565, now seen corresponding path program 1 times [2022-07-13 13:05:24,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:24,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442842608] [2022-07-13 13:05:24,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:24,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-07-13 13:05:24,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:24,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442842608] [2022-07-13 13:05:24,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442842608] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:24,784 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:24,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:24,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329407520] [2022-07-13 13:05:24,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:24,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:24,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:24,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:24,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:24,787 INFO L87 Difference]: Start difference. First operand 13251 states and 14176 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:25,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:25,712 INFO L93 Difference]: Finished difference Result 28591 states and 30652 transitions. [2022-07-13 13:05:25,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:25,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 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 584 [2022-07-13 13:05:25,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:25,735 INFO L225 Difference]: With dead ends: 28591 [2022-07-13 13:05:25,736 INFO L226 Difference]: Without dead ends: 15342 [2022-07-13 13:05:25,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:25,746 INFO L413 NwaCegarLoop]: 490 mSDtfsCounter, 268 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:25,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 529 Invalid, 849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 740 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-13 13:05:25,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15342 states. [2022-07-13 13:05:25,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15342 to 15043. [2022-07-13 13:05:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15043 states, 15042 states have (on average 1.0613615210743252) internal successors, (15965), 15042 states have internal predecessors, (15965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:25,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15043 states to 15043 states and 15965 transitions. [2022-07-13 13:05:25,905 INFO L78 Accepts]: Start accepts. Automaton has 15043 states and 15965 transitions. Word has length 584 [2022-07-13 13:05:25,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:25,906 INFO L495 AbstractCegarLoop]: Abstraction has 15043 states and 15965 transitions. [2022-07-13 13:05:25,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:25,906 INFO L276 IsEmpty]: Start isEmpty. Operand 15043 states and 15965 transitions. [2022-07-13 13:05:25,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2022-07-13 13:05:25,911 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:25,912 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:25,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-13 13:05:25,912 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:25,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:25,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1450712014, now seen corresponding path program 1 times [2022-07-13 13:05:25,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:25,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909324660] [2022-07-13 13:05:25,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:25,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:26,128 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2022-07-13 13:05:26,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:26,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909324660] [2022-07-13 13:05:26,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909324660] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:26,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:26,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:26,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303995427] [2022-07-13 13:05:26,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:26,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:26,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:26,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:26,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:26,131 INFO L87 Difference]: Start difference. First operand 15043 states and 15965 transitions. Second operand has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:27,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:27,157 INFO L93 Difference]: Finished difference Result 35185 states and 37431 transitions. [2022-07-13 13:05:27,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:27,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 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 587 [2022-07-13 13:05:27,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:27,201 INFO L225 Difference]: With dead ends: 35185 [2022-07-13 13:05:27,201 INFO L226 Difference]: Without dead ends: 20144 [2022-07-13 13:05:27,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:27,215 INFO L413 NwaCegarLoop]: 476 mSDtfsCounter, 278 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:27,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 510 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-13 13:05:27,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20144 states. [2022-07-13 13:05:27,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20144 to 19232. [2022-07-13 13:05:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19232 states, 19231 states have (on average 1.060007279912641) internal successors, (20385), 19231 states have internal predecessors, (20385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:27,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19232 states to 19232 states and 20385 transitions. [2022-07-13 13:05:27,413 INFO L78 Accepts]: Start accepts. Automaton has 19232 states and 20385 transitions. Word has length 587 [2022-07-13 13:05:27,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:27,414 INFO L495 AbstractCegarLoop]: Abstraction has 19232 states and 20385 transitions. [2022-07-13 13:05:27,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.33333333333333) internal successors, (322), 3 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 19232 states and 20385 transitions. [2022-07-13 13:05:27,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2022-07-13 13:05:27,420 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:27,421 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:27,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-13 13:05:27,421 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:27,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:27,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1082506167, now seen corresponding path program 1 times [2022-07-13 13:05:27,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:27,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379646031] [2022-07-13 13:05:27,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:27,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 93 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:27,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:27,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379646031] [2022-07-13 13:05:27,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379646031] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:27,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597777584] [2022-07-13 13:05:27,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:27,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:27,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:27,732 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) [2022-07-13 13:05:27,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-13 13:05:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:27,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:05:27,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:28,200 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:28,201 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:28,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597777584] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:28,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:28,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-13 13:05:28,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998952676] [2022-07-13 13:05:28,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:28,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:28,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:28,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:28,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:05:28,206 INFO L87 Difference]: Start difference. First operand 19232 states and 20385 transitions. Second operand has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:28,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:28,985 INFO L93 Difference]: Finished difference Result 37863 states and 40127 transitions. [2022-07-13 13:05:28,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:28,985 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 0 states have call successors, (0), 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 594 [2022-07-13 13:05:28,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:29,008 INFO L225 Difference]: With dead ends: 37863 [2022-07-13 13:05:29,009 INFO L226 Difference]: Without dead ends: 18932 [2022-07-13 13:05:29,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 597 GetRequests, 593 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:05:29,023 INFO L413 NwaCegarLoop]: 386 mSDtfsCounter, 105 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:29,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 397 Invalid, 828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-13 13:05:29,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18932 states. [2022-07-13 13:05:29,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18932 to 18927. [2022-07-13 13:05:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18927 states, 18926 states have (on average 1.051357920321251) internal successors, (19898), 18926 states have internal predecessors, (19898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18927 states to 18927 states and 19898 transitions. [2022-07-13 13:05:29,329 INFO L78 Accepts]: Start accepts. Automaton has 18927 states and 19898 transitions. Word has length 594 [2022-07-13 13:05:29,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:29,330 INFO L495 AbstractCegarLoop]: Abstraction has 18927 states and 19898 transitions. [2022-07-13 13:05:29,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:29,330 INFO L276 IsEmpty]: Start isEmpty. Operand 18927 states and 19898 transitions. [2022-07-13 13:05:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2022-07-13 13:05:29,342 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:29,343 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:29,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-13 13:05:29,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:29,546 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:29,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:29,548 INFO L85 PathProgramCache]: Analyzing trace with hash -595355950, now seen corresponding path program 1 times [2022-07-13 13:05:29,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:29,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826424548] [2022-07-13 13:05:29,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:29,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:30,022 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 529 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-07-13 13:05:30,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:30,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826424548] [2022-07-13 13:05:30,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826424548] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:30,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:30,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 13:05:30,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236608848] [2022-07-13 13:05:30,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:30,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:05:30,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:30,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:05:30,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:05:30,025 INFO L87 Difference]: Start difference. First operand 18927 states and 19898 transitions. Second operand has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:31,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:31,378 INFO L93 Difference]: Finished difference Result 40549 states and 42612 transitions. [2022-07-13 13:05:31,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 13:05:31,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 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 670 [2022-07-13 13:05:31,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:31,405 INFO L225 Difference]: With dead ends: 40549 [2022-07-13 13:05:31,405 INFO L226 Difference]: Without dead ends: 21923 [2022-07-13 13:05:31,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:05:31,421 INFO L413 NwaCegarLoop]: 389 mSDtfsCounter, 584 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 1886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:31,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [584 Valid, 435 Invalid, 1886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-13 13:05:31,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21923 states. [2022-07-13 13:05:31,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21923 to 21323. [2022-07-13 13:05:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21323 states, 21322 states have (on average 1.0417409248663352) internal successors, (22212), 21322 states have internal predecessors, (22212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21323 states to 21323 states and 22212 transitions. [2022-07-13 13:05:31,687 INFO L78 Accepts]: Start accepts. Automaton has 21323 states and 22212 transitions. Word has length 670 [2022-07-13 13:05:31,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:31,687 INFO L495 AbstractCegarLoop]: Abstraction has 21323 states and 22212 transitions. [2022-07-13 13:05:31,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:31,687 INFO L276 IsEmpty]: Start isEmpty. Operand 21323 states and 22212 transitions. [2022-07-13 13:05:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 696 [2022-07-13 13:05:31,699 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:31,699 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:31,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-13 13:05:31,700 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:31,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:31,700 INFO L85 PathProgramCache]: Analyzing trace with hash -682004269, now seen corresponding path program 1 times [2022-07-13 13:05:31,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:31,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921403383] [2022-07-13 13:05:31,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:31,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:32,015 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 465 proven. 188 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-07-13 13:05:32,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:32,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921403383] [2022-07-13 13:05:32,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921403383] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:32,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643049049] [2022-07-13 13:05:32,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:32,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:32,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:32,018 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) [2022-07-13 13:05:32,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-13 13:05:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:32,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 13:05:32,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 465 proven. 170 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-07-13 13:05:33,490 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:05:33,635 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2022-07-13 13:05:33,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643049049] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:33,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-13 13:05:33,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 5] total 9 [2022-07-13 13:05:33,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802654572] [2022-07-13 13:05:33,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:33,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:33,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:33,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:33,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-07-13 13:05:33,638 INFO L87 Difference]: Start difference. First operand 21323 states and 22212 transitions. Second operand has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:34,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:34,714 INFO L93 Difference]: Finished difference Result 46238 states and 48210 transitions. [2022-07-13 13:05:34,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:34,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 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 695 [2022-07-13 13:05:34,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:34,740 INFO L225 Difference]: With dead ends: 46238 [2022-07-13 13:05:34,740 INFO L226 Difference]: Without dead ends: 24917 [2022-07-13 13:05:34,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1392 GetRequests, 1385 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-07-13 13:05:34,757 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 293 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:34,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 440 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 785 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:05:34,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24917 states. [2022-07-13 13:05:34,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24917 to 20420. [2022-07-13 13:05:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20420 states, 20419 states have (on average 1.0395220138106664) internal successors, (21226), 20419 states have internal predecessors, (21226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:34,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20420 states to 20420 states and 21226 transitions. [2022-07-13 13:05:34,970 INFO L78 Accepts]: Start accepts. Automaton has 20420 states and 21226 transitions. Word has length 695 [2022-07-13 13:05:34,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:34,970 INFO L495 AbstractCegarLoop]: Abstraction has 20420 states and 21226 transitions. [2022-07-13 13:05:34,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:34,970 INFO L276 IsEmpty]: Start isEmpty. Operand 20420 states and 21226 transitions. [2022-07-13 13:05:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 710 [2022-07-13 13:05:34,980 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:34,981 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:35,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-07-13 13:05:35,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-07-13 13:05:35,205 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:35,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:35,205 INFO L85 PathProgramCache]: Analyzing trace with hash 928252187, now seen corresponding path program 1 times [2022-07-13 13:05:35,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:35,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769364546] [2022-07-13 13:05:35,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:35,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 852 backedges. 617 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-07-13 13:05:35,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:35,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769364546] [2022-07-13 13:05:35,572 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769364546] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:35,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:35,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:35,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130563930] [2022-07-13 13:05:35,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:35,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:35,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:35,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:35,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:35,575 INFO L87 Difference]: Start difference. First operand 20420 states and 21226 transitions. Second operand has 3 states, 3 states have (on average 158.66666666666666) internal successors, (476), 3 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:36,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:36,463 INFO L93 Difference]: Finished difference Result 40539 states and 42149 transitions. [2022-07-13 13:05:36,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:36,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 158.66666666666666) internal successors, (476), 3 states have internal predecessors, (476), 0 states have call successors, (0), 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 709 [2022-07-13 13:05:36,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:36,488 INFO L225 Difference]: With dead ends: 40539 [2022-07-13 13:05:36,488 INFO L226 Difference]: Without dead ends: 20420 [2022-07-13 13:05:36,502 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:36,503 INFO L413 NwaCegarLoop]: 470 mSDtfsCounter, 239 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:36,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 503 Invalid, 830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:05:36,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20420 states. [2022-07-13 13:05:36,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20420 to 20121. [2022-07-13 13:05:36,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20121 states, 20120 states have (on average 1.026093439363817) internal successors, (20645), 20120 states have internal predecessors, (20645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20121 states to 20121 states and 20645 transitions. [2022-07-13 13:05:36,690 INFO L78 Accepts]: Start accepts. Automaton has 20121 states and 20645 transitions. Word has length 709 [2022-07-13 13:05:36,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:36,691 INFO L495 AbstractCegarLoop]: Abstraction has 20121 states and 20645 transitions. [2022-07-13 13:05:36,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.66666666666666) internal successors, (476), 3 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:36,691 INFO L276 IsEmpty]: Start isEmpty. Operand 20121 states and 20645 transitions. [2022-07-13 13:05:36,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2022-07-13 13:05:36,698 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:36,698 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:36,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-13 13:05:36,699 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:36,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:36,700 INFO L85 PathProgramCache]: Analyzing trace with hash -273853800, now seen corresponding path program 1 times [2022-07-13 13:05:36,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:36,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727881672] [2022-07-13 13:05:36,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:36,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2022-07-13 13:05:36,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:36,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727881672] [2022-07-13 13:05:36,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727881672] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:36,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:36,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:36,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501356030] [2022-07-13 13:05:36,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:36,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:36,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:36,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:36,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:36,926 INFO L87 Difference]: Start difference. First operand 20121 states and 20645 transitions. Second operand has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:37,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:37,870 INFO L93 Difference]: Finished difference Result 45337 states and 46532 transitions. [2022-07-13 13:05:37,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:37,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 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 710 [2022-07-13 13:05:37,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:37,895 INFO L225 Difference]: With dead ends: 45337 [2022-07-13 13:05:37,896 INFO L226 Difference]: Without dead ends: 25517 [2022-07-13 13:05:37,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:37,908 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 346 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:37,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 126 Invalid, 914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:05:37,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25517 states. [2022-07-13 13:05:38,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25517 to 21614. [2022-07-13 13:05:38,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21614 states, 21613 states have (on average 1.0254013787997964) internal successors, (22162), 21613 states have internal predecessors, (22162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21614 states to 21614 states and 22162 transitions. [2022-07-13 13:05:38,123 INFO L78 Accepts]: Start accepts. Automaton has 21614 states and 22162 transitions. Word has length 710 [2022-07-13 13:05:38,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:38,124 INFO L495 AbstractCegarLoop]: Abstraction has 21614 states and 22162 transitions. [2022-07-13 13:05:38,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 21614 states and 22162 transitions. [2022-07-13 13:05:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2022-07-13 13:05:38,132 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:38,132 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:38,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-13 13:05:38,132 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:38,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:38,133 INFO L85 PathProgramCache]: Analyzing trace with hash 314643271, now seen corresponding path program 1 times [2022-07-13 13:05:38,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:38,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808444921] [2022-07-13 13:05:38,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:38,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:38,443 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 551 proven. 188 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-07-13 13:05:38,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:38,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808444921] [2022-07-13 13:05:38,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808444921] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:38,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474630312] [2022-07-13 13:05:38,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:38,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:38,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:38,446 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) [2022-07-13 13:05:38,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-13 13:05:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:38,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 13:05:38,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 566 proven. 0 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2022-07-13 13:05:39,862 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:39,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1474630312] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:39,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:39,862 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2022-07-13 13:05:39,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367201152] [2022-07-13 13:05:39,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:39,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:05:39,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:39,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:05:39,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:39,866 INFO L87 Difference]: Start difference. First operand 21614 states and 22162 transitions. Second operand has 4 states, 4 states have (on average 118.5) internal successors, (474), 4 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:41,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:41,199 INFO L93 Difference]: Finished difference Result 26114 states and 26741 transitions. [2022-07-13 13:05:41,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 13:05:41,199 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 118.5) internal successors, (474), 4 states have internal predecessors, (474), 0 states have call successors, (0), 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 740 [2022-07-13 13:05:41,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:41,223 INFO L225 Difference]: With dead ends: 26114 [2022-07-13 13:05:41,223 INFO L226 Difference]: Without dead ends: 26112 [2022-07-13 13:05:41,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 743 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:41,231 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 493 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 977 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:41,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 144 Invalid, 1874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 771 Invalid, 0 Unknown, 977 Unchecked, 1.2s Time] [2022-07-13 13:05:41,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26112 states. [2022-07-13 13:05:41,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26112 to 23715. [2022-07-13 13:05:41,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23715 states, 23714 states have (on average 1.0247533102808468) internal successors, (24301), 23714 states have internal predecessors, (24301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23715 states to 23715 states and 24301 transitions. [2022-07-13 13:05:41,471 INFO L78 Accepts]: Start accepts. Automaton has 23715 states and 24301 transitions. Word has length 740 [2022-07-13 13:05:41,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:41,471 INFO L495 AbstractCegarLoop]: Abstraction has 23715 states and 24301 transitions. [2022-07-13 13:05:41,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 118.5) internal successors, (474), 4 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:41,471 INFO L276 IsEmpty]: Start isEmpty. Operand 23715 states and 24301 transitions. [2022-07-13 13:05:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 796 [2022-07-13 13:05:41,483 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:41,483 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:41,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-13 13:05:41,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:41,684 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:41,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:41,685 INFO L85 PathProgramCache]: Analyzing trace with hash -777087747, now seen corresponding path program 1 times [2022-07-13 13:05:41,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:41,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511888022] [2022-07-13 13:05:41,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:41,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:41,983 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-07-13 13:05:41,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:41,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511888022] [2022-07-13 13:05:41,984 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511888022] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:41,984 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:41,984 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:41,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500433335] [2022-07-13 13:05:41,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:41,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:41,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:41,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:41,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:41,988 INFO L87 Difference]: Start difference. First operand 23715 states and 24301 transitions. Second operand has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:42,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:42,941 INFO L93 Difference]: Finished difference Result 51624 states and 52905 transitions. [2022-07-13 13:05:42,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:42,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 0 states have call successors, (0), 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 795 [2022-07-13 13:05:42,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:42,968 INFO L225 Difference]: With dead ends: 51624 [2022-07-13 13:05:42,968 INFO L226 Difference]: Without dead ends: 28210 [2022-07-13 13:05:42,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:42,983 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 220 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:42,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 469 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:05:42,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28210 states. [2022-07-13 13:05:43,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28210 to 22816. [2022-07-13 13:05:43,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22816 states, 22815 states have (on average 1.0248082401928555) internal successors, (23381), 22815 states have internal predecessors, (23381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:43,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22816 states to 22816 states and 23381 transitions. [2022-07-13 13:05:43,290 INFO L78 Accepts]: Start accepts. Automaton has 22816 states and 23381 transitions. Word has length 795 [2022-07-13 13:05:43,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:43,291 INFO L495 AbstractCegarLoop]: Abstraction has 22816 states and 23381 transitions. [2022-07-13 13:05:43,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:43,292 INFO L276 IsEmpty]: Start isEmpty. Operand 22816 states and 23381 transitions. [2022-07-13 13:05:43,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 798 [2022-07-13 13:05:43,303 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:43,304 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:43,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-13 13:05:43,304 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:43,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:43,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1723359335, now seen corresponding path program 1 times [2022-07-13 13:05:43,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:43,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464226754] [2022-07-13 13:05:43,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:43,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:43,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1230 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2022-07-13 13:05:43,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:43,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464226754] [2022-07-13 13:05:43,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464226754] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:43,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:43,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:43,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528476302] [2022-07-13 13:05:43,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:43,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:43,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:43,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:43,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:43,667 INFO L87 Difference]: Start difference. First operand 22816 states and 23381 transitions. Second operand has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:44,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:44,559 INFO L93 Difference]: Finished difference Result 45928 states and 47068 transitions. [2022-07-13 13:05:44,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:44,560 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 0 states have call successors, (0), 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 797 [2022-07-13 13:05:44,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:44,580 INFO L225 Difference]: With dead ends: 45928 [2022-07-13 13:05:44,580 INFO L226 Difference]: Without dead ends: 23413 [2022-07-13 13:05:44,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:44,593 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 221 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:44,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 460 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:05:44,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23413 states. [2022-07-13 13:05:44,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23413 to 20120. [2022-07-13 13:05:44,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20120 states, 20119 states have (on average 1.0240071574133904) internal successors, (20602), 20119 states have internal predecessors, (20602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20120 states to 20120 states and 20602 transitions. [2022-07-13 13:05:44,772 INFO L78 Accepts]: Start accepts. Automaton has 20120 states and 20602 transitions. Word has length 797 [2022-07-13 13:05:44,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:44,773 INFO L495 AbstractCegarLoop]: Abstraction has 20120 states and 20602 transitions. [2022-07-13 13:05:44,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 149.0) internal successors, (447), 3 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:44,773 INFO L276 IsEmpty]: Start isEmpty. Operand 20120 states and 20602 transitions. [2022-07-13 13:05:44,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 958 [2022-07-13 13:05:44,787 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:44,788 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:44,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-13 13:05:44,788 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:44,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:44,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1708390119, now seen corresponding path program 1 times [2022-07-13 13:05:44,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:44,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546687475] [2022-07-13 13:05:44,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:44,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1605 backedges. 1003 proven. 0 refuted. 0 times theorem prover too weak. 602 trivial. 0 not checked. [2022-07-13 13:05:45,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:45,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546687475] [2022-07-13 13:05:45,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546687475] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:45,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:45,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 13:05:45,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595235162] [2022-07-13 13:05:45,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:45,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:05:45,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:45,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:05:45,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:05:45,148 INFO L87 Difference]: Start difference. First operand 20120 states and 20602 transitions. Second operand has 4 states, 4 states have (on average 119.25) internal successors, (477), 4 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:46,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:46,572 INFO L93 Difference]: Finished difference Result 45336 states and 46393 transitions. [2022-07-13 13:05:46,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 13:05:46,574 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 119.25) internal successors, (477), 4 states have internal predecessors, (477), 0 states have call successors, (0), 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 957 [2022-07-13 13:05:46,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:46,600 INFO L225 Difference]: With dead ends: 45336 [2022-07-13 13:05:46,600 INFO L226 Difference]: Without dead ends: 25517 [2022-07-13 13:05:46,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:05:46,613 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 500 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1530 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 1668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:46,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [500 Valid, 124 Invalid, 1668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1530 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 13:05:46,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25517 states. [2022-07-13 13:05:46,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25517 to 19821. [2022-07-13 13:05:46,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19821 states, 19820 states have (on average 1.0237134207870837) internal successors, (20290), 19820 states have internal predecessors, (20290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:46,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19821 states to 19821 states and 20290 transitions. [2022-07-13 13:05:46,804 INFO L78 Accepts]: Start accepts. Automaton has 19821 states and 20290 transitions. Word has length 957 [2022-07-13 13:05:46,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:46,804 INFO L495 AbstractCegarLoop]: Abstraction has 19821 states and 20290 transitions. [2022-07-13 13:05:46,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 119.25) internal successors, (477), 4 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:46,804 INFO L276 IsEmpty]: Start isEmpty. Operand 19821 states and 20290 transitions. [2022-07-13 13:05:46,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1044 [2022-07-13 13:05:46,817 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:46,817 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:46,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-13 13:05:46,817 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:46,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:46,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1095696722, now seen corresponding path program 1 times [2022-07-13 13:05:46,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:46,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114040630] [2022-07-13 13:05:46,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:46,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1928 backedges. 833 proven. 0 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2022-07-13 13:05:47,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:47,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114040630] [2022-07-13 13:05:47,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114040630] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:47,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:47,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:47,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090447238] [2022-07-13 13:05:47,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:47,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:47,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:47,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:47,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:47,235 INFO L87 Difference]: Start difference. First operand 19821 states and 20290 transitions. Second operand has 3 states, 3 states have (on average 157.66666666666666) internal successors, (473), 3 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:48,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:48,160 INFO L93 Difference]: Finished difference Result 43839 states and 44862 transitions. [2022-07-13 13:05:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:48,161 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 157.66666666666666) internal successors, (473), 3 states have internal predecessors, (473), 0 states have call successors, (0), 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 1043 [2022-07-13 13:05:48,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:48,182 INFO L225 Difference]: With dead ends: 43839 [2022-07-13 13:05:48,182 INFO L226 Difference]: Without dead ends: 24319 [2022-07-13 13:05:48,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:48,194 INFO L413 NwaCegarLoop]: 450 mSDtfsCounter, 177 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 801 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:48,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 482 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 801 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:05:48,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24319 states. [2022-07-13 13:05:48,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24319 to 22214. [2022-07-13 13:05:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22214 states, 22213 states have (on average 1.0220141358663846) internal successors, (22702), 22213 states have internal predecessors, (22702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22214 states to 22214 states and 22702 transitions. [2022-07-13 13:05:48,386 INFO L78 Accepts]: Start accepts. Automaton has 22214 states and 22702 transitions. Word has length 1043 [2022-07-13 13:05:48,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:48,387 INFO L495 AbstractCegarLoop]: Abstraction has 22214 states and 22702 transitions. [2022-07-13 13:05:48,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 157.66666666666666) internal successors, (473), 3 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:48,388 INFO L276 IsEmpty]: Start isEmpty. Operand 22214 states and 22702 transitions. [2022-07-13 13:05:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2022-07-13 13:05:48,402 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:48,402 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:48,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-13 13:05:48,403 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:48,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:48,403 INFO L85 PathProgramCache]: Analyzing trace with hash -690998195, now seen corresponding path program 1 times [2022-07-13 13:05:48,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:48,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841779769] [2022-07-13 13:05:48,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:48,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:48,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2394 backedges. 94 proven. 1121 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2022-07-13 13:05:48,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:48,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841779769] [2022-07-13 13:05:48,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841779769] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:48,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1097632486] [2022-07-13 13:05:48,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:48,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:48,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:48,835 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) [2022-07-13 13:05:48,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-13 13:05:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:49,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 1321 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 13:05:49,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:06:08,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2394 backedges. 94 proven. 1121 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2022-07-13 13:06:08,435 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:06:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2394 backedges. 94 proven. 1121 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2022-07-13 13:06:11,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1097632486] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:06:11,157 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:06:11,158 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2022-07-13 13:06:11,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958935216] [2022-07-13 13:06:11,158 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:06:11,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-13 13:06:11,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:11,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-13 13:06:11,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-13 13:06:11,161 INFO L87 Difference]: Start difference. First operand 22214 states and 22702 transitions. Second operand has 10 states, 10 states have (on average 114.6) internal successors, (1146), 9 states have internal predecessors, (1146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:13,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:13,622 INFO L93 Difference]: Finished difference Result 31856 states and 32553 transitions. [2022-07-13 13:06:13,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 13:06:13,623 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 114.6) internal successors, (1146), 9 states have internal predecessors, (1146), 0 states have call successors, (0), 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 1127 [2022-07-13 13:06:13,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:13,653 INFO L225 Difference]: With dead ends: 31856 [2022-07-13 13:06:13,653 INFO L226 Difference]: Without dead ends: 31854 [2022-07-13 13:06:13,661 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2264 GetRequests, 2250 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2022-07-13 13:06:13,662 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 865 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 444 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 865 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 2722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 444 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 780 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:13,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [865 Valid, 196 Invalid, 2722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [444 Valid, 1498 Invalid, 0 Unknown, 780 Unchecked, 2.2s Time] [2022-07-13 13:06:13,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31854 states. [2022-07-13 13:06:13,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31854 to 23164. [2022-07-13 13:06:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23164 states, 23163 states have (on average 1.0218020118292104) internal successors, (23668), 23163 states have internal predecessors, (23668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:13,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23164 states to 23164 states and 23668 transitions. [2022-07-13 13:06:13,903 INFO L78 Accepts]: Start accepts. Automaton has 23164 states and 23668 transitions. Word has length 1127 [2022-07-13 13:06:13,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:13,904 INFO L495 AbstractCegarLoop]: Abstraction has 23164 states and 23668 transitions. [2022-07-13 13:06:13,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 114.6) internal successors, (1146), 9 states have internal predecessors, (1146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 23164 states and 23668 transitions. [2022-07-13 13:06:13,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1200 [2022-07-13 13:06:13,920 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:06:13,920 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:06:13,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-13 13:06:14,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:06:14,121 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:06:14,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:06:14,122 INFO L85 PathProgramCache]: Analyzing trace with hash -183402330, now seen corresponding path program 1 times [2022-07-13 13:06:14,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:06:14,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642246618] [2022-07-13 13:06:14,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:14,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:06:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:14,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2195 backedges. 705 proven. 0 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2022-07-13 13:06:14,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:06:14,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642246618] [2022-07-13 13:06:14,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642246618] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:06:14,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:06:14,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:06:14,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095369493] [2022-07-13 13:06:14,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:06:14,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:06:14,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:14,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:06:14,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:14,465 INFO L87 Difference]: Start difference. First operand 23164 states and 23668 transitions. Second operand has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:15,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:15,196 INFO L93 Difference]: Finished difference Result 37601 states and 38377 transitions. [2022-07-13 13:06:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:06:15,197 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 0 states have call successors, (0), 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 1199 [2022-07-13 13:06:15,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:15,206 INFO L225 Difference]: With dead ends: 37601 [2022-07-13 13:06:15,207 INFO L226 Difference]: Without dead ends: 12944 [2022-07-13 13:06:15,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:15,216 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 204 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 663 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:15,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 105 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 663 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:06:15,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12944 states. [2022-07-13 13:06:15,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12944 to 10849. [2022-07-13 13:06:15,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10849 states, 10848 states have (on average 1.0156710914454277) internal successors, (11018), 10848 states have internal predecessors, (11018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:15,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10849 states to 10849 states and 11018 transitions. [2022-07-13 13:06:15,311 INFO L78 Accepts]: Start accepts. Automaton has 10849 states and 11018 transitions. Word has length 1199 [2022-07-13 13:06:15,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:15,312 INFO L495 AbstractCegarLoop]: Abstraction has 10849 states and 11018 transitions. [2022-07-13 13:06:15,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.66666666666666) internal successors, (443), 3 states have internal predecessors, (443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:15,312 INFO L276 IsEmpty]: Start isEmpty. Operand 10849 states and 11018 transitions. [2022-07-13 13:06:15,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1427 [2022-07-13 13:06:15,332 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:06:15,333 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:06:15,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-07-13 13:06:15,333 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:06:15,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:06:15,334 INFO L85 PathProgramCache]: Analyzing trace with hash 851967114, now seen corresponding path program 1 times [2022-07-13 13:06:15,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:06:15,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169177599] [2022-07-13 13:06:15,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:15,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:06:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:15,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3518 backedges. 1358 proven. 47 refuted. 0 times theorem prover too weak. 2113 trivial. 0 not checked. [2022-07-13 13:06:15,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:06:15,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169177599] [2022-07-13 13:06:15,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169177599] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:06:15,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585708930] [2022-07-13 13:06:15,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:15,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:06:15,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:06:15,844 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) [2022-07-13 13:06:15,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-13 13:06:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:16,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 1639 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 13:06:16,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:06:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3518 backedges. 1358 proven. 47 refuted. 0 times theorem prover too weak. 2113 trivial. 0 not checked. [2022-07-13 13:06:18,238 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:06:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3518 backedges. 1358 proven. 47 refuted. 0 times theorem prover too weak. 2113 trivial. 0 not checked. [2022-07-13 13:06:22,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585708930] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:06:22,340 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:06:22,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2022-07-13 13:06:22,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268055] [2022-07-13 13:06:22,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:06:22,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:06:22,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:22,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:06:22,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:06:22,344 INFO L87 Difference]: Start difference. First operand 10849 states and 11018 transitions. Second operand has 4 states, 4 states have (on average 156.0) internal successors, (624), 4 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:23,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:23,524 INFO L93 Difference]: Finished difference Result 12092 states and 12274 transitions. [2022-07-13 13:06:23,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 13:06:23,525 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 156.0) internal successors, (624), 4 states have internal predecessors, (624), 0 states have call successors, (0), 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 1426 [2022-07-13 13:06:23,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:23,526 INFO L225 Difference]: With dead ends: 12092 [2022-07-13 13:06:23,526 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 13:06:23,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2856 GetRequests, 2851 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 13:06:23,529 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 286 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 1464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:23,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 57 Invalid, 1464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1376 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 13:06:23,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 13:06:23,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 13:06:23,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:23,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 13:06:23,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1426 [2022-07-13 13:06:23,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:23,531 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 13:06:23,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 156.0) internal successors, (624), 4 states have internal predecessors, (624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:23,531 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 13:06:23,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 13:06:23,533 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 13:06:23,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-07-13 13:06:23,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:06:23,749 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-13 13:06:44,750 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,751 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,752 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-13 13:06:44,753 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-13 13:06:44,754 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-13 13:06:44,755 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 164) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-13 13:06:44,756 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,757 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,758 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,759 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,760 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-13 13:06:44,761 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,762 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,762 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,762 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,762 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,762 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,762 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,762 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,763 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,764 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-13 13:06:44,765 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,766 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-13 13:06:44,767 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,768 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-13 13:06:44,769 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,770 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,771 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,772 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,772 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse27 (+ 98 ~a0~0))) (let ((.cse0 (<= .cse27 0)) (.cse26 (+ ~a29~0 16))) (let ((.cse24 (+ ~a29~0 127)) (.cse5 (<= (+ ~a4~0 86) 0)) (.cse12 (<= (+ ~a0~0 147) 0)) (.cse19 (not (<= .cse26 0))) (.cse21 (not .cse0)) (.cse15 (<= (+ ~a29~0 144) 0)) (.cse8 (<= ~a29~0 43))) (let ((.cse2 (< 0 (+ (div (+ ~a0~0 599997) 299926) 1))) (.cse3 (not .cse8)) (.cse17 (= ~a2~0 1)) (.cse20 (or (not .cse5) .cse12 .cse19 .cse21 .cse15)) (.cse18 (<= .cse24 0)) (.cse11 (<= 2 ~a2~0)) (.cse4 (< 0 (+ 120111 (div (+ (- 2) (* (- 1) (div (+ 3459790 (* (div ~a0~0 5) 10)) (- 9)))) (- 5))))) (.cse9 (= 3 ~a2~0)) (.cse7 (< 0 .cse27)) (.cse16 (= 5 ~a2~0)) (.cse6 (< 0 .cse26)) (.cse14 (<= (+ 89 ~a4~0) 0)) (.cse10 (<= (+ ~a0~0 61) 0)) (.cse13 (<= ~a2~0 2)) (.cse1 (= ~a2~0 4)) (.cse23 (<= 0 (+ 600001 ~a0~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse6 .cse7 .cse8) (and .cse5 .cse9 .cse7 .cse10) (and .cse11 .cse12 .cse2 .cse13) (and .cse4 (< 43 ~a29~0) .cse11 .cse5 .cse7 .cse13) (and .cse4 .cse14 .cse1 (or .cse7 .cse15) .cse8) (and .cse16 .cse14 .cse10) (and .cse14 .cse12 .cse10) (and .cse17 .cse7 .cse8 .cse10) (and .cse4 .cse14 .cse9 .cse18) (and (<= (+ 104 ~a0~0) 0) .cse16 .cse8) (and .cse4 .cse17 .cse2 .cse6 .cse8) (and .cse4 .cse11 .cse14 .cse13) (and .cse11 .cse0 (<= 0 (+ 146 ~a0~0)) .cse19 .cse13) (and .cse0 .cse17 .cse20 .cse2) (and .cse17 .cse5 .cse10 .cse15) (and .cse16 .cse4 .cse5 .cse6 .cse7) (and .cse14 .cse21 .cse18 .cse10) (and .cse14 .cse19 .cse10) (let ((.cse22 (div (+ 600067 ~a0~0) 5))) (and .cse12 (or (not (= (mod (+ 2 ~a0~0) 5) 0)) (< 0 (+ 98 .cse22))) (< 0 (+ .cse22 99)) .cse9)) (and .cse12 .cse17 .cse23 .cse3) (let ((.cse25 (+ 44 ~a0~0))) (and (<= 0 .cse24) .cse14 .cse17 (<= 0 .cse25) (<= .cse25 0) .cse18)) (and (<= (+ ~a0~0 99) 0) .cse20 .cse23 .cse9) (and .cse4 .cse11 .cse5 .cse7 .cse18 .cse13) (and .cse11 .cse12 .cse23 .cse6 .cse13) (and .cse14 .cse9 .cse10) (and .cse4 .cse5 .cse6 .cse9 .cse7) (and .cse16 .cse0 .cse23 .cse6) (and .cse14 .cse10 .cse13) (and .cse12 .cse1 .cse23)))))) [2022-07-13 13:06:44,772 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-13 13:06:44,772 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-13 13:06:44,772 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-13 13:06:44,773 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,774 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-13 13:06:44,775 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-13 13:06:44,776 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,776 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,776 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 13:06:44,776 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,776 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,776 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,776 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse27 (+ 98 ~a0~0))) (let ((.cse0 (<= .cse27 0)) (.cse26 (+ ~a29~0 16))) (let ((.cse24 (+ ~a29~0 127)) (.cse5 (<= (+ ~a4~0 86) 0)) (.cse12 (<= (+ ~a0~0 147) 0)) (.cse19 (not (<= .cse26 0))) (.cse21 (not .cse0)) (.cse15 (<= (+ ~a29~0 144) 0)) (.cse8 (<= ~a29~0 43))) (let ((.cse2 (< 0 (+ (div (+ ~a0~0 599997) 299926) 1))) (.cse3 (not .cse8)) (.cse17 (= ~a2~0 1)) (.cse20 (or (not .cse5) .cse12 .cse19 .cse21 .cse15)) (.cse18 (<= .cse24 0)) (.cse11 (<= 2 ~a2~0)) (.cse4 (< 0 (+ 120111 (div (+ (- 2) (* (- 1) (div (+ 3459790 (* (div ~a0~0 5) 10)) (- 9)))) (- 5))))) (.cse9 (= 3 ~a2~0)) (.cse7 (< 0 .cse27)) (.cse16 (= 5 ~a2~0)) (.cse6 (< 0 .cse26)) (.cse14 (<= (+ 89 ~a4~0) 0)) (.cse10 (<= (+ ~a0~0 61) 0)) (.cse13 (<= ~a2~0 2)) (.cse1 (= ~a2~0 4)) (.cse23 (<= 0 (+ 600001 ~a0~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse6 .cse7 .cse8) (and .cse5 .cse9 .cse7 .cse10) (and .cse11 .cse12 .cse2 .cse13) (and .cse4 (< 43 ~a29~0) .cse11 .cse5 .cse7 .cse13) (and .cse4 .cse14 .cse1 (or .cse7 .cse15) .cse8) (and .cse16 .cse14 .cse10) (and .cse14 .cse12 .cse10) (and .cse17 .cse7 .cse8 .cse10) (and .cse4 .cse14 .cse9 .cse18) (and (<= (+ 104 ~a0~0) 0) .cse16 .cse8) (and .cse4 .cse17 .cse2 .cse6 .cse8) (and .cse4 .cse11 .cse14 .cse13) (and .cse11 .cse0 (<= 0 (+ 146 ~a0~0)) .cse19 .cse13) (and .cse0 .cse17 .cse20 .cse2) (and .cse16 .cse4 .cse5 .cse6 .cse7) (and .cse14 .cse21 .cse18 .cse10) (and .cse14 .cse19 .cse10) (let ((.cse22 (div (+ 600067 ~a0~0) 5))) (and .cse12 (or (not (= (mod (+ 2 ~a0~0) 5) 0)) (< 0 (+ 98 .cse22))) (< 0 (+ .cse22 99)) .cse9)) (and .cse12 .cse17 .cse23 .cse3) (let ((.cse25 (+ 44 ~a0~0))) (and (<= 0 .cse24) .cse14 .cse17 (<= 0 .cse25) (<= .cse25 0) .cse18)) (and .cse17 .cse5 .cse15) (and (<= (+ ~a0~0 99) 0) .cse20 .cse23 .cse9) (and .cse4 .cse11 .cse5 .cse7 .cse18 .cse13) (and .cse11 .cse12 .cse23 .cse6 .cse13) (and .cse14 .cse9 .cse10) (and .cse4 .cse5 .cse6 .cse9 .cse7) (and .cse16 .cse0 .cse23 .cse6) (and .cse14 .cse10 .cse13) (and .cse12 .cse1 .cse23)))))) [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,777 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,778 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,778 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-13 13:06:44,778 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-13 13:06:44,778 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,778 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,778 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-13 13:06:44,778 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,779 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,780 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-13 13:06:44,781 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-13 13:06:44,782 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-13 13:06:44,783 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,784 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,785 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse27 (+ 98 ~a0~0))) (let ((.cse0 (<= .cse27 0)) (.cse26 (+ ~a29~0 16))) (let ((.cse24 (+ ~a29~0 127)) (.cse5 (<= (+ ~a4~0 86) 0)) (.cse12 (<= (+ ~a0~0 147) 0)) (.cse19 (not (<= .cse26 0))) (.cse21 (not .cse0)) (.cse15 (<= (+ ~a29~0 144) 0)) (.cse8 (<= ~a29~0 43))) (let ((.cse2 (< 0 (+ (div (+ ~a0~0 599997) 299926) 1))) (.cse3 (not .cse8)) (.cse17 (= ~a2~0 1)) (.cse20 (or (not .cse5) .cse12 .cse19 .cse21 .cse15)) (.cse18 (<= .cse24 0)) (.cse11 (<= 2 ~a2~0)) (.cse4 (< 0 (+ 120111 (div (+ (- 2) (* (- 1) (div (+ 3459790 (* (div ~a0~0 5) 10)) (- 9)))) (- 5))))) (.cse9 (= 3 ~a2~0)) (.cse7 (< 0 .cse27)) (.cse16 (= 5 ~a2~0)) (.cse6 (< 0 .cse26)) (.cse14 (<= (+ 89 ~a4~0) 0)) (.cse10 (<= (+ ~a0~0 61) 0)) (.cse13 (<= ~a2~0 2)) (.cse1 (= ~a2~0 4)) (.cse23 (<= 0 (+ 600001 ~a0~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse6 .cse7 .cse8) (and .cse5 .cse9 .cse7 .cse10) (and .cse11 .cse12 .cse2 .cse13) (and .cse4 (< 43 ~a29~0) .cse11 .cse5 .cse7 .cse13) (and .cse4 .cse14 .cse1 (or .cse7 .cse15) .cse8) (and .cse16 .cse14 .cse10) (and .cse14 .cse12 .cse10) (and .cse17 .cse7 .cse8 .cse10) (and .cse4 .cse14 .cse9 .cse18) (and (<= (+ 104 ~a0~0) 0) .cse16 .cse8) (and .cse4 .cse17 .cse2 .cse6 .cse8) (and .cse4 .cse11 .cse14 .cse13) (and .cse11 .cse0 (<= 0 (+ 146 ~a0~0)) .cse19 .cse13) (and .cse0 .cse17 .cse20 .cse2) (and .cse16 .cse4 .cse5 .cse6 .cse7) (and .cse14 .cse21 .cse18 .cse10) (and .cse14 .cse19 .cse10) (let ((.cse22 (div (+ 600067 ~a0~0) 5))) (and .cse12 (or (not (= (mod (+ 2 ~a0~0) 5) 0)) (< 0 (+ 98 .cse22))) (< 0 (+ .cse22 99)) .cse9)) (and .cse12 .cse17 .cse23 .cse3) (let ((.cse25 (+ 44 ~a0~0))) (and (<= 0 .cse24) .cse14 .cse17 (<= 0 .cse25) (<= .cse25 0) .cse18)) (and .cse17 .cse5 .cse15) (and (<= (+ ~a0~0 99) 0) .cse20 .cse23 .cse9) (and .cse4 .cse11 .cse5 .cse7 .cse18 .cse13) (and .cse11 .cse12 .cse23 .cse6 .cse13) (and .cse14 .cse9 .cse10) (and .cse4 .cse5 .cse6 .cse9 .cse7) (and .cse16 .cse0 .cse23 .cse6) (and .cse14 .cse10 .cse13) (and .cse12 .cse1 .cse23)))))) [2022-07-13 13:06:44,785 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-13 13:06:44,785 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-13 13:06:44,785 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,785 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,785 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,786 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,787 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-13 13:06:44,788 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,789 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,790 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,791 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-13 13:06:44,792 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-13 13:06:44,795 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:06:44,797 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 13:06:44,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 01:06:44 BoogieIcfgContainer [2022-07-13 13:06:44,849 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 13:06:44,850 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 13:06:44,850 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 13:06:44,850 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 13:06:44,850 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:04:57" (3/4) ... [2022-07-13 13:06:44,853 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 13:06:44,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-13 13:06:44,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 13:06:44,883 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 13:06:44,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 13:06:45,038 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 13:06:45,039 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 13:06:45,040 INFO L158 Benchmark]: Toolchain (without parser) took 110982.97ms. Allocated memory was 109.1MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 73.1MB in the beginning and 890.1MB in the end (delta: -817.0MB). Peak memory consumption was 666.2MB. Max. memory is 16.1GB. [2022-07-13 13:06:45,040 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 13:06:45,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 866.77ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 72.8MB in the beginning and 86.0MB in the end (delta: -13.2MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-07-13 13:06:45,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 279.76ms. Allocated memory is still 144.7MB. Free memory was 86.0MB in the beginning and 84.2MB in the end (delta: 1.8MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2022-07-13 13:06:45,041 INFO L158 Benchmark]: Boogie Preprocessor took 206.15ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 65.6MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-13 13:06:45,042 INFO L158 Benchmark]: RCFGBuilder took 2350.16ms. Allocated memory was 144.7MB in the beginning and 234.9MB in the end (delta: 90.2MB). Free memory was 65.6MB in the beginning and 113.7MB in the end (delta: -48.1MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2022-07-13 13:06:45,042 INFO L158 Benchmark]: TraceAbstraction took 107080.53ms. Allocated memory was 234.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 113.7MB in the beginning and 914.2MB in the end (delta: -800.5MB). Peak memory consumption was 986.3MB. Max. memory is 16.1GB. [2022-07-13 13:06:45,043 INFO L158 Benchmark]: Witness Printer took 189.77ms. Allocated memory is still 1.6GB. Free memory was 914.2MB in the beginning and 890.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-13 13:06:45,044 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 866.77ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 72.8MB in the beginning and 86.0MB in the end (delta: -13.2MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 279.76ms. Allocated memory is still 144.7MB. Free memory was 86.0MB in the beginning and 84.2MB in the end (delta: 1.8MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 206.15ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 65.6MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2350.16ms. Allocated memory was 144.7MB in the beginning and 234.9MB in the end (delta: 90.2MB). Free memory was 65.6MB in the beginning and 113.7MB in the end (delta: -48.1MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * TraceAbstraction took 107080.53ms. Allocated memory was 234.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 113.7MB in the beginning and 914.2MB in the end (delta: -800.5MB). Peak memory consumption was 986.3MB. Max. memory is 16.1GB. * Witness Printer took 189.77ms. Allocated memory is still 1.6GB. Free memory was 914.2MB in the beginning and 890.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 164]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 107.0s, OverallIterations: 26, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 38.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10645 SdHoareTripleChecker+Valid, 34.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10645 mSDsluCounter, 8960 SdHoareTripleChecker+Invalid, 28.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 1757 IncrementalHoareTripleChecker+Unchecked, 1171 mSDsCounter, 4733 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28464 IncrementalHoareTripleChecker+Invalid, 34954 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4733 mSolverCounterUnsat, 7789 mSDtfsCounter, 28464 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9468 GetRequests, 9392 SyntacticMatches, 3 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23715occurred in iteration=19, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 26 MinimizatonAttempts, 46499 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 209 NumberOfFragments, 2397 HoareAnnotationTreeSize, 4 FomulaSimplifications, 22177 FormulaSimplificationTreeSizeReduction, 11.9s HoareSimplificationTime, 4 FomulaSimplificationsInter, 304504 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 36.8s InterpolantComputationTime, 21933 NumberOfCodeBlocks, 21933 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 25720 ConstructedInterpolants, 375 QuantifiedInterpolants, 142338 SizeOfPredicates, 12 NumberOfNonLiveVariables, 6615 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 37 InterpolantComputations, 23 PerfectInterpolantSequences, 34340/38851 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((98 + a0 <= 0 && a2 == 4) && 0 < (a0 + 599997) / 299926 + 1) && !(a29 <= 43)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a4 + 86 <= 0) && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0) && a29 <= 43)) || (((a4 + 86 <= 0 && 3 == a2) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((2 <= a2 && a0 + 147 <= 0) && 0 < (a0 + 599997) / 299926 + 1) && a2 <= 2)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 43 < a29) && 2 <= a2) && a4 + 86 <= 0) && 0 < 98 + a0) && a2 <= 2)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 89 + a4 <= 0) && a2 == 4) && (0 < 98 + a0 || a29 + 144 <= 0)) && a29 <= 43)) || ((5 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || (((a2 == 1 && 0 < 98 + a0) && a29 <= 43) && a0 + 61 <= 0)) || (((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 89 + a4 <= 0) && 3 == a2) && a29 + 127 <= 0)) || ((104 + a0 <= 0 && 5 == a2) && a29 <= 43)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a2 == 1) && 0 < (a0 + 599997) / 299926 + 1) && 0 < a29 + 16) && a29 <= 43)) || (((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 2 <= a2) && 89 + a4 <= 0) && a2 <= 2)) || ((((2 <= a2 && 98 + a0 <= 0) && 0 <= 146 + a0) && !(a29 + 16 <= 0)) && a2 <= 2)) || (((98 + a0 <= 0 && a2 == 1) && ((((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(a29 + 16 <= 0)) || !(98 + a0 <= 0)) || a29 + 144 <= 0)) && 0 < (a0 + 599997) / 299926 + 1)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || ((((5 == a2 && 0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5) && a4 + 86 <= 0) && 0 < a29 + 16) && 0 < 98 + a0)) || (((89 + a4 <= 0 && !(98 + a0 <= 0)) && a29 + 127 <= 0) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 + 16 <= 0)) && a0 + 61 <= 0)) || (((a0 + 147 <= 0 && (!((2 + a0) % 5 == 0) || 0 < 98 + (600067 + a0) / 5)) && 0 < (600067 + a0) / 5 + 99) && 3 == a2)) || (((a0 + 147 <= 0 && a2 == 1) && 0 <= 600001 + a0) && !(a29 <= 43))) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || (((a0 + 99 <= 0 && ((((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(a29 + 16 <= 0)) || !(98 + a0 <= 0)) || a29 + 144 <= 0)) && 0 <= 600001 + a0) && 3 == a2)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 2 <= a2) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((2 <= a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && 0 < a29 + 16) && a2 <= 2)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a4 + 86 <= 0) && 0 < a29 + 16) && 3 == a2) && 0 < 98 + a0)) || (((5 == a2 && 98 + a0 <= 0) && 0 <= 600001 + a0) && 0 < a29 + 16)) || ((89 + a4 <= 0 && a0 + 61 <= 0) && a2 <= 2)) || ((a0 + 147 <= 0 && a2 == 4) && 0 <= 600001 + a0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((98 + a0 <= 0 && a2 == 4) && 0 < (a0 + 599997) / 299926 + 1) && !(a29 <= 43)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a4 + 86 <= 0) && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0) && a29 <= 43)) || (((a4 + 86 <= 0 && 3 == a2) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((2 <= a2 && a0 + 147 <= 0) && 0 < (a0 + 599997) / 299926 + 1) && a2 <= 2)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 43 < a29) && 2 <= a2) && a4 + 86 <= 0) && 0 < 98 + a0) && a2 <= 2)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 89 + a4 <= 0) && a2 == 4) && (0 < 98 + a0 || a29 + 144 <= 0)) && a29 <= 43)) || ((5 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || (((a2 == 1 && 0 < 98 + a0) && a29 <= 43) && a0 + 61 <= 0)) || (((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 89 + a4 <= 0) && 3 == a2) && a29 + 127 <= 0)) || ((104 + a0 <= 0 && 5 == a2) && a29 <= 43)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a2 == 1) && 0 < (a0 + 599997) / 299926 + 1) && 0 < a29 + 16) && a29 <= 43)) || (((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 2 <= a2) && 89 + a4 <= 0) && a2 <= 2)) || ((((2 <= a2 && 98 + a0 <= 0) && 0 <= 146 + a0) && !(a29 + 16 <= 0)) && a2 <= 2)) || (((98 + a0 <= 0 && a2 == 1) && ((((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(a29 + 16 <= 0)) || !(98 + a0 <= 0)) || a29 + 144 <= 0)) && 0 < (a0 + 599997) / 299926 + 1)) || ((((5 == a2 && 0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5) && a4 + 86 <= 0) && 0 < a29 + 16) && 0 < 98 + a0)) || (((89 + a4 <= 0 && !(98 + a0 <= 0)) && a29 + 127 <= 0) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 + 16 <= 0)) && a0 + 61 <= 0)) || (((a0 + 147 <= 0 && (!((2 + a0) % 5 == 0) || 0 < 98 + (600067 + a0) / 5)) && 0 < (600067 + a0) / 5 + 99) && 3 == a2)) || (((a0 + 147 <= 0 && a2 == 1) && 0 <= 600001 + a0) && !(a29 <= 43))) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((a0 + 99 <= 0 && ((((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(a29 + 16 <= 0)) || !(98 + a0 <= 0)) || a29 + 144 <= 0)) && 0 <= 600001 + a0) && 3 == a2)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 2 <= a2) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((2 <= a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && 0 < a29 + 16) && a2 <= 2)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a4 + 86 <= 0) && 0 < a29 + 16) && 3 == a2) && 0 < 98 + a0)) || (((5 == a2 && 98 + a0 <= 0) && 0 <= 600001 + a0) && 0 < a29 + 16)) || ((89 + a4 <= 0 && a0 + 61 <= 0) && a2 <= 2)) || ((a0 + 147 <= 0 && a2 == 4) && 0 <= 600001 + a0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((98 + a0 <= 0 && a2 == 4) && 0 < (a0 + 599997) / 299926 + 1) && !(a29 <= 43)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a4 + 86 <= 0) && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0) && a29 <= 43)) || (((a4 + 86 <= 0 && 3 == a2) && 0 < 98 + a0) && a0 + 61 <= 0)) || (((2 <= a2 && a0 + 147 <= 0) && 0 < (a0 + 599997) / 299926 + 1) && a2 <= 2)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 43 < a29) && 2 <= a2) && a4 + 86 <= 0) && 0 < 98 + a0) && a2 <= 2)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 89 + a4 <= 0) && a2 == 4) && (0 < 98 + a0 || a29 + 144 <= 0)) && a29 <= 43)) || ((5 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && a0 + 61 <= 0)) || (((a2 == 1 && 0 < 98 + a0) && a29 <= 43) && a0 + 61 <= 0)) || (((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 89 + a4 <= 0) && 3 == a2) && a29 + 127 <= 0)) || ((104 + a0 <= 0 && 5 == a2) && a29 <= 43)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a2 == 1) && 0 < (a0 + 599997) / 299926 + 1) && 0 < a29 + 16) && a29 <= 43)) || (((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 2 <= a2) && 89 + a4 <= 0) && a2 <= 2)) || ((((2 <= a2 && 98 + a0 <= 0) && 0 <= 146 + a0) && !(a29 + 16 <= 0)) && a2 <= 2)) || (((98 + a0 <= 0 && a2 == 1) && ((((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(a29 + 16 <= 0)) || !(98 + a0 <= 0)) || a29 + 144 <= 0)) && 0 < (a0 + 599997) / 299926 + 1)) || ((((5 == a2 && 0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5) && a4 + 86 <= 0) && 0 < a29 + 16) && 0 < 98 + a0)) || (((89 + a4 <= 0 && !(98 + a0 <= 0)) && a29 + 127 <= 0) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && !(a29 + 16 <= 0)) && a0 + 61 <= 0)) || (((a0 + 147 <= 0 && (!((2 + a0) % 5 == 0) || 0 < 98 + (600067 + a0) / 5)) && 0 < (600067 + a0) / 5 + 99) && 3 == a2)) || (((a0 + 147 <= 0 && a2 == 1) && 0 <= 600001 + a0) && !(a29 <= 43))) || (((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && 44 + a0 <= 0) && a29 + 127 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((a0 + 99 <= 0 && ((((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(a29 + 16 <= 0)) || !(98 + a0 <= 0)) || a29 + 144 <= 0)) && 0 <= 600001 + a0) && 3 == a2)) || (((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && 2 <= a2) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((2 <= a2 && a0 + 147 <= 0) && 0 <= 600001 + a0) && 0 < a29 + 16) && a2 <= 2)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((((0 < 120111 + (-2 + -1 * ((3459790 + a0 / 5 * 10) / -9)) / -5 && a4 + 86 <= 0) && 0 < a29 + 16) && 3 == a2) && 0 < 98 + a0)) || (((5 == a2 && 98 + a0 <= 0) && 0 <= 600001 + a0) && 0 < a29 + 16)) || ((89 + a4 <= 0 && a0 + 61 <= 0) && a2 <= 2)) || ((a0 + 147 <= 0 && a2 == 4) && 0 <= 600001 + a0) RESULT: Ultimate proved your program to be correct! [2022-07-13 13:06:45,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE