./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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_label17.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 42b374d0017cdae74eebab609ba5393370e8c987522e66a98f57a11c3f33505a --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 12:41:57,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 12:41:57,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 12:41:57,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 12:41:57,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 12:41:57,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 12:41:57,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 12:41:57,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 12:41:57,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 12:41:57,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 12:41:57,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 12:41:57,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 12:41:57,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 12:41:57,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 12:41:57,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 12:41:57,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 12:41:57,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 12:41:57,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 12:41:57,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 12:41:57,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 12:41:57,771 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 12:41:57,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 12:41:57,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 12:41:57,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 12:41:57,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 12:41:57,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 12:41:57,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 12:41:57,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 12:41:57,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 12:41:57,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 12:41:57,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 12:41:57,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 12:41:57,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 12:41:57,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 12:41:57,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 12:41:57,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 12:41:57,785 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 12:41:57,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 12:41:57,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 12:41:57,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 12:41:57,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 12:41:57,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 12:41:57,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 12:41:57,813 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 12:41:57,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 12:41:57,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 12:41:57,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 12:41:57,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 12:41:57,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 12:41:57,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 12:41:57,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 12:41:57,815 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 12:41:57,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 12:41:57,816 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 12:41:57,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 12:41:57,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 12:41:57,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 12:41:57,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 12:41:57,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 12:41:57,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 12:41:57,817 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 12:41:57,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 12:41:57,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 12:41:57,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 12:41:57,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 12:41:57,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 12:41:57,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 12:41:57,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 12:41:57,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 12:41:57,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 12:41:57,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 12:41:57,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 12:41:57,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 12:41:57,820 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 12:41:57,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 12:41:57,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 12:41:57,820 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42b374d0017cdae74eebab609ba5393370e8c987522e66a98f57a11c3f33505a [2022-07-22 12:41:58,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 12:41:58,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 12:41:58,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 12:41:58,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 12:41:58,038 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 12:41:58,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2022-07-22 12:41:58,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8075b913/0fbc7d0cc88c42459c152cd781734d6e/FLAG4ee8fa054 [2022-07-22 12:41:58,529 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 12:41:58,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2022-07-22 12:41:58,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8075b913/0fbc7d0cc88c42459c152cd781734d6e/FLAG4ee8fa054 [2022-07-22 12:41:58,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8075b913/0fbc7d0cc88c42459c152cd781734d6e [2022-07-22 12:41:58,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 12:41:58,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 12:41:58,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 12:41:58,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 12:41:58,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 12:41:58,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:41:58" (1/1) ... [2022-07-22 12:41:58,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627b36d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:58, skipping insertion in model container [2022-07-22 12:41:58,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:41:58" (1/1) ... [2022-07-22 12:41:58,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 12:41:58,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 12:41:59,046 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_label17.c[7664,7677] [2022-07-22 12:41:59,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:41:59,312 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 12:41:59,337 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_label17.c[7664,7677] [2022-07-22 12:41:59,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:41:59,471 INFO L208 MainTranslator]: Completed translation [2022-07-22 12:41:59,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59 WrapperNode [2022-07-22 12:41:59,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 12:41:59,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 12:41:59,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 12:41:59,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 12:41:59,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,646 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-22 12:41:59,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 12:41:59,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 12:41:59,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 12:41:59,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 12:41:59,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 12:41:59,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 12:41:59,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 12:41:59,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 12:41:59,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (1/1) ... [2022-07-22 12:41:59,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 12:41:59,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:41:59,845 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) [2022-07-22 12:41:59,860 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 [2022-07-22 12:41:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 12:41:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 12:41:59,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 12:41:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 12:41:59,933 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 12:41:59,934 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 12:42:01,698 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 12:42:01,710 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 12:42:01,711 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 12:42:01,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:42:01 BoogieIcfgContainer [2022-07-22 12:42:01,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 12:42:01,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 12:42:01,715 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 12:42:01,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 12:42:01,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 12:41:58" (1/3) ... [2022-07-22 12:42:01,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1216d418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:42:01, skipping insertion in model container [2022-07-22 12:42:01,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:41:59" (2/3) ... [2022-07-22 12:42:01,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1216d418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:42:01, skipping insertion in model container [2022-07-22 12:42:01,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:42:01" (3/3) ... [2022-07-22 12:42:01,732 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label17.c [2022-07-22 12:42:01,742 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 12:42:01,742 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 12:42:01,795 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 12:42:01,801 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@4a773333, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4d44c608 [2022-07-22 12:42:01,801 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 12:42:01,835 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) [2022-07-22 12:42:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-22 12:42:01,847 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:01,847 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:01,848 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:01,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:01,851 INFO L85 PathProgramCache]: Analyzing trace with hash -696204111, now seen corresponding path program 1 times [2022-07-22 12:42:01,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:01,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047324408] [2022-07-22 12:42:01,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:01,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:02,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:42:02,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:02,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047324408] [2022-07-22 12:42:02,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047324408] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:02,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:02,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:42:02,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046441817] [2022-07-22 12:42:02,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:02,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:02,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:02,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:02,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:02,143 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 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:03,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:03,825 INFO L93 Difference]: Finished difference Result 1191 states and 2157 transitions. [2022-07-22 12:42:03,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:03,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 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 63 [2022-07-22 12:42:03,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:03,849 INFO L225 Difference]: With dead ends: 1191 [2022-07-22 12:42:03,849 INFO L226 Difference]: Without dead ends: 688 [2022-07-22 12:42:03,852 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 [2022-07-22 12:42:03,854 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 308 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 1333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:03,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 230 Invalid, 1333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-22 12:42:03,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2022-07-22 12:42:03,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 680. [2022-07-22 12:42:03,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 680 states, 679 states have (on average 1.609720176730486) internal successors, (1093), 679 states have internal predecessors, (1093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:03,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1093 transitions. [2022-07-22 12:42:03,913 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1093 transitions. Word has length 63 [2022-07-22 12:42:03,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:03,913 INFO L495 AbstractCegarLoop]: Abstraction has 680 states and 1093 transitions. [2022-07-22 12:42:03,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 2 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:03,914 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1093 transitions. [2022-07-22 12:42:03,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-07-22 12:42:03,917 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:03,917 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, 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] [2022-07-22 12:42:03,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 12:42:03,917 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:03,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:03,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1963228353, now seen corresponding path program 1 times [2022-07-22 12:42:03,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:03,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756014522] [2022-07-22 12:42:03,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:03,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:04,007 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:42:04,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:04,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756014522] [2022-07-22 12:42:04,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756014522] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:04,008 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:04,008 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:42:04,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889518912] [2022-07-22 12:42:04,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:04,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:04,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:04,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:04,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:04,010 INFO L87 Difference]: Start difference. First operand 680 states and 1093 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:05,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:05,194 INFO L93 Difference]: Finished difference Result 1964 states and 3171 transitions. [2022-07-22 12:42:05,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:05,195 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 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 131 [2022-07-22 12:42:05,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:05,199 INFO L225 Difference]: With dead ends: 1964 [2022-07-22 12:42:05,199 INFO L226 Difference]: Without dead ends: 1286 [2022-07-22 12:42:05,200 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 [2022-07-22 12:42:05,201 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 282 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:05,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 360 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-22 12:42:05,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2022-07-22 12:42:05,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1281. [2022-07-22 12:42:05,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1281 states, 1280 states have (on average 1.3953125) internal successors, (1786), 1280 states have internal predecessors, (1786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:05,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1786 transitions. [2022-07-22 12:42:05,230 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1786 transitions. Word has length 131 [2022-07-22 12:42:05,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:05,231 INFO L495 AbstractCegarLoop]: Abstraction has 1281 states and 1786 transitions. [2022-07-22 12:42:05,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:05,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1786 transitions. [2022-07-22 12:42:05,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-07-22 12:42:05,234 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:05,235 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, 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] [2022-07-22 12:42:05,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-22 12:42:05,235 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:05,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:05,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1160975019, now seen corresponding path program 1 times [2022-07-22 12:42:05,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:05,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201130052] [2022-07-22 12:42:05,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:05,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:05,348 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:42:05,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:05,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201130052] [2022-07-22 12:42:05,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201130052] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:05,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:05,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:42:05,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334299123] [2022-07-22 12:42:05,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:05,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:05,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:05,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:05,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:05,351 INFO L87 Difference]: Start difference. First operand 1281 states and 1786 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 2 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:06,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:06,467 INFO L93 Difference]: Finished difference Result 2859 states and 3905 transitions. [2022-07-22 12:42:06,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:06,468 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 2 states have internal predecessors, (139), 0 states have call successors, (0), 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 139 [2022-07-22 12:42:06,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:06,472 INFO L225 Difference]: With dead ends: 2859 [2022-07-22 12:42:06,472 INFO L226 Difference]: Without dead ends: 1580 [2022-07-22 12:42:06,474 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 [2022-07-22 12:42:06,474 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 225 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:06,475 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 359 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-22 12:42:06,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1580 states. [2022-07-22 12:42:06,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1580 to 1580. [2022-07-22 12:42:06,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1580 states, 1579 states have (on average 1.3242558581380621) internal successors, (2091), 1579 states have internal predecessors, (2091), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 2091 transitions. [2022-07-22 12:42:06,495 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 2091 transitions. Word has length 139 [2022-07-22 12:42:06,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:06,496 INFO L495 AbstractCegarLoop]: Abstraction has 1580 states and 2091 transitions. [2022-07-22 12:42:06,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 2 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2091 transitions. [2022-07-22 12:42:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-07-22 12:42:06,499 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:06,499 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:06,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-22 12:42:06,499 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:06,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:06,500 INFO L85 PathProgramCache]: Analyzing trace with hash 75098474, now seen corresponding path program 1 times [2022-07-22 12:42:06,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:06,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833684697] [2022-07-22 12:42:06,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:06,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-22 12:42:06,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:06,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833684697] [2022-07-22 12:42:06,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833684697] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:06,630 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:06,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:06,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582783787] [2022-07-22 12:42:06,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:06,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:06,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:06,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:06,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:06,633 INFO L87 Difference]: Start difference. First operand 1580 states and 2091 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:07,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:07,893 INFO L93 Difference]: Finished difference Result 4065 states and 5551 transitions. [2022-07-22 12:42:07,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:07,894 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 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 230 [2022-07-22 12:42:07,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:07,900 INFO L225 Difference]: With dead ends: 4065 [2022-07-22 12:42:07,901 INFO L226 Difference]: Without dead ends: 2786 [2022-07-22 12:42:07,902 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 [2022-07-22 12:42:07,903 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 265 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:07,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:42:07,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2786 states. [2022-07-22 12:42:07,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2786 to 2786. [2022-07-22 12:42:07,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2786 states, 2785 states have (on average 1.2204667863554757) internal successors, (3399), 2785 states have internal predecessors, (3399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2786 states and 3399 transitions. [2022-07-22 12:42:07,952 INFO L78 Accepts]: Start accepts. Automaton has 2786 states and 3399 transitions. Word has length 230 [2022-07-22 12:42:07,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:07,953 INFO L495 AbstractCegarLoop]: Abstraction has 2786 states and 3399 transitions. [2022-07-22 12:42:07,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:07,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3399 transitions. [2022-07-22 12:42:07,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-07-22 12:42:07,956 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:07,956 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:07,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-22 12:42:07,957 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:07,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:07,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1852515434, now seen corresponding path program 1 times [2022-07-22 12:42:07,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:07,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049991425] [2022-07-22 12:42:07,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:07,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-07-22 12:42:08,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:08,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049991425] [2022-07-22 12:42:08,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049991425] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:08,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:08,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:42:08,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112650165] [2022-07-22 12:42:08,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:08,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:08,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:08,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:08,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:08,087 INFO L87 Difference]: Start difference. First operand 2786 states and 3399 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 2 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:09,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:09,371 INFO L93 Difference]: Finished difference Result 6472 states and 8164 transitions. [2022-07-22 12:42:09,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:09,372 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 2 states have internal predecessors, (158), 0 states have call successors, (0), 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 236 [2022-07-22 12:42:09,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:09,381 INFO L225 Difference]: With dead ends: 6472 [2022-07-22 12:42:09,381 INFO L226 Difference]: Without dead ends: 3987 [2022-07-22 12:42:09,383 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 [2022-07-22 12:42:09,384 INFO L413 NwaCegarLoop]: 325 mSDtfsCounter, 220 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:09,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 364 Invalid, 1137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:42:09,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3987 states. [2022-07-22 12:42:09,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3987 to 3686. [2022-07-22 12:42:09,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3686 states, 3685 states have (on average 1.1959294436906378) internal successors, (4407), 3685 states have internal predecessors, (4407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:09,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3686 states and 4407 transitions. [2022-07-22 12:42:09,431 INFO L78 Accepts]: Start accepts. Automaton has 3686 states and 4407 transitions. Word has length 236 [2022-07-22 12:42:09,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:09,431 INFO L495 AbstractCegarLoop]: Abstraction has 3686 states and 4407 transitions. [2022-07-22 12:42:09,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 2 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:09,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 4407 transitions. [2022-07-22 12:42:09,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-07-22 12:42:09,434 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:09,435 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:09,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-22 12:42:09,435 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:09,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:09,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1238094804, now seen corresponding path program 1 times [2022-07-22 12:42:09,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:09,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093751846] [2022-07-22 12:42:09,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:09,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:09,554 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:42:09,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:09,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093751846] [2022-07-22 12:42:09,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093751846] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:09,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:09,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:09,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086174418] [2022-07-22 12:42:09,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:09,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:09,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:09,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:09,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:09,558 INFO L87 Difference]: Start difference. First operand 3686 states and 4407 transitions. Second operand has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:10,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:10,951 INFO L93 Difference]: Finished difference Result 8279 states and 10190 transitions. [2022-07-22 12:42:10,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:10,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 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 345 [2022-07-22 12:42:10,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:10,967 INFO L225 Difference]: With dead ends: 8279 [2022-07-22 12:42:10,967 INFO L226 Difference]: Without dead ends: 4894 [2022-07-22 12:42:10,971 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 [2022-07-22 12:42:10,971 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 267 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:10,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 603 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-22 12:42:10,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4894 states. [2022-07-22 12:42:11,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4894 to 4592. [2022-07-22 12:42:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4592 states, 4591 states have (on average 1.184055761272054) internal successors, (5436), 4591 states have internal predecessors, (5436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:11,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 4592 states and 5436 transitions. [2022-07-22 12:42:11,031 INFO L78 Accepts]: Start accepts. Automaton has 4592 states and 5436 transitions. Word has length 345 [2022-07-22 12:42:11,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:11,032 INFO L495 AbstractCegarLoop]: Abstraction has 4592 states and 5436 transitions. [2022-07-22 12:42:11,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 115.0) internal successors, (345), 3 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:11,032 INFO L276 IsEmpty]: Start isEmpty. Operand 4592 states and 5436 transitions. [2022-07-22 12:42:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-07-22 12:42:11,035 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:11,035 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:11,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-22 12:42:11,036 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:11,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:11,036 INFO L85 PathProgramCache]: Analyzing trace with hash 207476629, now seen corresponding path program 1 times [2022-07-22 12:42:11,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:11,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116883445] [2022-07-22 12:42:11,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:11,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-22 12:42:11,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:11,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116883445] [2022-07-22 12:42:11,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116883445] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:11,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:11,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:11,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393616413] [2022-07-22 12:42:11,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:11,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:11,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:11,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:11,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:11,155 INFO L87 Difference]: Start difference. First operand 4592 states and 5436 transitions. Second operand has 3 states, 3 states have (on average 87.0) internal successors, (261), 3 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:12,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:12,365 INFO L93 Difference]: Finished difference Result 10079 states and 12234 transitions. [2022-07-22 12:42:12,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:12,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 3 states have internal predecessors, (261), 0 states have call successors, (0), 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 350 [2022-07-22 12:42:12,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:12,379 INFO L225 Difference]: With dead ends: 10079 [2022-07-22 12:42:12,379 INFO L226 Difference]: Without dead ends: 5788 [2022-07-22 12:42:12,383 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 [2022-07-22 12:42:12,384 INFO L413 NwaCegarLoop]: 580 mSDtfsCounter, 265 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:12,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 619 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:42:12,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5788 states. [2022-07-22 12:42:12,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5788 to 5784. [2022-07-22 12:42:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5784 states, 5783 states have (on average 1.1663496455127096) internal successors, (6745), 5783 states have internal predecessors, (6745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5784 states to 5784 states and 6745 transitions. [2022-07-22 12:42:12,452 INFO L78 Accepts]: Start accepts. Automaton has 5784 states and 6745 transitions. Word has length 350 [2022-07-22 12:42:12,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:12,453 INFO L495 AbstractCegarLoop]: Abstraction has 5784 states and 6745 transitions. [2022-07-22 12:42:12,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.0) internal successors, (261), 3 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 5784 states and 6745 transitions. [2022-07-22 12:42:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2022-07-22 12:42:12,459 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:12,459 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-22 12:42:12,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-22 12:42:12,460 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:12,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:12,460 INFO L85 PathProgramCache]: Analyzing trace with hash -934046099, now seen corresponding path program 1 times [2022-07-22 12:42:12,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:12,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251897353] [2022-07-22 12:42:12,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:12,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 426 proven. 39 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-07-22 12:42:12,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:12,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251897353] [2022-07-22 12:42:12,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251897353] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:42:12,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1748611042] [2022-07-22 12:42:12,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:12,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:12,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:42:12,624 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) [2022-07-22 12:42:12,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 12:42:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:12,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:42:12,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:42:13,142 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-07-22 12:42:13,142 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:42:13,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1748611042] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:13,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:42:13,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-22 12:42:13,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563007125] [2022-07-22 12:42:13,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:13,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:13,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:13,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:13,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:42:13,144 INFO L87 Difference]: Start difference. First operand 5784 states and 6745 transitions. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:14,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:14,583 INFO L93 Difference]: Finished difference Result 14556 states and 17044 transitions. [2022-07-22 12:42:14,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:14,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 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 514 [2022-07-22 12:42:14,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:14,604 INFO L225 Difference]: With dead ends: 14556 [2022-07-22 12:42:14,605 INFO L226 Difference]: Without dead ends: 9073 [2022-07-22 12:42:14,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 517 GetRequests, 513 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:42:14,611 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 148 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:14,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 315 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-22 12:42:14,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9073 states. [2022-07-22 12:42:14,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9073 to 7578. [2022-07-22 12:42:14,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7578 states, 7577 states have (on average 1.1483436716378514) internal successors, (8701), 7577 states have internal predecessors, (8701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7578 states to 7578 states and 8701 transitions. [2022-07-22 12:42:14,721 INFO L78 Accepts]: Start accepts. Automaton has 7578 states and 8701 transitions. Word has length 514 [2022-07-22 12:42:14,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:14,722 INFO L495 AbstractCegarLoop]: Abstraction has 7578 states and 8701 transitions. [2022-07-22 12:42:14,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 7578 states and 8701 transitions. [2022-07-22 12:42:14,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2022-07-22 12:42:14,729 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:14,730 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:14,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-22 12:42:14,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:14,944 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:14,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:14,944 INFO L85 PathProgramCache]: Analyzing trace with hash 2057557162, now seen corresponding path program 1 times [2022-07-22 12:42:14,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:14,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665865345] [2022-07-22 12:42:14,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:14,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:15,118 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 531 proven. 39 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2022-07-22 12:42:15,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:15,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665865345] [2022-07-22 12:42:15,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665865345] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:42:15,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2053470923] [2022-07-22 12:42:15,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:15,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:15,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:42:15,120 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) [2022-07-22 12:42:15,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-22 12:42:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:15,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:42:15,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:42:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-07-22 12:42:15,350 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:42:15,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2053470923] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:15,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:42:15,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-22 12:42:15,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946326024] [2022-07-22 12:42:15,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:15,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:15,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:15,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:15,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:42:15,353 INFO L87 Difference]: Start difference. First operand 7578 states and 8701 transitions. Second operand has 3 states, 3 states have (on average 88.33333333333333) internal successors, (265), 3 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:16,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:16,604 INFO L93 Difference]: Finished difference Result 17246 states and 20051 transitions. [2022-07-22 12:42:16,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:16,605 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.33333333333333) internal successors, (265), 3 states have internal predecessors, (265), 0 states have call successors, (0), 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 547 [2022-07-22 12:42:16,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:16,636 INFO L225 Difference]: With dead ends: 17246 [2022-07-22 12:42:16,636 INFO L226 Difference]: Without dead ends: 9969 [2022-07-22 12:42:16,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 