./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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/Problem11_label57.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 ab973685a1b1efc862bdc104a7ab81fdba6d1304eec57508bfc6ec40b5ec7e50 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 12:07:47,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 12:07:47,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 12:07:47,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 12:07:47,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 12:07:47,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 12:07:47,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 12:07:47,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 12:07:47,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 12:07:47,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 12:07:47,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 12:07:47,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 12:07:47,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 12:07:47,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 12:07:47,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 12:07:47,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 12:07:47,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 12:07:47,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 12:07:47,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 12:07:47,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 12:07:47,743 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 12:07:47,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 12:07:47,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 12:07:47,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 12:07:47,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 12:07:47,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 12:07:47,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 12:07:47,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 12:07:47,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 12:07:47,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 12:07:47,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 12:07:47,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 12:07:47,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 12:07:47,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 12:07:47,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 12:07:47,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 12:07:47,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 12:07:47,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 12:07:47,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 12:07:47,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 12:07:47,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 12:07:47,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 12:07:47,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 12:07:47,785 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 12:07:47,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 12:07:47,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 12:07:47,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 12:07:47,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 12:07:47,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 12:07:47,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 12:07:47,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 12:07:47,788 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 12:07:47,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 12:07:47,789 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 12:07:47,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 12:07:47,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 12:07:47,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 12:07:47,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 12:07:47,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 12:07:47,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 12:07:47,790 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 12:07:47,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 12:07:47,792 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 12:07:47,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 12:07:47,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 12:07:47,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 12:07:47,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 12:07:47,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 12:07:47,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 12:07:47,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 12:07:47,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 12:07:47,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 12:07:47,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 12:07:47,794 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 12:07:47,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 12:07:47,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 12:07:47,794 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab973685a1b1efc862bdc104a7ab81fdba6d1304eec57508bfc6ec40b5ec7e50 [2022-07-19 12:07:47,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 12:07:48,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 12:07:48,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 12:07:48,019 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 12:07:48,020 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 12:07:48,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2022-07-19 12:07:48,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e6f7546c/4ee67105ee464c02a6196c2562af6c9f/FLAGd70aae42e [2022-07-19 12:07:48,629 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 12:07:48,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2022-07-19 12:07:48,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e6f7546c/4ee67105ee464c02a6196c2562af6c9f/FLAGd70aae42e [2022-07-19 12:07:49,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e6f7546c/4ee67105ee464c02a6196c2562af6c9f [2022-07-19 12:07:49,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 12:07:49,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 12:07:49,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 12:07:49,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 12:07:49,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 12:07:49,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@449901fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49, skipping insertion in model container [2022-07-19 12:07:49,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 12:07:49,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 12:07:49,422 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/Problem11_label57.c[6683,6696] [2022-07-19 12:07:49,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 12:07:49,631 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 12:07:49,654 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/Problem11_label57.c[6683,6696] [2022-07-19 12:07:49,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 12:07:49,750 INFO L208 MainTranslator]: Completed translation [2022-07-19 12:07:49,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49 WrapperNode [2022-07-19 12:07:49,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 12:07:49,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 12:07:49,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 12:07:49,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 12:07:49,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,876 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-07-19 12:07:49,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 12:07:49,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 12:07:49,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 12:07:49,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 12:07:49,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 12:07:49,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 12:07:49,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 12:07:49,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 12:07:49,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (1/1) ... [2022-07-19 12:07:49,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 12:07:50,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 12:07:50,021 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) [2022-07-19 12:07:50,051 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 [2022-07-19 12:07:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 12:07:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 12:07:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 12:07:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 12:07:50,122 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 12:07:50,123 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 12:07:51,286 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 12:07:51,294 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 12:07:51,295 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-19 12:07:51,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 12:07:51 BoogieIcfgContainer [2022-07-19 12:07:51,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 12:07:51,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 12:07:51,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 12:07:51,301 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 12:07:51,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 12:07:49" (1/3) ... [2022-07-19 12:07:51,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786df1bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 12:07:51, skipping insertion in model container [2022-07-19 12:07:51,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:07:49" (2/3) ... [2022-07-19 12:07:51,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786df1bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 12:07:51, skipping insertion in model container [2022-07-19 12:07:51,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 12:07:51" (3/3) ... [2022-07-19 12:07:51,304 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label57.c [2022-07-19 12:07:51,315 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 12:07:51,316 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 12:07:51,359 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 12:07:51,366 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@6605ae33, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@cf61495 [2022-07-19 12:07:51,366 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 12:07:51,376 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-07-19 12:07:51,420 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:51,421 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] [2022-07-19 12:07:51,422 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:51,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:51,427 INFO L85 PathProgramCache]: Analyzing trace with hash 291089130, now seen corresponding path program 1 times [2022-07-19 12:07:51,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:51,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849732715] [2022-07-19 12:07:51,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:51,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:51,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:07:51,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:51,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849732715] [2022-07-19 12:07:51,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849732715] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:51,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:51,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:07:51,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412989211] [2022-07-19 12:07:51,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:51,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:51,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:51,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:51,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:51,673 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 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 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:52,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:52,679 INFO L93 Difference]: Finished difference Result 769 states and 1360 transitions. [2022-07-19 12:07:52,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:07:52,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2022-07-19 12:07:52,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:52,693 INFO L225 Difference]: With dead ends: 769 [2022-07-19 12:07:52,693 INFO L226 Difference]: Without dead ends: 422 [2022-07-19 12:07:52,696 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 [2022-07-19 12:07:52,699 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 194 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:52,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 163 Invalid, 791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-19 12:07:52,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2022-07-19 12:07:52,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 412. [2022-07-19 12:07:52,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 411 states have (on average 1.5231143552311435) internal successors, (626), 411 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:52,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 626 transitions. [2022-07-19 12:07:52,751 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 626 transitions. Word has length 46 [2022-07-19 12:07:52,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:52,752 INFO L495 AbstractCegarLoop]: Abstraction has 412 states and 626 transitions. [2022-07-19 12:07:52,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 626 transitions. [2022-07-19 12:07:52,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-19 12:07:52,755 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:52,756 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:07:52,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 12:07:52,756 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:52,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:52,757 INFO L85 PathProgramCache]: Analyzing trace with hash -1505441561, now seen corresponding path program 1 times [2022-07-19 12:07:52,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:52,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640736472] [2022-07-19 12:07:52,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:52,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:07:52,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:52,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640736472] [2022-07-19 12:07:52,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640736472] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:52,921 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:52,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:07:52,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726103371] [2022-07-19 12:07:52,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:52,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:52,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:52,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:52,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:52,924 INFO L87 Difference]: Start difference. First operand 412 states and 626 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:53,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:53,607 INFO L93 Difference]: Finished difference Result 1194 states and 1821 transitions. [2022-07-19 12:07:53,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:07:53,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 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 112 [2022-07-19 12:07:53,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:53,612 INFO L225 Difference]: With dead ends: 1194 [2022-07-19 12:07:53,612 INFO L226 Difference]: Without dead ends: 784 [2022-07-19 12:07:53,616 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 [2022-07-19 12:07:53,618 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 175 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:53,618 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 154 Invalid, 631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:07:53,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2022-07-19 12:07:53,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 784. [2022-07-19 12:07:53,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 784 states, 783 states have (on average 1.3742017879948913) internal successors, (1076), 783 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 784 states and 1076 transitions. [2022-07-19 12:07:53,647 INFO L78 Accepts]: Start accepts. Automaton has 784 states and 1076 transitions. Word has length 112 [2022-07-19 12:07:53,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:53,648 INFO L495 AbstractCegarLoop]: Abstraction has 784 states and 1076 transitions. [2022-07-19 12:07:53,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1076 transitions. [2022-07-19 12:07:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-07-19 12:07:53,652 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:53,652 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:07:53,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 12:07:53,653 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:53,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:53,653 INFO L85 PathProgramCache]: Analyzing trace with hash -894229091, now seen corresponding path program 1 times [2022-07-19 12:07:53,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:53,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516492982] [2022-07-19 12:07:53,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:53,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:07:53,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:53,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516492982] [2022-07-19 12:07:53,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516492982] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:53,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:53,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:07:53,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831287342] [2022-07-19 12:07:53,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:53,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:53,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:53,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:53,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:53,772 INFO L87 Difference]: Start difference. First operand 784 states and 1076 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:54,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:54,400 INFO L93 Difference]: Finished difference Result 1936 states and 2599 transitions. [2022-07-19 12:07:54,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:07:54,401 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 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 116 [2022-07-19 12:07:54,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:54,406 INFO L225 Difference]: With dead ends: 1936 [2022-07-19 12:07:54,406 INFO L226 Difference]: Without dead ends: 1154 [2022-07-19 12:07:54,408 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 [2022-07-19 12:07:54,409 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 119 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:54,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 190 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-19 12:07:54,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2022-07-19 12:07:54,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1153. [2022-07-19 12:07:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1153 states, 1152 states have (on average 1.2699652777777777) internal successors, (1463), 1152 states have internal predecessors, (1463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1463 transitions. [2022-07-19 12:07:54,432 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1463 transitions. Word has length 116 [2022-07-19 12:07:54,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:54,433 INFO L495 AbstractCegarLoop]: Abstraction has 1153 states and 1463 transitions. [2022-07-19 12:07:54,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:54,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1463 transitions. [2022-07-19 12:07:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-07-19 12:07:54,437 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:54,437 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:07:54,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 12:07:54,438 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:54,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:54,439 INFO L85 PathProgramCache]: Analyzing trace with hash -2025377530, now seen corresponding path program 1 times [2022-07-19 12:07:54,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:54,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331593356] [2022-07-19 12:07:54,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:54,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:54,633 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-07-19 12:07:54,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:54,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331593356] [2022-07-19 12:07:54,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331593356] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:54,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:54,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:07:54,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245895089] [2022-07-19 12:07:54,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:54,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:54,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:54,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:54,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:54,640 INFO L87 Difference]: Start difference. First operand 1153 states and 1463 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:55,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:55,228 INFO L93 Difference]: Finished difference Result 2494 states and 3189 transitions. [2022-07-19 12:07:55,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:07:55,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 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 158 [2022-07-19 12:07:55,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:55,242 INFO L225 Difference]: With dead ends: 2494 [2022-07-19 12:07:55,242 INFO L226 Difference]: Without dead ends: 1527 [2022-07-19 12:07:55,244 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 [2022-07-19 12:07:55,256 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 106 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:55,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 154 Invalid, 561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-19 12:07:55,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2022-07-19 12:07:55,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 1526. [2022-07-19 12:07:55,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1526 states, 1525 states have (on average 1.2557377049180327) internal successors, (1915), 1525 states have internal predecessors, (1915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1915 transitions. [2022-07-19 12:07:55,289 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1915 transitions. Word has length 158 [2022-07-19 12:07:55,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:55,291 INFO L495 AbstractCegarLoop]: Abstraction has 1526 states and 1915 transitions. [2022-07-19 12:07:55,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:55,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1915 transitions. [2022-07-19 12:07:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-07-19 12:07:55,293 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:55,293 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:07:55,293 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 12:07:55,294 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:55,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:55,294 INFO L85 PathProgramCache]: Analyzing trace with hash 383208159, now seen corresponding path program 1 times [2022-07-19 12:07:55,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:55,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754161356] [2022-07-19 12:07:55,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:55,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:07:55,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:55,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754161356] [2022-07-19 12:07:55,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754161356] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:55,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:55,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:07:55,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728003939] [2022-07-19 12:07:55,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:55,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 12:07:55,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:55,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 12:07:55,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 12:07:55,461 INFO L87 Difference]: Start difference. First operand 1526 states and 1915 transitions. Second operand has 4 states, 4 states have (on average 43.25) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:56,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:56,628 INFO L93 Difference]: Finished difference Result 4915 states and 6344 transitions. [2022-07-19 12:07:56,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 12:07:56,629 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 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 173 [2022-07-19 12:07:56,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:56,642 INFO L225 Difference]: With dead ends: 4915 [2022-07-19 12:07:56,643 INFO L226 Difference]: Without dead ends: 3575 [2022-07-19 12:07:56,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 12:07:56,647 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 317 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 1106 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 1275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:56,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 91 Invalid, 1275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1106 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-19 12:07:56,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3575 states. [2022-07-19 12:07:56,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3575 to 3390. [2022-07-19 12:07:56,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3390 states, 3389 states have (on average 1.2564178223664797) internal successors, (4258), 3389 states have internal predecessors, (4258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:56,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 4258 transitions. [2022-07-19 12:07:56,722 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 4258 transitions. Word has length 173 [2022-07-19 12:07:56,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:56,723 INFO L495 AbstractCegarLoop]: Abstraction has 3390 states and 4258 transitions. [2022-07-19 12:07:56,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 43.25) internal successors, (173), 3 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:56,724 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 4258 transitions. [2022-07-19 12:07:56,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-07-19 12:07:56,727 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:56,727 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, 2, 2, 2, 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] [2022-07-19 12:07:56,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-19 12:07:56,728 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:56,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:56,728 INFO L85 PathProgramCache]: Analyzing trace with hash 729532089, now seen corresponding path program 1 times [2022-07-19 12:07:56,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:56,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893127886] [2022-07-19 12:07:56,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:56,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:56,859 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-07-19 12:07:56,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:56,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893127886] [2022-07-19 12:07:56,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893127886] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:56,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:56,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:07:56,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321771590] [2022-07-19 12:07:56,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:56,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:56,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:56,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:56,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:56,862 INFO L87 Difference]: Start difference. First operand 3390 states and 4258 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:57,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:57,647 INFO L93 Difference]: Finished difference Result 7705 states and 9814 transitions. [2022-07-19 12:07:57,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:07:57,648 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 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 228 [2022-07-19 12:07:57,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:57,664 INFO L225 Difference]: With dead ends: 7705 [2022-07-19 12:07:57,664 INFO L226 Difference]: Without dead ends: 4685 [2022-07-19 12:07:57,667 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 [2022-07-19 12:07:57,668 INFO L413 NwaCegarLoop]: 370 mSDtfsCounter, 151 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:57,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 391 Invalid, 680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:07:57,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2022-07-19 12:07:57,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 4678. [2022-07-19 12:07:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4678 states, 4677 states have (on average 1.2242890741928587) internal successors, (5726), 4677 states have internal predecessors, (5726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4678 states to 4678 states and 5726 transitions. [2022-07-19 12:07:57,752 INFO L78 Accepts]: Start accepts. Automaton has 4678 states and 5726 transitions. Word has length 228 [2022-07-19 12:07:57,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:57,752 INFO L495 AbstractCegarLoop]: Abstraction has 4678 states and 5726 transitions. [2022-07-19 12:07:57,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:57,753 INFO L276 IsEmpty]: Start isEmpty. Operand 4678 states and 5726 transitions. [2022-07-19 12:07:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-07-19 12:07:57,756 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:57,756 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-19 12:07:57,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-19 12:07:57,757 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:57,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:57,759 INFO L85 PathProgramCache]: Analyzing trace with hash 644267722, now seen corresponding path program 1 times [2022-07-19 12:07:57,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:57,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462154897] [2022-07-19 12:07:57,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:57,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:57,879 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-19 12:07:57,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:57,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462154897] [2022-07-19 12:07:57,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462154897] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:57,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:57,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:07:57,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754918614] [2022-07-19 12:07:57,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:57,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:57,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:57,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:57,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:57,882 INFO L87 Difference]: Start difference. First operand 4678 states and 5726 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:58,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:58,661 INFO L93 Difference]: Finished difference Result 10649 states and 13140 transitions. [2022-07-19 12:07:58,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:07:58,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 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 234 [2022-07-19 12:07:58,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:58,681 INFO L225 Difference]: With dead ends: 10649 [2022-07-19 12:07:58,682 INFO L226 Difference]: Without dead ends: 6157 [2022-07-19 12:07:58,687 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 [2022-07-19 12:07:58,688 INFO L413 NwaCegarLoop]: 368 mSDtfsCounter, 150 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:58,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 390 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:07:58,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6157 states. [2022-07-19 12:07:58,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6157 to 5965. [2022-07-19 12:07:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5965 states, 5964 states have (on average 1.2057344064386317) internal successors, (7191), 5964 states have internal predecessors, (7191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:58,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5965 states to 5965 states and 7191 transitions. [2022-07-19 12:07:58,787 INFO L78 Accepts]: Start accepts. Automaton has 5965 states and 7191 transitions. Word has length 234 [2022-07-19 12:07:58,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:58,788 INFO L495 AbstractCegarLoop]: Abstraction has 5965 states and 7191 transitions. [2022-07-19 12:07:58,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:58,788 INFO L276 IsEmpty]: Start isEmpty. Operand 5965 states and 7191 transitions. [2022-07-19 12:07:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-07-19 12:07:58,792 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:58,792 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:07:58,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-19 12:07:58,792 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:58,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:58,793 INFO L85 PathProgramCache]: Analyzing trace with hash -891112741, now seen corresponding path program 1 times [2022-07-19 12:07:58,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:58,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536856790] [2022-07-19 12:07:58,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:58,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:58,924 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-07-19 12:07:58,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:58,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536856790] [2022-07-19 12:07:58,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536856790] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:58,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:58,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:07:58,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19988699] [2022-07-19 12:07:58,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:58,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:58,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:58,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:58,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:58,927 INFO L87 Difference]: Start difference. First operand 5965 states and 7191 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:59,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:07:59,532 INFO L93 Difference]: Finished difference Result 10817 states and 13130 transitions. [2022-07-19 12:07:59,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:07:59,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 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 240 [2022-07-19 12:07:59,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:07:59,554 INFO L225 Difference]: With dead ends: 10817 [2022-07-19 12:07:59,555 INFO L226 Difference]: Without dead ends: 5962 [2022-07-19 12:07:59,561 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 [2022-07-19 12:07:59,562 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 190 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-19 12:07:59,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 305 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-19 12:07:59,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5962 states. [2022-07-19 12:07:59,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5962 to 5961. [2022-07-19 12:07:59,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5961 states, 5960 states have (on average 1.1758389261744966) internal successors, (7008), 5960 states have internal predecessors, (7008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:59,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5961 states to 5961 states and 7008 transitions. [2022-07-19 12:07:59,658 INFO L78 Accepts]: Start accepts. Automaton has 5961 states and 7008 transitions. Word has length 240 [2022-07-19 12:07:59,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:07:59,659 INFO L495 AbstractCegarLoop]: Abstraction has 5961 states and 7008 transitions. [2022-07-19 12:07:59,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:07:59,659 INFO L276 IsEmpty]: Start isEmpty. Operand 5961 states and 7008 transitions. [2022-07-19 12:07:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2022-07-19 12:07:59,681 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:07:59,682 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, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:07:59,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-19 12:07:59,685 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:07:59,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:07:59,686 INFO L85 PathProgramCache]: Analyzing trace with hash -618141582, now seen corresponding path program 1 times [2022-07-19 12:07:59,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:07:59,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871680662] [2022-07-19 12:07:59,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:07:59,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:07:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:07:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-07-19 12:07:59,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:07:59,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871680662] [2022-07-19 12:07:59,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871680662] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:07:59,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:07:59,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:07:59,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815134784] [2022-07-19 12:07:59,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:07:59,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:07:59,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:07:59,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:07:59,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:07:59,841 INFO L87 Difference]: Start difference. First operand 5961 states and 7008 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:00,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:08:00,576 INFO L93 Difference]: Finished difference Result 15605 states and 18406 transitions. [2022-07-19 12:08:00,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:08:00,577 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 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 311 [2022-07-19 12:08:00,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:08:00,603 INFO L225 Difference]: With dead ends: 15605 [2022-07-19 12:08:00,603 INFO L226 Difference]: Without dead ends: 10014 [2022-07-19 12:08:00,612 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 [2022-07-19 12:08:00,612 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 190 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:08:00,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 59 Invalid, 696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:08:00,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10014 states. [2022-07-19 12:08:00,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10014 to 10009. [2022-07-19 12:08:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10009 states, 10008 states have (on average 1.1609712230215827) internal successors, (11619), 10008 states have internal predecessors, (11619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10009 states to 10009 states and 11619 transitions. [2022-07-19 12:08:00,812 INFO L78 Accepts]: Start accepts. Automaton has 10009 states and 11619 transitions. Word has length 311 [2022-07-19 12:08:00,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:08:00,812 INFO L495 AbstractCegarLoop]: Abstraction has 10009 states and 11619 transitions. [2022-07-19 12:08:00,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:00,813 INFO L276 IsEmpty]: Start isEmpty. Operand 10009 states and 11619 transitions. [2022-07-19 12:08:00,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-07-19 12:08:00,825 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:08:00,825 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-19 12:08:00,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-19 12:08:00,826 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:08:00,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:08:00,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1497380334, now seen corresponding path program 1 times [2022-07-19 12:08:00,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:08:00,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283091431] [2022-07-19 12:08:00,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:08:00,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:08:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:08:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:08:01,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:08:01,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283091431] [2022-07-19 12:08:01,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283091431] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:08:01,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:08:01,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 12:08:01,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472429073] [2022-07-19 12:08:01,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:08:01,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 12:08:01,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:08:01,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 12:08:01,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 12:08:01,018 INFO L87 Difference]: Start difference. First operand 10009 states and 11619 transitions. Second operand has 4 states, 4 states have (on average 87.75) internal successors, (351), 4 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:02,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:08:02,224 INFO L93 Difference]: Finished difference Result 21853 states and 25483 transitions. [2022-07-19 12:08:02,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 12:08:02,224 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 87.75) internal successors, (351), 4 states have internal predecessors, (351), 0 states have call successors, (0), 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 351 [2022-07-19 12:08:02,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:08:02,252 INFO L225 Difference]: With dead ends: 21853 [2022-07-19 12:08:02,252 INFO L226 Difference]: Without dead ends: 13506 [2022-07-19 12:08:02,263 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 [2022-07-19 12:08:02,264 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 252 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 1285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-19 12:08:02,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 59 Invalid, 1285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-19 12:08:02,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13506 states. [2022-07-19 12:08:02,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13506 to 11847. [2022-07-19 12:08:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11847 states, 11846 states have (on average 1.1400472733412121) internal successors, (13505), 11846 states have internal predecessors, (13505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:02,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11847 states to 11847 states and 13505 transitions. [2022-07-19 12:08:02,496 INFO L78 Accepts]: Start accepts. Automaton has 11847 states and 13505 transitions. Word has length 351 [2022-07-19 12:08:02,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:08:02,497 INFO L495 AbstractCegarLoop]: Abstraction has 11847 states and 13505 transitions. [2022-07-19 12:08:02,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 87.75) internal successors, (351), 4 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:02,498 INFO L276 IsEmpty]: Start isEmpty. Operand 11847 states and 13505 transitions. [2022-07-19 12:08:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-07-19 12:08:02,518 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:08:02,519 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:08:02,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-19 12:08:02,519 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:08:02,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:08:02,520 INFO L85 PathProgramCache]: Analyzing trace with hash -2094144193, now seen corresponding path program 1 times [2022-07-19 12:08:02,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:08:02,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378854872] [2022-07-19 12:08:02,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:08:02,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:08:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:08:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-07-19 12:08:02,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:08:02,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378854872] [2022-07-19 12:08:02,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378854872] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:08:02,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:08:02,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 12:08:02,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376571145] [2022-07-19 12:08:02,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:08:02,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 12:08:02,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:08:02,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 12:08:02,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 12:08:02,739 INFO L87 Difference]: Start difference. First operand 11847 states and 13505 transitions. Second operand has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:03,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:08:03,895 INFO L93 Difference]: Finished difference Result 24059 states and 27472 transitions. [2022-07-19 12:08:03,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 12:08:03,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 425 [2022-07-19 12:08:03,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:08:03,922 INFO L225 Difference]: With dead ends: 24059 [2022-07-19 12:08:03,923 INFO L226 Difference]: Without dead ends: 13690 [2022-07-19 12:08:03,935 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 [2022-07-19 12:08:03,936 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 238 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 1227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-19 12:08:03,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 60 Invalid, 1227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1045 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-19 12:08:03,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13690 states. [2022-07-19 12:08:04,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13690 to 11479. [2022-07-19 12:08:04,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11479 states, 11478 states have (on average 1.139832723470988) internal successors, (13083), 11478 states have internal predecessors, (13083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11479 states to 11479 states and 13083 transitions. [2022-07-19 12:08:04,185 INFO L78 Accepts]: Start accepts. Automaton has 11479 states and 13083 transitions. Word has length 425 [2022-07-19 12:08:04,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:08:04,186 INFO L495 AbstractCegarLoop]: Abstraction has 11479 states and 13083 transitions. [2022-07-19 12:08:04,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:04,188 INFO L276 IsEmpty]: Start isEmpty. Operand 11479 states and 13083 transitions. [2022-07-19 12:08:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2022-07-19 12:08:04,222 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:08:04,222 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, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:08:04,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-19 12:08:04,223 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:08:04,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:08:04,224 INFO L85 PathProgramCache]: Analyzing trace with hash 553287696, now seen corresponding path program 1 times [2022-07-19 12:08:04,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:08:04,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382897902] [2022-07-19 12:08:04,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:08:04,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:08:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:08:04,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1223 backedges. 815 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2022-07-19 12:08:04,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:08:04,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382897902] [2022-07-19 12:08:04,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382897902] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:08:04,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:08:04,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 12:08:04,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888392159] [2022-07-19 12:08:04,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:08:04,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 12:08:04,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:08:04,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 12:08:04,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-19 12:08:04,536 INFO L87 Difference]: Start difference. First operand 11479 states and 13083 transitions. Second operand has 6 states, 6 states have (on average 68.33333333333333) internal successors, (410), 5 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:06,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:08:06,148 INFO L93 Difference]: Finished difference Result 24061 states and 27426 transitions. [2022-07-19 12:08:06,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-19 12:08:06,148 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 68.33333333333333) internal successors, (410), 5 states have internal predecessors, (410), 0 states have call successors, (0), 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 658 [2022-07-19 12:08:06,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:08:06,174 INFO L225 Difference]: With dead ends: 24061 [2022-07-19 12:08:06,175 INFO L226 Difference]: Without dead ends: 12952 [2022-07-19 12:08:06,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2022-07-19 12:08:06,189 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 554 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 554 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 2133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-19 12:08:06,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [554 Valid, 174 Invalid, 2133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-19 12:08:06,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12952 states. [2022-07-19 12:08:06,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12952 to 12768. [2022-07-19 12:08:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12768 states, 12767 states have (on average 1.1355056003759694) internal successors, (14497), 12767 states have internal predecessors, (14497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12768 states to 12768 states and 14497 transitions. [2022-07-19 12:08:06,423 INFO L78 Accepts]: Start accepts. Automaton has 12768 states and 14497 transitions. Word has length 658 [2022-07-19 12:08:06,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:08:06,423 INFO L495 AbstractCegarLoop]: Abstraction has 12768 states and 14497 transitions. [2022-07-19 12:08:06,424 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 68.33333333333333) internal successors, (410), 5 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 12768 states and 14497 transitions. [2022-07-19 12:08:06,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2022-07-19 12:08:06,444 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:08:06,445 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, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-19 12:08:06,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-19 12:08:06,445 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:08:06,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:08:06,446 INFO L85 PathProgramCache]: Analyzing trace with hash -682361269, now seen corresponding path program 1 times [2022-07-19 12:08:06,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:08:06,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556616428] [2022-07-19 12:08:06,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:08:06,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:08:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:08:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 746 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2022-07-19 12:08:06,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:08:06,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556616428] [2022-07-19 12:08:06,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556616428] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:08:06,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:08:06,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:08:06,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500167121] [2022-07-19 12:08:06,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:08:06,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:08:06,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:08:06,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:08:06,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:08:06,724 INFO L87 Difference]: Start difference. First operand 12768 states and 14497 transitions. Second operand has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:07,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:08:07,460 INFO L93 Difference]: Finished difference Result 25161 states and 28619 transitions. [2022-07-19 12:08:07,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:08:07,460 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 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 689 [2022-07-19 12:08:07,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:08:07,461 INFO L225 Difference]: With dead ends: 25161 [2022-07-19 12:08:07,461 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 12:08:07,477 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 [2022-07-19 12:08:07,478 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 196 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-19 12:08:07,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 349 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-19 12:08:07,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 12:08:07,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 12:08:07,479 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) [2022-07-19 12:08:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 12:08:07,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 689 [2022-07-19 12:08:07,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:08:07,480 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 12:08:07,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.66666666666667) internal successors, (314), 3 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:08:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 12:08:07,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 12:08:07,483 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 12:08:07,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-19 12:08:07,485 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 12:08:11,220 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2022-07-19 12:08:11,221 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,221 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2022-07-19 12:08:11,221 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,221 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,221 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,222 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,222 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,222 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,222 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2022-07-19 12:08:11,222 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2022-07-19 12:08:11,222 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-07-19 12:08:11,222 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,223 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,223 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,223 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,223 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,223 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,223 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,224 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2022-07-19 12:08:11,225 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2022-07-19 12:08:11,225 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,225 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,225 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,225 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,225 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,225 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,226 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-07-19 12:08:11,226 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2022-07-19 12:08:11,226 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-07-19 12:08:11,226 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,226 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,226 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,227 INFO L895 garLoopResultBuilder]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse1 (= ~a25~0 11)) (.cse0 (= ~a4~0 0)) (.cse2 (<= ~a29~0 599998)) (.cse4 (<= ~a29~0 277)) (.cse6 (<= ~a25~0 10)) (.cse5 (<= ~a29~0 599999)) (.cse3 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 (<= ~a23~0 312)) (and (= ~a25~0 13) .cse2 .cse3) (and .cse4 .cse0) (and .cse1 .cse5 .cse3) (and (<= (+ ~a23~0 43) 0) .cse0 .cse6 .cse2) (and .cse5 (<= (+ ~a23~0 599772) 0) .cse3) (and .cse4 .cse3) (and .cse6 .cse5 .cse3))) [2022-07-19 12:08:11,227 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,227 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2022-07-19 12:08:11,227 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2022-07-19 12:08:11,227 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,227 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,228 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,228 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,228 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,228 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,228 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-07-19 12:08:11,228 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2022-07-19 12:08:11,228 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-07-19 12:08:11,229 INFO L902 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2022-07-19 12:08:11,229 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,229 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,229 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,229 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,229 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,230 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,230 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,230 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2022-07-19 12:08:11,230 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2022-07-19 12:08:11,230 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-07-19 12:08:11,230 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,230 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,231 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-07-19 12:08:11,232 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2022-07-19 12:08:11,232 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2022-07-19 12:08:11,232 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,232 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse1 (= ~a25~0 11)) (.cse0 (= ~a4~0 0)) (.cse2 (<= ~a29~0 599998)) (.cse4 (<= ~a29~0 277)) (.cse6 (<= ~a25~0 10)) (.cse5 (<= ~a29~0 599999)) (.cse3 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 (<= ~a23~0 312)) (and (= ~a25~0 13) .cse2 .cse3) (and .cse4 .cse0) (and .cse1 .cse5 .cse3) (and (<= (+ ~a23~0 43) 0) .cse0 .cse6 .cse2) (and .cse5 (<= (+ ~a23~0 599772) 0) .cse3) (and .cse4 .cse3) (and .cse6 .cse5 .cse3))) [2022-07-19 12:08:11,232 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,232 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,233 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,233 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,233 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,233 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,233 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,233 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,233 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-07-19 12:08:11,234 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2022-07-19 12:08:11,234 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-07-19 12:08:11,234 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2022-07-19 12:08:11,234 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2022-07-19 12:08:11,234 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2022-07-19 12:08:11,234 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2022-07-19 12:08:11,234 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,235 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,235 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,235 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,235 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,235 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,235 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,235 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2022-07-19 12:08:11,236 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,237 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,237 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,237 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,237 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,237 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2022-07-19 12:08:11,237 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2022-07-19 12:08:11,237 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-07-19 12:08:11,238 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,238 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,238 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,238 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,238 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2022-07-19 12:08:11,238 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2022-07-19 12:08:11,238 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,239 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,240 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,241 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,242 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,243 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,244 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,244 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,244 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,244 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,244 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,244 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2022-07-19 12:08:11,244 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,245 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,246 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,246 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,246 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,246 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,246 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2022-07-19 12:08:11,246 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2022-07-19 12:08:11,246 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-19 12:08:11,247 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2022-07-19 12:08:11,247 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-07-19 12:08:11,247 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,247 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,247 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,247 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,247 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,248 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,249 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2022-07-19 12:08:11,249 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2022-07-19 12:08:11,249 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,249 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,249 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,249 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,249 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,250 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2022-07-19 12:08:11,250 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-07-19 12:08:11,250 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,250 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,250 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2022-07-19 12:08:11,250 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2022-07-19 12:08:11,250 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,251 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 12:08:11,251 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,251 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,251 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,251 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,251 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,251 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2022-07-19 12:08:11,252 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-07-19 12:08:11,252 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2022-07-19 12:08:11,252 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2022-07-19 12:08:11,252 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,252 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,252 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,252 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,253 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,253 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,253 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,253 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,253 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2022-07-19 12:08:11,253 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-07-19 12:08:11,253 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,254 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,255 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,255 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,255 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2022-07-19 12:08:11,255 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2022-07-19 12:08:11,255 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 12:08:11,255 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,255 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,256 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,256 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,256 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,256 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,256 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2022-07-19 12:08:11,256 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2022-07-19 12:08:11,256 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-07-19 12:08:11,257 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2022-07-19 12:08:11,258 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,258 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,258 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2022-07-19 12:08:11,258 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2022-07-19 12:08:11,258 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-07-19 12:08:11,258 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2022-07-19 12:08:11,262 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:08:11,264 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 12:08:11,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 12:08:11 BoogieIcfgContainer [2022-07-19 12:08:11,280 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 12:08:11,281 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 12:08:11,281 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 12:08:11,281 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 12:08:11,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 12:07:51" (3/4) ... [2022-07-19 12:08:11,284 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 12:08:11,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-19 12:08:11,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-19 12:08:11,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 12:08:11,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 12:08:11,409 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 12:08:11,409 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 12:08:11,410 INFO L158 Benchmark]: Toolchain (without parser) took 22308.10ms. Allocated memory was 86.0MB in the beginning and 654.3MB in the end (delta: 568.3MB). Free memory was 46.8MB in the beginning and 351.7MB in the end (delta: -304.9MB). Peak memory consumption was 262.8MB. Max. memory is 16.1GB. [2022-07-19 12:08:11,410 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 12:08:11,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.63ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 46.6MB in the beginning and 47.5MB in the end (delta: -912.5kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-07-19 12:08:11,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.01ms. Allocated memory is still 104.9MB. Free memory was 47.5MB in the beginning and 61.4MB in the end (delta: -13.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-07-19 12:08:11,410 INFO L158 Benchmark]: Boogie Preprocessor took 110.02ms. Allocated memory is still 104.9MB. Free memory was 61.4MB in the beginning and 52.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 12:08:11,410 INFO L158 Benchmark]: RCFGBuilder took 1308.43ms. Allocated memory was 104.9MB in the beginning and 140.5MB in the end (delta: 35.7MB). Free memory was 52.0MB in the beginning and 61.4MB in the end (delta: -9.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-07-19 12:08:11,411 INFO L158 Benchmark]: TraceAbstraction took 19982.34ms. Allocated memory was 140.5MB in the beginning and 654.3MB in the end (delta: 513.8MB). Free memory was 60.6MB in the beginning and 366.3MB in the end (delta: -305.7MB). Peak memory consumption was 465.2MB. Max. memory is 16.1GB. [2022-07-19 12:08:11,411 INFO L158 Benchmark]: Witness Printer took 128.21ms. Allocated memory is still 654.3MB. Free memory was 366.3MB in the beginning and 351.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-19 12:08:11,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.63ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 46.6MB in the beginning and 47.5MB in the end (delta: -912.5kB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.01ms. Allocated memory is still 104.9MB. Free memory was 47.5MB in the beginning and 61.4MB in the end (delta: -13.9MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.02ms. Allocated memory is still 104.9MB. Free memory was 61.4MB in the beginning and 52.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1308.43ms. Allocated memory was 104.9MB in the beginning and 140.5MB in the end (delta: 35.7MB). Free memory was 52.0MB in the beginning and 61.4MB in the end (delta: -9.4MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * TraceAbstraction took 19982.34ms. Allocated memory was 140.5MB in the beginning and 654.3MB in the end (delta: 513.8MB). Free memory was 60.6MB in the beginning and 366.3MB in the end (delta: -305.7MB). Peak memory consumption was 465.2MB. Max. memory is 16.1GB. * Witness Printer took 128.21ms. Allocated memory is still 654.3MB. Free memory was 366.3MB in the beginning and 351.7MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. 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: 154]: 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, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.9s, OverallIterations: 13, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2832 SdHoareTripleChecker+Valid, 10.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2832 mSDsluCounter, 2539 SdHoareTripleChecker+Invalid, 8.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 372 mSDsCounter, 1748 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10022 IncrementalHoareTripleChecker+Invalid, 11770 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1748 mSolverCounterUnsat, 2167 mSDtfsCounter, 10022 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12768occurred in iteration=12, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 4456 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 155 NumberOfFragments, 171 HoareAnnotationTreeSize, 3 FomulaSimplifications, 3345 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 7430 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 3741 NumberOfCodeBlocks, 3741 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 3728 ConstructedInterpolants, 0 QuantifiedInterpolants, 10405 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 4210/4210 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: 1044]: Loop Invariant Derived loop invariant: (((((((((a4 == 0 && a25 == 11) && a29 <= 599998) && a23 <= 312) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || (a29 <= 277 && a4 == 0)) || ((a25 == 11 && a29 <= 599999) && a4 == 1)) || (((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a29 <= 599998)) || ((a29 <= 599999 && a23 + 599772 <= 0) && a4 == 1)) || (a29 <= 277 && a4 == 1)) || ((a25 <= 10 && a29 <= 599999) && a4 == 1) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((a4 == 0 && a25 == 11) && a29 <= 599998) && a23 <= 312) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || (a29 <= 277 && a4 == 0)) || ((a25 == 11 && a29 <= 599999) && a4 == 1)) || (((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a29 <= 599998)) || ((a29 <= 599999 && a23 + 599772 <= 0) && a4 == 1)) || (a29 <= 277 && a4 == 1)) || ((a25 <= 10 && a29 <= 599999) && a4 == 1) - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-19 12:08:11,439 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