550 GetRequests, 546 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:42:16,645 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 354 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:16,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:42:16,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9969 states. [2022-07-22 12:42:16,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9969 to 9969. [2022-07-22 12:42:16,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9969 states, 9968 states have (on average 1.1498796147672552) internal successors, (11462), 9968 states have internal predecessors, (11462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9969 states to 9969 states and 11462 transitions. [2022-07-22 12:42:16,744 INFO L78 Accepts]: Start accepts. Automaton has 9969 states and 11462 transitions. Word has length 547 [2022-07-22 12:42:16,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:16,745 INFO L495 AbstractCegarLoop]: Abstraction has 9969 states and 11462 transitions. [2022-07-22 12:42:16,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.33333333333333) internal successors, (265), 3 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:16,746 INFO L276 IsEmpty]: Start isEmpty. Operand 9969 states and 11462 transitions. [2022-07-22 12:42:16,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2022-07-22 12:42:16,752 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:16,753 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:16,770 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-22 12:42:16,970 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,SelfDestructingSolverStorable8 [2022-07-22 12:42:16,971 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:16,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:16,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1484596940, now seen corresponding path program 1 times [2022-07-22 12:42:16,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:16,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659092176] [2022-07-22 12:42:16,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:16,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:17,163 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 479 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-07-22 12:42:17,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:17,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659092176] [2022-07-22 12:42:17,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659092176] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:17,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:17,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:17,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530838521] [2022-07-22 12:42:17,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:17,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:17,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:17,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:17,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:17,165 INFO L87 Difference]: Start difference. First operand 9969 states and 11462 transitions. Second operand has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:18,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:18,703 INFO L93 Difference]: Finished difference Result 24136 states and 28000 transitions. [2022-07-22 12:42:18,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:18,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 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 551 [2022-07-22 12:42:18,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:18,725 INFO L225 Difference]: With dead ends: 24136 [2022-07-22 12:42:18,725 INFO L226 Difference]: Without dead ends: 14468 [2022-07-22 12:42:18,735 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 [2022-07-22 12:42:18,736 INFO L413 NwaCegarLoop]: 588 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:18,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 621 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-22 12:42:18,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14468 states. [2022-07-22 12:42:18,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14468 to 14158. [2022-07-22 12:42:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14158 states, 14157 states have (on average 1.1347743165924984) internal successors, (16065), 14157 states have internal predecessors, (16065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14158 states to 14158 states and 16065 transitions. [2022-07-22 12:42:18,902 INFO L78 Accepts]: Start accepts. Automaton has 14158 states and 16065 transitions. Word has length 551 [2022-07-22 12:42:18,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:18,903 INFO L495 AbstractCegarLoop]: Abstraction has 14158 states and 16065 transitions. [2022-07-22 12:42:18,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.33333333333333) internal successors, (343), 3 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 14158 states and 16065 transitions. [2022-07-22 12:42:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2022-07-22 12:42:18,911 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:18,911 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, 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, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:18,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-22 12:42:18,912 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:18,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:18,912 INFO L85 PathProgramCache]: Analyzing trace with hash 94161064, now seen corresponding path program 1 times [2022-07-22 12:42:18,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:18,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284635106] [2022-07-22 12:42:18,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:18,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1139 backedges. 688 proven. 39 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2022-07-22 12:42:19,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:19,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284635106] [2022-07-22 12:42:19,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284635106] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:42:19,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106414698] [2022-07-22 12:42:19,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:19,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:19,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:42:19,106 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) [2022-07-22 12:42:19,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-22 12:42:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:19,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:42:19,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:42:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1139 backedges. 615 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-07-22 12:42:19,407 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:42:19,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106414698] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:19,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:42:19,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-22 12:42:19,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027441030] [2022-07-22 12:42:19,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:19,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:19,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:19,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:19,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:42:19,409 INFO L87 Difference]: Start difference. First operand 14158 states and 16065 transitions. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:20,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:20,648 INFO L93 Difference]: Finished difference Result 27712 states and 31488 transitions. [2022-07-22 12:42:20,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:20,649 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 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 626 [2022-07-22 12:42:20,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:20,667 INFO L225 Difference]: With dead ends: 27712 [2022-07-22 12:42:20,667 INFO L226 Difference]: Without dead ends: 13855 [2022-07-22 12:42:20,679 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 625 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:42:20,680 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 252 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:20,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 604 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:42:20,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13855 states. [2022-07-22 12:42:20,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13855 to 13555. [2022-07-22 12:42:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13555 states, 13554 states have (on average 1.0829275490630073) internal successors, (14678), 13554 states have internal predecessors, (14678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:20,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13555 states to 13555 states and 14678 transitions. [2022-07-22 12:42:20,811 INFO L78 Accepts]: Start accepts. Automaton has 13555 states and 14678 transitions. Word has length 626 [2022-07-22 12:42:20,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:20,811 INFO L495 AbstractCegarLoop]: Abstraction has 13555 states and 14678 transitions. [2022-07-22 12:42:20,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:20,812 INFO L276 IsEmpty]: Start isEmpty. Operand 13555 states and 14678 transitions. [2022-07-22 12:42:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2022-07-22 12:42:20,820 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:20,820 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:20,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-22 12:42:21,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:21,022 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:21,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:21,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1632467113, now seen corresponding path program 1 times [2022-07-22 12:42:21,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:21,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844175939] [2022-07-22 12:42:21,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:21,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 615 proven. 39 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-07-22 12:42:21,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:21,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844175939] [2022-07-22 12:42:21,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844175939] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:42:21,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774822988] [2022-07-22 12:42:21,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:21,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:21,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:42:21,251 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) [2022-07-22 12:42:21,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-22 12:42:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:21,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-22 12:42:21,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:42:21,898 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 615 proven. 39 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-07-22 12:42:21,898 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:42:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 615 proven. 39 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-07-22 12:42:22,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774822988] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:42:22,463 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:42:22,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-07-22 12:42:22,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150711269] [2022-07-22 12:42:22,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:42:22,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-22 12:42:22,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:22,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-22 12:42:22,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-07-22 12:42:22,466 INFO L87 Difference]: Start difference. First operand 13555 states and 14678 transitions. Second operand has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:27,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:27,817 INFO L93 Difference]: Finished difference Result 35143 states and 38047 transitions. [2022-07-22 12:42:27,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-22 12:42:27,818 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 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 627 [2022-07-22 12:42:27,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:27,838 INFO L225 Difference]: With dead ends: 35143 [2022-07-22 12:42:27,838 INFO L226 Difference]: Without dead ends: 15948 [2022-07-22 12:42:27,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1263 GetRequests, 1248 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-07-22 12:42:27,851 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 2929 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 6639 mSolverCounterSat, 626 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2929 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 7265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 626 IncrementalHoareTripleChecker+Valid, 6639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:27,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2929 Valid, 313 Invalid, 7265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [626 Valid, 6639 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-07-22 12:42:27,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15948 states. [2022-07-22 12:42:28,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15948 to 12357. [2022-07-22 12:42:28,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12357 states, 12356 states have (on average 1.0382000647458725) internal successors, (12828), 12356 states have internal predecessors, (12828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:28,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12357 states to 12357 states and 12828 transitions. [2022-07-22 12:42:28,021 INFO L78 Accepts]: Start accepts. Automaton has 12357 states and 12828 transitions. Word has length 627 [2022-07-22 12:42:28,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:28,022 INFO L495 AbstractCegarLoop]: Abstraction has 12357 states and 12828 transitions. [2022-07-22 12:42:28,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:28,022 INFO L276 IsEmpty]: Start isEmpty. Operand 12357 states and 12828 transitions. [2022-07-22 12:42:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2022-07-22 12:42:28,029 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:28,030 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-22 12:42:28,049 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-22 12:42:28,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:28,247 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:28,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:28,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1939287860, now seen corresponding path program 1 times [2022-07-22 12:42:28,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:28,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434390839] [2022-07-22 12:42:28,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:28,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:28,519 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 266 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:42:28,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:28,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434390839] [2022-07-22 12:42:28,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434390839] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:42:28,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970980028] [2022-07-22 12:42:28,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:28,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:28,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:42:28,521 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) [2022-07-22 12:42:28,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-22 12:42:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:28,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:42:28,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:42:29,211 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 450 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:42:29,212 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:42:30,328 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 450 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:42:30,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970980028] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:42:30,328 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:42:30,328 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12 [2022-07-22 12:42:30,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998481148] [2022-07-22 12:42:30,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:42:30,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-22 12:42:30,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:30,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-22 12:42:30,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-07-22 12:42:30,331 INFO L87 Difference]: Start difference. First operand 12357 states and 12828 transitions. Second operand has 12 states, 12 states have (on average 143.33333333333334) internal successors, (1720), 12 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:39,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:39,618 INFO L93 Difference]: Finished difference Result 38475 states and 40000 transitions. [2022-07-22 12:42:39,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-07-22 12:42:39,619 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 143.33333333333334) internal successors, (1720), 12 states have internal predecessors, (1720), 0 states have call successors, (0), 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 664 [2022-07-22 12:42:39,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:39,643 INFO L225 Difference]: With dead ends: 38475 [2022-07-22 12:42:39,644 INFO L226 Difference]: Without dead ends: 25815 [2022-07-22 12:42:39,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1417 GetRequests, 1363 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1052 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=591, Invalid=2489, Unknown=0, NotChecked=0, Total=3080 [2022-07-22 12:42:39,652 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 5192 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 14771 mSolverCounterSat, 1225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5192 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 15996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1225 IncrementalHoareTripleChecker+Valid, 14771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:39,653 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5192 Valid, 461 Invalid, 15996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1225 Valid, 14771 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2022-07-22 12:42:39,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25815 states. [2022-07-22 12:42:39,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25815 to 18951. [2022-07-22 12:42:39,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18951 states, 18950 states have (on average 1.0378364116094987) internal successors, (19667), 18950 states have internal predecessors, (19667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:39,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18951 states to 18951 states and 19667 transitions. [2022-07-22 12:42:39,925 INFO L78 Accepts]: Start accepts. Automaton has 18951 states and 19667 transitions. Word has length 664 [2022-07-22 12:42:39,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:39,926 INFO L495 AbstractCegarLoop]: Abstraction has 18951 states and 19667 transitions. [2022-07-22 12:42:39,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 143.33333333333334) internal successors, (1720), 12 states have internal predecessors, (1720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 18951 states and 19667 transitions. [2022-07-22 12:42:39,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 732 [2022-07-22 12:42:39,937 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:39,937 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:39,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-22 12:42:40,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-07-22 12:42:40,154 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:40,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:40,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1642869698, now seen corresponding path program 1 times [2022-07-22 12:42:40,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:40,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209194772] [2022-07-22 12:42:40,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:40,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 960 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2022-07-22 12:42:40,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:40,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209194772] [2022-07-22 12:42:40,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209194772] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:40,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:40,335 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:40,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33255651] [2022-07-22 12:42:40,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:40,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:40,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:40,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:40,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:40,337 INFO L87 Difference]: Start difference. First operand 18951 states and 19667 transitions. Second operand has 3 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:41,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:41,119 INFO L93 Difference]: Finished difference Result 37599 states and 39041 transitions. [2022-07-22 12:42:41,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:41,119 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 0 states have call successors, (0), 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 731 [2022-07-22 12:42:41,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:41,135 INFO L225 Difference]: With dead ends: 37599 [2022-07-22 12:42:41,135 INFO L226 Difference]: Without dead ends: 19248 [2022-07-22 12:42:41,145 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 [2022-07-22 12:42:41,145 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 437 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:41,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 69 Invalid, 797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:42:41,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19248 states. [2022-07-22 12:42:41,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19248 to 18949. [2022-07-22 12:42:41,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18949 states, 18948 states have (on average 1.0377348532826685) internal successors, (19663), 18948 states have internal predecessors, (19663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18949 states to 18949 states and 19663 transitions. [2022-07-22 12:42:41,363 INFO L78 Accepts]: Start accepts. Automaton has 18949 states and 19663 transitions. Word has length 731 [2022-07-22 12:42:41,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:41,364 INFO L495 AbstractCegarLoop]: Abstraction has 18949 states and 19663 transitions. [2022-07-22 12:42:41,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:41,364 INFO L276 IsEmpty]: Start isEmpty. Operand 18949 states and 19663 transitions. [2022-07-22 12:42:41,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2022-07-22 12:42:41,376 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:41,376 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:41,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-22 12:42:41,377 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:41,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:41,377 INFO L85 PathProgramCache]: Analyzing trace with hash 549698773, now seen corresponding path program 1 times [2022-07-22 12:42:41,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:41,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486453749] [2022-07-22 12:42:41,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:41,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:41,586 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 679 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-07-22 12:42:41,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:41,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486453749] [2022-07-22 12:42:41,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486453749] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:41,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:41,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:41,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395756944] [2022-07-22 12:42:41,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:41,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:41,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:41,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:41,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:41,588 INFO L87 Difference]: Start difference. First operand 18949 states and 19663 transitions. Second operand has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:42,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:42,453 INFO L93 Difference]: Finished difference Result 39978 states and 41496 transitions. [2022-07-22 12:42:42,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:42,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 0 states have call successors, (0), 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 784 [2022-07-22 12:42:42,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:42,473 INFO L225 Difference]: With dead ends: 39978 [2022-07-22 12:42:42,473 INFO L226 Difference]: Without dead ends: 21629 [2022-07-22 12:42:42,480 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 [2022-07-22 12:42:42,480 INFO L413 NwaCegarLoop]: 491 mSDtfsCounter, 68 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:42,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 528 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:42:42,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21629 states. [2022-07-22 12:42:42,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21629 to 18334. [2022-07-22 12:42:42,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18334 states, 18333 states have (on average 1.0314187530682377) internal successors, (18909), 18333 states have internal predecessors, (18909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:42,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18334 states to 18334 states and 18909 transitions. [2022-07-22 12:42:42,647 INFO L78 Accepts]: Start accepts. Automaton has 18334 states and 18909 transitions. Word has length 784 [2022-07-22 12:42:42,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:42,647 INFO L495 AbstractCegarLoop]: Abstraction has 18334 states and 18909 transitions. [2022-07-22 12:42:42,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.66666666666666) internal successors, (596), 3 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:42,647 INFO L276 IsEmpty]: Start isEmpty. Operand 18334 states and 18909 transitions. [2022-07-22 12:42:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2022-07-22 12:42:42,659 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:42,659 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:42,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-22 12:42:42,660 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:42,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:42,660 INFO L85 PathProgramCache]: Analyzing trace with hash -742008494, now seen corresponding path program 1 times [2022-07-22 12:42:42,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:42,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023270175] [2022-07-22 12:42:42,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:42,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1075 backedges. 598 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2022-07-22 12:42:42,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:42,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023270175] [2022-07-22 12:42:42,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023270175] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:42,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:42,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:42,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067742771] [2022-07-22 12:42:42,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:42,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:42,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:42,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:42,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:42,858 INFO L87 Difference]: Start difference. First operand 18334 states and 18909 transitions. Second operand has 3 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:43,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:43,706 INFO L93 Difference]: Finished difference Result 38449 states and 39712 transitions. [2022-07-22 12:42:43,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:43,707 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 0 states have call successors, (0), 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 813 [2022-07-22 12:42:43,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:43,723 INFO L225 Difference]: With dead ends: 38449 [2022-07-22 12:42:43,723 INFO L226 Difference]: Without dead ends: 20715 [2022-07-22 12:42:43,730 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 [2022-07-22 12:42:43,731 INFO L413 NwaCegarLoop]: 438 mSDtfsCounter, 340 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:43,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 464 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:42:43,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20715 states. [2022-07-22 12:42:43,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20715 to 19818. [2022-07-22 12:42:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19818 states, 19817 states have (on average 1.029015491749508) internal successors, (20392), 19817 states have internal predecessors, (20392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19818 states to 19818 states and 20392 transitions. [2022-07-22 12:42:43,896 INFO L78 Accepts]: Start accepts. Automaton has 19818 states and 20392 transitions. Word has length 813 [2022-07-22 12:42:43,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:43,896 INFO L495 AbstractCegarLoop]: Abstraction has 19818 states and 20392 transitions. [2022-07-22 12:42:43,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.33333333333334) internal successors, (445), 3 states have internal predecessors, (445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 19818 states and 20392 transitions. [2022-07-22 12:42:43,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 882 [2022-07-22 12:42:43,908 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:43,908 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-22 12:42:43,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-22 12:42:43,908 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:43,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:43,909 INFO L85 PathProgramCache]: Analyzing trace with hash 617162270, now seen corresponding path program 1 times [2022-07-22 12:42:43,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:43,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062203691] [2022-07-22 12:42:43,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:43,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:44,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 946 proven. 263 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2022-07-22 12:42:44,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:44,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062203691] [2022-07-22 12:42:44,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062203691] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:42:44,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544607268] [2022-07-22 12:42:44,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:44,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:42:44,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:42:44,270 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) [2022-07-22 12:42:44,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-22 12:42:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:44,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 12:42:44,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:42:46,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 991 proven. 266 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-07-22 12:42:46,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:42:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1445 backedges. 803 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2022-07-22 12:42:46,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1544607268] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-22 12:42:46,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-22 12:42:46,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 5] total 10 [2022-07-22 12:42:46,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591828099] [2022-07-22 12:42:46,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:46,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:46,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:46,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:46,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-07-22 12:42:46,327 INFO L87 Difference]: Start difference. First operand 19818 states and 20392 transitions. Second operand has 3 states, 3 states have (on average 168.66666666666666) internal successors, (506), 3 states have internal predecessors, (506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:47,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:47,012 INFO L93 Difference]: Finished difference Result 32120 states and 32961 transitions. [2022-07-22 12:42:47,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:47,012 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 168.66666666666666) internal successors, (506), 3 states have internal predecessors, (506), 0 states have call successors, (0), 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 881 [2022-07-22 12:42:47,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:47,024 INFO L225 Difference]: With dead ends: 32120 [2022-07-22 12:42:47,024 INFO L226 Difference]: Without dead ends: 12902 [2022-07-22 12:42:47,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1766 GetRequests, 1758 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-07-22 12:42:47,033 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 170 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:47,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 74 Invalid, 775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 12:42:47,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12902 states. [2022-07-22 12:42:47,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12902 to 11100. [2022-07-22 12:42:47,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11100 states, 11099 states have (on average 1.0195513109289125) internal successors, (11316), 11099 states have internal predecessors, (11316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11100 states to 11100 states and 11316 transitions. [2022-07-22 12:42:47,122 INFO L78 Accepts]: Start accepts. Automaton has 11100 states and 11316 transitions. Word has length 881 [2022-07-22 12:42:47,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:47,122 INFO L495 AbstractCegarLoop]: Abstraction has 11100 states and 11316 transitions. [2022-07-22 12:42:47,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 168.66666666666666) internal successors, (506), 3 states have internal predecessors, (506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:47,122 INFO L276 IsEmpty]: Start isEmpty. Operand 11100 states and 11316 transitions. [2022-07-22 12:42:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 882 [2022-07-22 12:42:47,133 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:47,133 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:47,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-22 12:42:47,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-07-22 12:42:47,345 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:47,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:47,346 INFO L85 PathProgramCache]: Analyzing trace with hash -991976836, now seen corresponding path program 1 times [2022-07-22 12:42:47,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:47,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052945052] [2022-07-22 12:42:47,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:47,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1141 backedges. 658 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2022-07-22 12:42:47,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:47,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052945052] [2022-07-22 12:42:47,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052945052] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:47,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:47,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 12:42:47,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271526786] [2022-07-22 12:42:47,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:47,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 12:42:47,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:47,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 12:42:47,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 12:42:47,617 INFO L87 Difference]: Start difference. First operand 11100 states and 11316 transitions. Second operand has 4 states, 4 states have (on average 126.25) internal successors, (505), 4 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:48,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:48,698 INFO L93 Difference]: Finished difference Result 16194 states and 16476 transitions. [2022-07-22 12:42:48,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 12:42:48,699 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 126.25) internal successors, (505), 4 states have internal predecessors, (505), 0 states have call successors, (0), 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 881 [2022-07-22 12:42:48,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:48,711 INFO L225 Difference]: With dead ends: 16194 [2022-07-22 12:42:48,712 INFO L226 Difference]: Without dead ends: 16192 [2022-07-22 12:42:48,714 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 [2022-07-22 12:42:48,714 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 447 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 1446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:48,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [447 Valid, 65 Invalid, 1446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-22 12:42:48,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16192 states. [2022-07-22 12:42:48,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16192 to 10801. [2022-07-22 12:42:48,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10801 states, 10800 states have (on average 1.0195370370370371) internal successors, (11011), 10800 states have internal predecessors, (11011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10801 states to 10801 states and 11011 transitions. [2022-07-22 12:42:48,804 INFO L78 Accepts]: Start accepts. Automaton has 10801 states and 11011 transitions. Word has length 881 [2022-07-22 12:42:48,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:48,804 INFO L495 AbstractCegarLoop]: Abstraction has 10801 states and 11011 transitions. [2022-07-22 12:42:48,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 126.25) internal successors, (505), 4 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 10801 states and 11011 transitions. [2022-07-22 12:42:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2022-07-22 12:42:48,816 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:48,816 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:48,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-22 12:42:48,817 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:48,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:48,817 INFO L85 PathProgramCache]: Analyzing trace with hash 64552909, now seen corresponding path program 1 times [2022-07-22 12:42:48,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:48,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007216195] [2022-07-22 12:42:48,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:48,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:49,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1479 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 1236 trivial. 0 not checked. [2022-07-22 12:42:49,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:49,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007216195] [2022-07-22 12:42:49,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007216195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:49,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:49,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:42:49,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241933199] [2022-07-22 12:42:49,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:49,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:42:49,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:49,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:42:49,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:42:49,263 INFO L87 Difference]: Start difference. First operand 10801 states and 11011 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:49,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:49,917 INFO L93 Difference]: Finished difference Result 22796 states and 23251 transitions. [2022-07-22 12:42:49,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:42:49,917 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 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 982 [2022-07-22 12:42:49,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:49,927 INFO L225 Difference]: With dead ends: 22796 [2022-07-22 12:42:49,927 INFO L226 Difference]: Without dead ends: 12296 [2022-07-22 12:42:49,932 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 [2022-07-22 12:42:49,933 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 268 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:49,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 81 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 12:42:49,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12296 states. [2022-07-22 12:42:50,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12296 to 11399. [2022-07-22 12:42:50,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11399 states, 11398 states have (on average 1.0157922442533778) internal successors, (11578), 11398 states have internal predecessors, (11578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11399 states to 11399 states and 11578 transitions. [2022-07-22 12:42:50,025 INFO L78 Accepts]: Start accepts. Automaton has 11399 states and 11578 transitions. Word has length 982 [2022-07-22 12:42:50,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:50,026 INFO L495 AbstractCegarLoop]: Abstraction has 11399 states and 11578 transitions. [2022-07-22 12:42:50,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:50,026 INFO L276 IsEmpty]: Start isEmpty. Operand 11399 states and 11578 transitions. [2022-07-22 12:42:50,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1220 [2022-07-22 12:42:50,040 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:42:50,041 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:42:50,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-22 12:42:50,041 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:42:50,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:42:50,042 INFO L85 PathProgramCache]: Analyzing trace with hash 2051312887, now seen corresponding path program 1 times [2022-07-22 12:42:50,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:42:50,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197220622] [2022-07-22 12:42:50,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:42:50,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:42:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:42:50,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2397 backedges. 1166 proven. 0 refuted. 0 times theorem prover too weak. 1231 trivial. 0 not checked. [2022-07-22 12:42:50,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:42:50,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197220622] [2022-07-22 12:42:50,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197220622] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:42:50,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:42:50,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 12:42:50,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819532859] [2022-07-22 12:42:50,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:42:50,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 12:42:50,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:42:50,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 12:42:50,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:42:50,434 INFO L87 Difference]: Start difference. First operand 11399 states and 11578 transitions. Second operand has 5 states, 5 states have (on average 117.6) internal successors, (588), 5 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:51,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:42:51,797 INFO L93 Difference]: Finished difference Result 26400 states and 26814 transitions. [2022-07-22 12:42:51,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:42:51,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 117.6) internal successors, (588), 5 states have internal predecessors, (588), 0 states have call successors, (0), 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 1219 [2022-07-22 12:42:51,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:42:51,799 INFO L225 Difference]: With dead ends: 26400 [2022-07-22 12:42:51,816 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 12:42:51,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:42:51,827 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 774 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 774 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-22 12:42:51,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [774 Valid, 59 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-22 12:42:51,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 12:42:51,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 12:42:51,831 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) [2022-07-22 12:42:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 12:42:51,831 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1219 [2022-07-22 12:42:51,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:42:51,832 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:42:51,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 117.6) internal successors, (588), 5 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:42:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 12:42:51,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 12:42:51,834 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 12:42:51,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-22 12:42:51,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-22 12:43:02,025 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,026 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,027 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,028 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,029 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 206) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,030 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-22 12:43:02,031 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,032 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,033 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,034 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-22 12:43:02,035 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,036 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,037 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 12:43:02,038 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,039 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,040 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,041 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,042 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,043 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-22 12:43:02,044 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-22 12:43:02,045 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-22 12:43:02,046 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-22 12:43:02,046 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,046 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,046 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,046 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,046 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse28 (+ ~a0~0 61)) (.cse25 (+ ~a4~0 86))) (let ((.cse26 (+ ~a29~0 127)) (.cse29 (div ~a29~0 5)) (.cse19 (< 43 ~a29~0)) (.cse7 (= ~a2~0 4)) (.cse27 (< 195721 ~a29~0)) (.cse17 (<= ~a29~0 43)) (.cse3 (< 0 .cse25)) (.cse15 (= ~a2~0 1)) (.cse2 (<= .cse28 0))) (let ((.cse11 (let ((.cse30 (<= ~a29~0 401234))) (or (and .cse3 .cse15 .cse30) (and .cse15 .cse30 .cse2)))) (.cse22 (<= 0 (+ 126661 ~a29~0))) (.cse14 (not .cse17)) (.cse23 (or (and .cse3 .cse19 .cse7 .cse2) (and .cse7 .cse2 .cse27))) (.cse10 (<= 0 (+ 600000 ~a0~0))) (.cse0 (= 2 ~a2~0)) (.cse18 (<= 0 (+ ~a29~0 192415))) (.cse6 (<= (+ ~a0~0 147) 0)) (.cse20 (= 3 ~a2~0)) (.cse4 (< 0 (+ 168749 .cse29))) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse16 (<= (+ 98 ~a0~0) 0)) (.cse21 (<= 0 (+ 146 ~a0~0))) (.cse8 (or (not (= (mod ~a29~0 5) 0)) (< 0 (+ 168748 .cse29)))) (.cse13 (<= 5 ~a2~0)) (.cse9 (<= .cse26 0)) (.cse24 (not .cse19)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse12 (<= 0 (+ ~a29~0 143)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse5 .cse6 .cse11 .cse12) (and .cse10 .cse5 .cse6 .cse13 .cse14 .cse2) (and .cse1 .cse15 .cse2) (and .cse3 .cse5 .cse16 .cse13 .cse12 .cse17 .cse18) (and .cse3 .cse19 .cse5 .cse6 .cse20) (and .cse1 .cse13 .cse14) (and .cse3 .cse5 .cse16 .cse21 .cse13 .cse22 .cse17 .cse18) (and .cse10 .cse5 .cse23 .cse16 (<= 143458 ~a29~0)) (and .cse5 .cse21 .cse11 .cse12 .cse17) (and .cse3 .cse5 .cse0 .cse16 .cse21 .cse12 .cse2 .cse18) (and .cse24 .cse5 .cse16 .cse22 .cse20 .cse2) (and .cse15 (<= .cse25 0) .cse2 (<= (+ ~a29~0 144) 0)) (and .cse4 .cse1 .cse8 .cse20) (and .cse4 .cse5 .cse6 .cse8 .cse20 .cse9) (and (<= 0 .cse26) .cse1 .cse15 .cse9) (and .cse10 .cse5 .cse6 .cse15 .cse14) (and .cse0 .cse16 .cse21 .cse14 .cse2) (and .cse10 .cse0 .cse6 .cse14 .cse2) (and .cse4 .cse0 .cse1 .cse8) (and .cse5 .cse16 .cse21 .cse13 .cse14 .cse2 .cse27) (and .cse10 .cse5 .cse23 .cse6) (and .cse1 .cse7 .cse2) (and .cse10 .cse5 .cse6 .cse7 .cse12 .cse17 .cse2) (and .cse3 .cse10 .cse5 .cse0 .cse6 .cse2 .cse18) (and .cse4 .cse5 .cse16 .cse21 .cse8 .cse20 .cse2) (and .cse5 .cse6 (<= 96176 ~a29~0) .cse20 .cse2) (and .cse1 .cse20 .cse2) (and (<= 28 ~a0~0) .cse4 .cse1 .cse7 .cse8 .cse9) (and (< 0 .cse28) .cse1 .cse13 .cse12) (and .cse1 .cse21 .cse13 .cse2) (and .cse4 .cse5 .cse16 .cse21 .cse15 .cse8) (and .cse1 .cse13 .cse9 .cse2) (and .cse24 .cse1 .cse7 .cse12))))) [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,047 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,048 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,049 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 12:43:02,050 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,050 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,050 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,050 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,050 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse25 (+ ~a0~0 61)) (.cse23 (+ ~a4~0 86))) (let ((.cse21 (+ ~a29~0 127)) (.cse27 (div ~a29~0 5)) (.cse22 (<= ~a29~0 43)) (.cse3 (< 0 .cse23)) (.cse26 (< 43 ~a29~0)) (.cse7 (= ~a2~0 4)) (.cse2 (<= .cse25 0)) (.cse24 (< 195721 ~a29~0))) (let ((.cse19 (or (and .cse3 .cse26 .cse7 .cse2) (and .cse7 .cse2 .cse24))) (.cse18 (<= 0 (+ 600000 ~a0~0))) (.cse0 (= 2 ~a2~0)) (.cse14 (<= 0 (+ ~a29~0 192415))) (.cse15 (not .cse22)) (.cse6 (<= (+ ~a0~0 147) 0)) (.cse16 (= 3 ~a2~0)) (.cse4 (< 0 (+ 168749 .cse27))) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse12 (<= 0 (+ 146 ~a0~0))) (.cse17 (= ~a2~0 1)) (.cse8 (or (not (= (mod ~a29~0 5) 0)) (< 0 (+ 168748 .cse27)))) (.cse13 (<= 5 ~a2~0)) (.cse9 (<= .cse21 0)) (.cse10 (not .cse26)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse20 (<= 0 (+ ~a29~0 143)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse3 .cse10 .cse5 .cse11 .cse12 .cse13 (<= 0 (+ 126661 ~a29~0)) .cse2 .cse14) (and .cse3 .cse5 .cse6 .cse15 .cse16) (and .cse1 .cse17 .cse2) (and .cse1 .cse13 .cse15) (and .cse18 .cse5 .cse19 .cse11 (<= 143458 ~a29~0)) (and .cse18 .cse10 .cse5 (or (and .cse17 .cse2) (and .cse3 .cse17)) .cse20) (and .cse3 .cse5 .cse0 .cse11 .cse12 .cse20 .cse2 .cse14) (and .cse4 .cse1 .cse8 .cse16) (and (<= 0 .cse21) .cse1 .cse17 .cse9) (and .cse18 .cse5 .cse6 .cse13 .cse15) (and .cse18 .cse5 .cse6 .cse17 .cse15) (and .cse0 .cse11 .cse12 .cse15 .cse2) (and .cse18 .cse0 .cse6 .cse15 .cse2) (and .cse4 .cse0 .cse1 .cse8) (and .cse4 .cse5 .cse6 .cse8 .cse16 .cse22) (and .cse18 .cse5 .cse19 .cse6) (and .cse3 .cse5 .cse6 .cse13 .cse20 .cse22 .cse2 .cse14) (and .cse1 .cse7 .cse2) (and .cse17 (<= .cse23 0) (<= (+ ~a29~0 144) 0)) (and .cse18 .cse5 .cse6 .cse7 .cse20 .cse22 .cse2) (and .cse3 .cse18 .cse5 .cse0 .cse6 .cse2 .cse14) (and .cse5 .cse11 .cse12 .cse13 .cse15 .cse24) (and .cse4 .cse5 .cse11 .cse12 .cse8 .cse16 .cse2) (and .cse5 .cse6 (<= 96176 ~a29~0) .cse16 .cse2) (and .cse1 .cse16 .cse2) (and (<= 28 ~a0~0) .cse4 .cse1 .cse7 .cse8 .cse9) (and (< 0 .cse25) .cse1 .cse13 .cse20) (and .cse1 .cse12 .cse13 .cse2) (and .cse4 .cse5 .cse11 .cse12 .cse17 .cse8) (and .cse1 .cse13 .cse9 .cse2) (and .cse10 .cse1 .cse7 .cse20))))) [2022-07-22 12:43:02,050 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,050 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-22 12:43:02,050 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,051 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-22 12:43:02,052 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,053 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-22 12:43:02,054 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse25 (+ ~a0~0 61)) (.cse23 (+ ~a4~0 86))) (let ((.cse21 (+ ~a29~0 127)) (.cse27 (div ~a29~0 5)) (.cse22 (<= ~a29~0 43)) (.cse3 (< 0 .cse23)) (.cse26 (< 43 ~a29~0)) (.cse7 (= ~a2~0 4)) (.cse2 (<= .cse25 0)) (.cse24 (< 195721 ~a29~0))) (let ((.cse19 (or (and .cse3 .cse26 .cse7 .cse2) (and .cse7 .cse2 .cse24))) (.cse18 (<= 0 (+ 600000 ~a0~0))) (.cse0 (= 2 ~a2~0)) (.cse14 (<= 0 (+ ~a29~0 192415))) (.cse15 (not .cse22)) (.cse6 (<= (+ ~a0~0 147) 0)) (.cse16 (= 3 ~a2~0)) (.cse4 (< 0 (+ 168749 .cse27))) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse12 (<= 0 (+ 146 ~a0~0))) (.cse17 (= ~a2~0 1)) (.cse8 (or (not (= (mod ~a29~0 5) 0)) (< 0 (+ 168748 .cse27)))) (.cse13 (<= 5 ~a2~0)) (.cse9 (<= .cse21 0)) (.cse10 (not .cse26)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse20 (<= 0 (+ ~a29~0 143)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse3 .cse10 .cse5 .cse11 .cse12 .cse13 (<= 0 (+ 126661 ~a29~0)) .cse2 .cse14) (and .cse3 .cse5 .cse6 .cse15 .cse16) (and .cse1 .cse17 .cse2) (and .cse1 .cse13 .cse15) (and .cse18 .cse5 .cse19 .cse11 (<= 143458 ~a29~0)) (and .cse18 .cse10 .cse5 (or (and .cse17 .cse2) (and .cse3 .cse17)) .cse20) (and .cse3 .cse5 .cse0 .cse11 .cse12 .cse20 .cse2 .cse14) (and .cse4 .cse1 .cse8 .cse16) (and (<= 0 .cse21) .cse1 .cse17 .cse9) (and .cse18 .cse5 .cse6 .cse13 .cse15) (and .cse18 .cse5 .cse6 .cse17 .cse15) (and .cse0 .cse11 .cse12 .cse15 .cse2) (and .cse18 .cse0 .cse6 .cse15 .cse2) (and .cse4 .cse0 .cse1 .cse8) (and .cse4 .cse5 .cse6 .cse8 .cse16 .cse22) (and .cse18 .cse5 .cse19 .cse6) (and .cse3 .cse5 .cse6 .cse13 .cse20 .cse22 .cse2 .cse14) (and .cse1 .cse7 .cse2) (and .cse17 (<= .cse23 0) (<= (+ ~a29~0 144) 0)) (and .cse18 .cse5 .cse6 .cse7 .cse20 .cse22 .cse2) (and .cse3 .cse18 .cse5 .cse0 .cse6 .cse2 .cse14) (and .cse5 .cse11 .cse12 .cse13 .cse15 .cse24) (and .cse4 .cse5 .cse11 .cse12 .cse8 .cse16 .cse2) (and .cse5 .cse6 (<= 96176 ~a29~0) .cse16 .cse2) (and .cse1 .cse16 .cse2) (and (<= 28 ~a0~0) .cse4 .cse1 .cse7 .cse8 .cse9) (and (< 0 .cse25) .cse1 .cse13 .cse20) (and .cse1 .cse12 .cse13 .cse2) (and .cse4 .cse5 .cse11 .cse12 .cse17 .cse8) (and .cse1 .cse13 .cse9 .cse2) (and .cse10 .cse1 .cse7 .cse20))))) [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,055 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-22 12:43:02,056 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,057 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-22 12:43:02,058 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,059 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-22 12:43:02,059 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-22 12:43:02,061 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] [2022-07-22 12:43:02,062 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 12:43:02,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 12:43:02 BoogieIcfgContainer [2022-07-22 12:43:02,086 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 12:43:02,087 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 12:43:02,087 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 12:43:02,093 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 12:43:02,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:42:01" (3/4) ... [2022-07-22 12:43:02,096 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 12:43:02,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-22 12:43:02,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-22 12:43:02,123 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 12:43:02,125 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 12:43:02,232 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 12:43:02,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 12:43:02,232 INFO L158 Benchmark]: Toolchain (without parser) took 63401.93ms. Allocated memory was 115.3MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 76.5MB in the beginning and 755.6MB in the end (delta: -679.1MB). Peak memory consumption was 336.9MB. Max. memory is 16.1GB. [2022-07-22 12:43:02,232 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 32.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 12:43:02,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.34ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 67.4MB in the end (delta: 8.9MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2022-07-22 12:43:02,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.99ms. Allocated memory was 115.3MB in the beginning and 155.2MB in the end (delta: 39.8MB). Free memory was 67.4MB in the beginning and 96.5MB in the end (delta: -29.1MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2022-07-22 12:43:02,233 INFO L158 Benchmark]: Boogie Preprocessor took 158.69ms. Allocated memory is still 155.2MB. Free memory was 96.5MB in the beginning and 78.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-22 12:43:02,233 INFO L158 Benchmark]: RCFGBuilder took 1906.05ms. Allocated memory was 155.2MB in the beginning and 243.3MB in the end (delta: 88.1MB). Free memory was 78.7MB in the beginning and 106.8MB in the end (delta: -28.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2022-07-22 12:43:02,234 INFO L158 Benchmark]: TraceAbstraction took 60371.32ms. Allocated memory was 243.3MB in the beginning and 1.1GB in the end (delta: 889.2MB). Free memory was 106.8MB in the beginning and 780.2MB in the end (delta: -673.4MB). Peak memory consumption was 722.5MB. Max. memory is 16.1GB. [2022-07-22 12:43:02,235 INFO L158 Benchmark]: Witness Printer took 145.27ms. Allocated memory is still 1.1GB. Free memory was 780.2MB in the beginning and 755.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-22 12:43:02,237 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 32.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 639.34ms. Allocated memory is still 115.3MB. Free memory was 76.3MB in the beginning and 67.4MB in the end (delta: 8.9MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.99ms. Allocated memory was 115.3MB in the beginning and 155.2MB in the end (delta: 39.8MB). Free memory was 67.4MB in the beginning and 96.5MB in the end (delta: -29.1MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 158.69ms. Allocated memory is still 155.2MB. Free memory was 96.5MB in the beginning and 78.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1906.05ms. Allocated memory was 155.2MB in the beginning and 243.3MB in the end (delta: 88.1MB). Free memory was 78.7MB in the beginning and 106.8MB in the end (delta: -28.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * TraceAbstraction took 60371.32ms. Allocated memory was 243.3MB in the beginning and 1.1GB in the end (delta: 889.2MB). Free memory was 106.8MB in the beginning and 780.2MB in the end (delta: -673.4MB). Peak memory consumption was 722.5MB. Max. memory is 16.1GB. * Witness Printer took 145.27ms. Allocated memory is still 1.1GB. Free memory was 780.2MB in the beginning and 755.6MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 206]: 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: 60.3s, OverallIterations: 20, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 36.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13457 SdHoareTripleChecker+Valid, 33.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13457 mSDsluCounter, 7273 SdHoareTripleChecker+Invalid, 27.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1182 mSDsCounter, 4853 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38129 IncrementalHoareTripleChecker+Invalid, 42982 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4853 mSolverCounterUnsat, 6091 mSDtfsCounter, 38129 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6183 GetRequests, 6077 SyntacticMatches, 1 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1108 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19818occurred in iteration=16, InterpolantAutomatonStates: 125, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 20 MinimizatonAttempts, 25761 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 242 NumberOfFragments, 2863 HoareAnnotationTreeSize, 4 FomulaSimplifications, 19223 FormulaSimplificationTreeSizeReduction, 4.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 89389 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 7.5s InterpolantComputationTime, 15173 NumberOfCodeBlocks, 15173 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 17316 ConstructedInterpolants, 156 QuantifiedInterpolants, 61041 SizeOfPredicates, 6 NumberOfNonLiveVariables, 4753 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 29 InterpolantComputations, 18 PerfectInterpolantSequences, 21737/23188 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: (((((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((((((0 < a4 + 86 && 0 < 168749 + a29 / 5) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && a29 + 127 <= 0)) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 <= a29 + 143)) || (((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && 0 <= a29 + 143) && a29 <= 43) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2)) || ((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43))) || (((((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2) && 0 <= 126661 + a29) && a29 <= 43) && 0 <= a29 + 192415)) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && ((((0 < a4 + 86 && 43 < a29) && a2 == 4) && a0 + 61 <= 0) || ((a2 == 4 && a0 + 61 <= 0) && 195721 < a29))) && 98 + a0 <= 0) && 143458 <= a29)) || ((((42 + a4 <= 0 && 0 <= 146 + a0) && (((0 < a4 + 86 && a2 == 1) && a29 <= 401234) || ((a2 == 1 && a29 <= 401234) && a0 + 61 <= 0))) && 0 <= a29 + 143) && a29 <= 43)) || (((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) && 0 <= a29 + 143) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((((!(43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 126661 + a29) && 3 == a2) && a0 + 61 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || (((0 < 168749 + a29 / 5 && 89 + a4 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2)) || (((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && a0 + 147 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2) && a29 + 127 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0)) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || ((((2 == a2 && 98 + a0 <= 0) && 0 <= 146 + a0) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 600000 + a0 && 2 == a2) && a0 + 147 <= 0) && !(a29 <= 43)) && a0 + 61 <= 0)) || (((0 < 168749 + a29 / 5 && 2 == a2) && 89 + a4 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5))) || ((((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2) && !(a29 <= 43)) && a0 + 61 <= 0) && 195721 < a29)) || (((0 <= 600000 + a0 && 42 + a4 <= 0) && ((((0 < a4 + 86 && 43 < a29) && a2 == 4) && a0 + 61 <= 0) || ((a2 == 4 && a0 + 61 <= 0) && 195721 < a29))) && a0 + 147 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= a29 + 143) && a29 <= 43) && a0 + 61 <= 0)) || ((((((0 < a4 + 86 && 0 <= 600000 + a0) && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && a0 + 147 <= 0) && 96176 <= a29) && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || (((((28 <= a0 && 0 < 168749 + a29 / 5) && 89 + a4 <= 0) && a2 == 4) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && a29 + 127 <= 0)) || (((0 < a0 + 61 && 89 + a4 <= 0) && 5 <= a2) && 0 <= a29 + 143)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5))) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 127 <= 0) && a0 + 61 <= 0)) || (((!(43 < a29) && 89 + a4 <= 0) && a2 == 4) && 0 <= a29 + 143) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((((((0 < a4 + 86 && 0 < 168749 + a29 / 5) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && a29 + 127 <= 0)) || ((((((((0 < a4 + 86 && !(43 < a29)) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2) && 0 <= 126661 + a29) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43))) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && ((((0 < a4 + 86 && 43 < a29) && a2 == 4) && a0 + 61 <= 0) || ((a2 == 4 && a0 + 61 <= 0) && 195721 < a29))) && 98 + a0 <= 0) && 143458 <= a29)) || ((((0 <= 600000 + a0 && !(43 < a29)) && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 143)) || (((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) && 0 <= a29 + 143) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((0 < 168749 + a29 / 5 && 89 + a4 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2)) || (((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0)) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || ((((2 == a2 && 98 + a0 <= 0) && 0 <= 146 + a0) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 600000 + a0 && 2 == a2) && a0 + 147 <= 0) && !(a29 <= 43)) && a0 + 61 <= 0)) || (((0 < 168749 + a29 / 5 && 2 == a2) && 89 + a4 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5))) || (((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && a0 + 147 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2) && a29 <= 43)) || (((0 <= 600000 + a0 && 42 + a4 <= 0) && ((((0 < a4 + 86 && 43 < a29) && a2 == 4) && a0 + 61 <= 0) || ((a2 == 4 && a0 + 61 <= 0) && 195721 < a29))) && a0 + 147 <= 0)) || (((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && 0 <= a29 + 143) && a29 <= 43) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= a29 + 143) && a29 <= 43) && a0 + 61 <= 0)) || ((((((0 < a4 + 86 && 0 <= 600000 + a0) && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2) && !(a29 <= 43)) && 195721 < a29)) || ((((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && a0 + 147 <= 0) && 96176 <= a29) && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || (((((28 <= a0 && 0 < 168749 + a29 / 5) && 89 + a4 <= 0) && a2 == 4) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && a29 + 127 <= 0)) || (((0 < a0 + 61 && 89 + a4 <= 0) && 5 <= a2) && 0 <= a29 + 143)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5))) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 127 <= 0) && a0 + 61 <= 0)) || (((!(43 < a29) && 89 + a4 <= 0) && a2 == 4) && 0 <= a29 + 143) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((((((0 < a4 + 86 && 0 < 168749 + a29 / 5) && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && a29 + 127 <= 0)) || ((((((((0 < a4 + 86 && !(43 < a29)) && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2) && 0 <= 126661 + a29) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43))) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && ((((0 < a4 + 86 && 43 < a29) && a2 == 4) && a0 + 61 <= 0) || ((a2 == 4 && a0 + 61 <= 0) && 195721 < a29))) && 98 + a0 <= 0) && 143458 <= a29)) || ((((0 <= 600000 + a0 && !(43 < a29)) && 42 + a4 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 143)) || (((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0) && 0 <= 146 + a0) && 0 <= a29 + 143) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((0 < 168749 + a29 / 5 && 89 + a4 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2)) || (((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0)) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && !(a29 <= 43))) || ((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || ((((2 == a2 && 98 + a0 <= 0) && 0 <= 146 + a0) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((((0 <= 600000 + a0 && 2 == a2) && a0 + 147 <= 0) && !(a29 <= 43)) && a0 + 61 <= 0)) || (((0 < 168749 + a29 / 5 && 2 == a2) && 89 + a4 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5))) || (((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && a0 + 147 <= 0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2) && a29 <= 43)) || (((0 <= 600000 + a0 && 42 + a4 <= 0) && ((((0 < a4 + 86 && 43 < a29) && a2 == 4) && a0 + 61 <= 0) || ((a2 == 4 && a0 + 61 <= 0) && 195721 < a29))) && a0 + 147 <= 0)) || (((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && 0 <= a29 + 143) && a29 <= 43) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((((0 <= 600000 + a0 && 42 + a4 <= 0) && a0 + 147 <= 0) && a2 == 4) && 0 <= a29 + 143) && a29 <= 43) && a0 + 61 <= 0)) || ((((((0 < a4 + 86 && 0 <= 600000 + a0) && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && a0 + 61 <= 0) && 0 <= a29 + 192415)) || (((((42 + a4 <= 0 && 98 + a0 <= 0) && 0 <= 146 + a0) && 5 <= a2) && !(a29 <= 43)) && 195721 < a29)) || ((((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && 3 == a2) && a0 + 61 <= 0)) || ((((42 + a4 <= 0 && a0 + 147 <= 0) && 96176 <= a29) && 3 == a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || (((((28 <= a0 && 0 < 168749 + a29 / 5) && 89 + a4 <= 0) && a2 == 4) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5)) && a29 + 127 <= 0)) || (((0 < a0 + 61 && 89 + a4 <= 0) && 5 <= a2) && 0 <= a29 + 143)) || (((89 + a4 <= 0 && 0 <= 146 + a0) && 5 <= a2) && a0 + 61 <= 0)) || (((((0 < 168749 + a29 / 5 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1) && (!(a29 % 5 == 0) || 0 < 168748 + a29 / 5))) || (((89 + a4 <= 0 && 5 <= a2) && a29 + 127 <= 0) && a0 + 61 <= 0)) || (((!(43 < a29) && 89 + a4 <= 0) && a2 == 4) && 0 <= a29 + 143) RESULT: Ultimate proved your program to be correct! [2022-07-22 12:43:02,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE