./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label01.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 d6090139f17d215360e170ecc95bb73008b0f6956bdca2966cee2f9efad851e4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 01:17:26,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 01:17:26,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 01:17:26,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 01:17:26,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 01:17:26,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 01:17:26,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 01:17:26,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 01:17:26,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 01:17:26,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 01:17:26,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 01:17:26,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 01:17:26,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 01:17:26,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 01:17:26,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 01:17:26,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 01:17:26,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 01:17:26,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 01:17:26,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 01:17:26,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 01:17:26,950 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 01:17:26,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 01:17:26,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 01:17:26,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 01:17:26,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 01:17:26,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 01:17:26,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 01:17:26,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 01:17:26,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 01:17:26,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 01:17:26,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 01:17:26,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 01:17:26,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 01:17:26,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 01:17:26,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 01:17:26,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 01:17:26,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 01:17:26,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 01:17:26,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 01:17:26,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 01:17:26,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 01:17:26,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 01:17:26,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 01:17:26,982 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 01:17:26,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 01:17:26,982 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 01:17:26,982 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 01:17:26,983 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 01:17:26,983 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 01:17:26,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 01:17:26,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 01:17:26,984 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 01:17:26,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 01:17:26,984 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 01:17:26,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 01:17:26,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 01:17:26,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 01:17:26,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 01:17:26,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 01:17:26,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 01:17:26,985 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 01:17:26,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 01:17:26,986 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 01:17:26,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 01:17:26,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 01:17:26,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 01:17:26,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 01:17:26,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:17:26,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 01:17:26,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 01:17:26,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 01:17:26,988 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 01:17:26,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 01:17:26,988 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 01:17:26,989 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 01:17:26,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 01:17:26,989 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6090139f17d215360e170ecc95bb73008b0f6956bdca2966cee2f9efad851e4 [2022-07-12 01:17:27,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 01:17:27,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 01:17:27,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 01:17:27,209 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 01:17:27,210 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 01:17:27,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2022-07-12 01:17:27,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf0e7d68f/fb28bd44e9134416a5b07d7aee9d7044/FLAGc8bc95b6c [2022-07-12 01:17:27,789 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 01:17:27,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label01.c [2022-07-12 01:17:27,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf0e7d68f/fb28bd44e9134416a5b07d7aee9d7044/FLAGc8bc95b6c [2022-07-12 01:17:28,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf0e7d68f/fb28bd44e9134416a5b07d7aee9d7044 [2022-07-12 01:17:28,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 01:17:28,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 01:17:28,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 01:17:28,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 01:17:28,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 01:17:28,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:17:28" (1/1) ... [2022-07-12 01:17:28,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a21e6d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:28, skipping insertion in model container [2022-07-12 01:17:28,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:17:28" (1/1) ... [2022-07-12 01:17:28,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 01:17:28,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 01:17:28,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label01.c[5470,5483] [2022-07-12 01:17:28,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:17:28,864 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 01:17:28,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label01.c[5470,5483] [2022-07-12 01:17:29,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 01:17:29,054 INFO L208 MainTranslator]: Completed translation [2022-07-12 01:17:29,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29 WrapperNode [2022-07-12 01:17:29,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 01:17:29,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 01:17:29,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 01:17:29,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 01:17:29,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,262 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-12 01:17:29,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 01:17:29,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 01:17:29,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 01:17:29,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 01:17:29,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 01:17:29,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 01:17:29,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 01:17:29,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 01:17:29,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (1/1) ... [2022-07-12 01:17:29,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 01:17:29,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:17:29,445 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) [2022-07-12 01:17:29,456 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 [2022-07-12 01:17:29,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 01:17:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 01:17:29,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 01:17:29,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 01:17:29,522 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 01:17:29,523 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 01:17:31,363 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 01:17:31,374 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 01:17:31,374 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 01:17:31,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:17:31 BoogieIcfgContainer [2022-07-12 01:17:31,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 01:17:31,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 01:17:31,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 01:17:31,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 01:17:31,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:17:28" (1/3) ... [2022-07-12 01:17:31,380 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b3728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:17:31, skipping insertion in model container [2022-07-12 01:17:31,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:17:29" (2/3) ... [2022-07-12 01:17:31,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b3728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:17:31, skipping insertion in model container [2022-07-12 01:17:31,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:17:31" (3/3) ... [2022-07-12 01:17:31,383 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label01.c [2022-07-12 01:17:31,393 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 01:17:31,393 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 01:17:31,438 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 01:17:31,442 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@43577d6f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4fc72281 [2022-07-12 01:17:31,442 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 01:17:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:31,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-07-12 01:17:31,461 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:31,462 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] [2022-07-12 01:17:31,463 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:31,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:31,468 INFO L85 PathProgramCache]: Analyzing trace with hash 626000386, now seen corresponding path program 1 times [2022-07-12 01:17:31,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:31,475 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839779581] [2022-07-12 01:17:31,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:31,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:31,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:31,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:31,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839779581] [2022-07-12 01:17:31,712 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839779581] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:31,712 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:31,712 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:17:31,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155749439] [2022-07-12 01:17:31,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:31,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:31,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:31,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:31,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:31,744 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:33,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:33,701 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2022-07-12 01:17:33,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:33,717 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-07-12 01:17:33,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:33,732 INFO L225 Difference]: With dead ends: 1154 [2022-07-12 01:17:33,732 INFO L226 Difference]: Without dead ends: 665 [2022-07-12 01:17:33,737 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 [2022-07-12 01:17:33,739 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 277 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:33,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-12 01:17:33,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2022-07-12 01:17:33,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2022-07-12 01:17:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2022-07-12 01:17:33,787 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 44 [2022-07-12 01:17:33,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:33,790 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2022-07-12 01:17:33,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:33,791 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2022-07-12 01:17:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-07-12 01:17:33,793 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:33,794 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:33,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 01:17:33,796 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:33,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:33,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1760666973, now seen corresponding path program 1 times [2022-07-12 01:17:33,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:33,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422741898] [2022-07-12 01:17:33,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:33,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:33,947 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:33,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:33,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422741898] [2022-07-12 01:17:33,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422741898] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:33,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:33,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:17:33,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803788828] [2022-07-12 01:17:33,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:33,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:33,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:33,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:33,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:33,953 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:35,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:35,127 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2022-07-12 01:17:35,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:35,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2022-07-12 01:17:35,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:35,132 INFO L225 Difference]: With dead ends: 1624 [2022-07-12 01:17:35,132 INFO L226 Difference]: Without dead ends: 963 [2022-07-12 01:17:35,135 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 [2022-07-12 01:17:35,136 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:35,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 01:17:35,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-07-12 01:17:35,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2022-07-12 01:17:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:35,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2022-07-12 01:17:35,164 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 109 [2022-07-12 01:17:35,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:35,165 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2022-07-12 01:17:35,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2022-07-12 01:17:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-07-12 01:17:35,171 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:35,172 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:35,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 01:17:35,172 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:35,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:35,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1367533996, now seen corresponding path program 1 times [2022-07-12 01:17:35,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:35,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121074874] [2022-07-12 01:17:35,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:35,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:35,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:35,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121074874] [2022-07-12 01:17:35,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121074874] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:35,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:35,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 01:17:35,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856235367] [2022-07-12 01:17:35,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:35,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:17:35,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:35,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:17:35,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:17:35,335 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 22.8) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:37,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:37,007 INFO L93 Difference]: Finished difference Result 2244 states and 3201 transitions. [2022-07-12 01:17:37,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:17:37,008 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 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 114 [2022-07-12 01:17:37,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:37,013 INFO L225 Difference]: With dead ends: 2244 [2022-07-12 01:17:37,013 INFO L226 Difference]: Without dead ends: 1582 [2022-07-12 01:17:37,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:17:37,015 INFO L413 NwaCegarLoop]: 267 mSDtfsCounter, 363 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 482 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 2144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 482 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:37,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 362 Invalid, 2144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [482 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:17:37,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-07-12 01:17:37,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1266. [2022-07-12 01:17:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3051383399209486) internal successors, (1651), 1265 states have internal predecessors, (1651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:37,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1651 transitions. [2022-07-12 01:17:37,039 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1651 transitions. Word has length 114 [2022-07-12 01:17:37,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:37,041 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1651 transitions. [2022-07-12 01:17:37,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.8) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:37,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1651 transitions. [2022-07-12 01:17:37,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-07-12 01:17:37,046 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:37,046 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:37,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 01:17:37,047 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:37,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:37,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1300079150, now seen corresponding path program 1 times [2022-07-12 01:17:37,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:37,048 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107679502] [2022-07-12 01:17:37,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:37,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:37,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:37,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107679502] [2022-07-12 01:17:37,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107679502] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:37,174 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:37,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:17:37,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944472740] [2022-07-12 01:17:37,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:37,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:17:37,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:37,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:17:37,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:17:37,177 INFO L87 Difference]: Start difference. First operand 1266 states and 1651 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:40,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:40,047 INFO L93 Difference]: Finished difference Result 4668 states and 6173 transitions. [2022-07-12 01:17:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:17:40,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 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 135 [2022-07-12 01:17:40,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:40,059 INFO L225 Difference]: With dead ends: 4668 [2022-07-12 01:17:40,060 INFO L226 Difference]: Without dead ends: 3404 [2022-07-12 01:17:40,062 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 [2022-07-12 01:17:40,072 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 521 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 2238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:40,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 346 Invalid, 2238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-07-12 01:17:40,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2022-07-12 01:17:40,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2022-07-12 01:17:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2366863905325445) internal successors, (4180), 3380 states have internal predecessors, (4180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:40,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4180 transitions. [2022-07-12 01:17:40,124 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4180 transitions. Word has length 135 [2022-07-12 01:17:40,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:40,125 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4180 transitions. [2022-07-12 01:17:40,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4180 transitions. [2022-07-12 01:17:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-07-12 01:17:40,128 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:40,129 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, 2, 2, 2, 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] [2022-07-12 01:17:40,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 01:17:40,129 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:40,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:40,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1749227933, now seen corresponding path program 1 times [2022-07-12 01:17:40,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:40,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850395938] [2022-07-12 01:17:40,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:40,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-07-12 01:17:40,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:40,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850395938] [2022-07-12 01:17:40,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850395938] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:40,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:40,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:17:40,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711026082] [2022-07-12 01:17:40,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:40,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:40,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:40,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:40,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:40,257 INFO L87 Difference]: Start difference. First operand 3381 states and 4180 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:41,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:41,358 INFO L93 Difference]: Finished difference Result 8563 states and 10754 transitions. [2022-07-12 01:17:41,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:41,358 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 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 203 [2022-07-12 01:17:41,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:41,371 INFO L225 Difference]: With dead ends: 8563 [2022-07-12 01:17:41,371 INFO L226 Difference]: Without dead ends: 5483 [2022-07-12 01:17:41,375 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 [2022-07-12 01:17:41,379 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:41,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 337 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 01:17:41,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-07-12 01:17:41,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2022-07-12 01:17:41,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.16870549570933) internal successors, (6401), 5477 states have internal predecessors, (6401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6401 transitions. [2022-07-12 01:17:41,447 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6401 transitions. Word has length 203 [2022-07-12 01:17:41,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:41,448 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6401 transitions. [2022-07-12 01:17:41,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:41,450 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6401 transitions. [2022-07-12 01:17:41,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-07-12 01:17:41,454 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:41,454 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:41,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 01:17:41,455 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:41,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:41,455 INFO L85 PathProgramCache]: Analyzing trace with hash -92208819, now seen corresponding path program 1 times [2022-07-12 01:17:41,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:41,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186848935] [2022-07-12 01:17:41,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:41,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-12 01:17:41,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:41,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186848935] [2022-07-12 01:17:41,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186848935] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:41,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:41,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 01:17:41,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400771852] [2022-07-12 01:17:41,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:41,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:41,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:41,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:41,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:41,628 INFO L87 Difference]: Start difference. First operand 5478 states and 6401 transitions. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:42,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:42,846 INFO L93 Difference]: Finished difference Result 10655 states and 12489 transitions. [2022-07-12 01:17:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:42,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 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 305 [2022-07-12 01:17:42,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:42,862 INFO L225 Difference]: With dead ends: 10655 [2022-07-12 01:17:42,862 INFO L226 Difference]: Without dead ends: 5478 [2022-07-12 01:17:42,867 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 [2022-07-12 01:17:42,868 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:42,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:17:42,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2022-07-12 01:17:42,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2022-07-12 01:17:42,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1676100054774512) internal successors, (6395), 5477 states have internal predecessors, (6395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6395 transitions. [2022-07-12 01:17:42,935 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6395 transitions. Word has length 305 [2022-07-12 01:17:42,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:42,936 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6395 transitions. [2022-07-12 01:17:42,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 2 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6395 transitions. [2022-07-12 01:17:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-07-12 01:17:42,940 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:42,940 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:42,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 01:17:42,940 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:42,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:42,941 INFO L85 PathProgramCache]: Analyzing trace with hash 691630654, now seen corresponding path program 1 times [2022-07-12 01:17:42,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:42,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956288370] [2022-07-12 01:17:42,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:42,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:43,073 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-12 01:17:43,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:43,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956288370] [2022-07-12 01:17:43,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956288370] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:43,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:43,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:17:43,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671214339] [2022-07-12 01:17:43,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:43,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:43,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:43,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:43,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:43,075 INFO L87 Difference]: Start difference. First operand 5478 states and 6395 transitions. Second operand has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:44,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:44,440 INFO L93 Difference]: Finished difference Result 12758 states and 15193 transitions. [2022-07-12 01:17:44,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:44,441 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 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 331 [2022-07-12 01:17:44,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:44,460 INFO L225 Difference]: With dead ends: 12758 [2022-07-12 01:17:44,460 INFO L226 Difference]: Without dead ends: 7581 [2022-07-12 01:17:44,466 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 [2022-07-12 01:17:44,467 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 272 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 272 SdHoareTripleChecker+Valid, 671 SdHoareTripleChecker+Invalid, 1152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:44,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [272 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 01:17:44,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7581 states. [2022-07-12 01:17:44,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7581 to 7579. [2022-07-12 01:17:44,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7579 states, 7578 states have (on average 1.1421219319081553) internal successors, (8655), 7578 states have internal predecessors, (8655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7579 states to 7579 states and 8655 transitions. [2022-07-12 01:17:44,586 INFO L78 Accepts]: Start accepts. Automaton has 7579 states and 8655 transitions. Word has length 331 [2022-07-12 01:17:44,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:44,587 INFO L495 AbstractCegarLoop]: Abstraction has 7579 states and 8655 transitions. [2022-07-12 01:17:44,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:44,587 INFO L276 IsEmpty]: Start isEmpty. Operand 7579 states and 8655 transitions. [2022-07-12 01:17:44,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2022-07-12 01:17:44,592 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:44,592 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:44,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 01:17:44,592 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:44,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:44,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1024558271, now seen corresponding path program 1 times [2022-07-12 01:17:44,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:44,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026532063] [2022-07-12 01:17:44,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:44,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:44,737 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-12 01:17:44,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:44,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026532063] [2022-07-12 01:17:44,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026532063] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:44,737 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:44,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:17:44,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902408078] [2022-07-12 01:17:44,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:44,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:44,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:44,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:44,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:44,739 INFO L87 Difference]: Start difference. First operand 7579 states and 8655 transitions. Second operand has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:46,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:46,037 INFO L93 Difference]: Finished difference Result 16956 states and 19716 transitions. [2022-07-12 01:17:46,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:46,038 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 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 390 [2022-07-12 01:17:46,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:46,064 INFO L225 Difference]: With dead ends: 16956 [2022-07-12 01:17:46,064 INFO L226 Difference]: Without dead ends: 9678 [2022-07-12 01:17:46,070 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 [2022-07-12 01:17:46,070 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 283 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 1121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:46,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 635 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:17:46,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9678 states. [2022-07-12 01:17:46,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9678 to 8781. [2022-07-12 01:17:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8781 states, 8780 states have (on average 1.1329157175398634) internal successors, (9947), 8780 states have internal predecessors, (9947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:46,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8781 states to 8781 states and 9947 transitions. [2022-07-12 01:17:46,174 INFO L78 Accepts]: Start accepts. Automaton has 8781 states and 9947 transitions. Word has length 390 [2022-07-12 01:17:46,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:46,175 INFO L495 AbstractCegarLoop]: Abstraction has 8781 states and 9947 transitions. [2022-07-12 01:17:46,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 3 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 8781 states and 9947 transitions. [2022-07-12 01:17:46,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2022-07-12 01:17:46,180 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:46,180 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:46,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 01:17:46,181 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:46,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:46,182 INFO L85 PathProgramCache]: Analyzing trace with hash -289447111, now seen corresponding path program 1 times [2022-07-12 01:17:46,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:46,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057837889] [2022-07-12 01:17:46,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:46,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:46,344 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 83 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:46,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:46,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057837889] [2022-07-12 01:17:46,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057837889] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:17:46,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1662674458] [2022-07-12 01:17:46,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:46,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:17:46,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:17:46,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:17:46,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 01:17:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:46,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 01:17:46,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:17:46,962 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:46,963 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:17:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:49,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1662674458] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 01:17:49,356 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-12 01:17:49,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 9 [2022-07-12 01:17:49,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198920200] [2022-07-12 01:17:49,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:49,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:17:49,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:49,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:17:49,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:17:49,358 INFO L87 Difference]: Start difference. First operand 8781 states and 9947 transitions. Second operand has 5 states, 5 states have (on average 78.2) internal successors, (391), 4 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:54,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:54,357 INFO L93 Difference]: Finished difference Result 24494 states and 28334 transitions. [2022-07-12 01:17:54,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 01:17:54,364 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 4 states have internal predecessors, (391), 0 states have call successors, (0), 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 391 [2022-07-12 01:17:54,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:54,388 INFO L225 Difference]: With dead ends: 24494 [2022-07-12 01:17:54,388 INFO L226 Difference]: Without dead ends: 16014 [2022-07-12 01:17:54,395 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 784 GetRequests, 776 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:17:54,395 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 626 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1862 mSolverCounterSat, 848 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 2710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 848 IncrementalHoareTripleChecker+Valid, 1862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:54,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [626 Valid, 109 Invalid, 2710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [848 Valid, 1862 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-07-12 01:17:54,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16014 states. [2022-07-12 01:17:54,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16014 to 15078. [2022-07-12 01:17:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15078 states, 15077 states have (on average 1.160907342309478) internal successors, (17503), 15077 states have internal predecessors, (17503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15078 states to 15078 states and 17503 transitions. [2022-07-12 01:17:54,588 INFO L78 Accepts]: Start accepts. Automaton has 15078 states and 17503 transitions. Word has length 391 [2022-07-12 01:17:54,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:54,589 INFO L495 AbstractCegarLoop]: Abstraction has 15078 states and 17503 transitions. [2022-07-12 01:17:54,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 4 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 15078 states and 17503 transitions. [2022-07-12 01:17:54,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-07-12 01:17:54,594 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:54,595 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:54,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 01:17:54,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:17:54,816 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:54,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:54,817 INFO L85 PathProgramCache]: Analyzing trace with hash 577355242, now seen corresponding path program 1 times [2022-07-12 01:17:54,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:54,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103245898] [2022-07-12 01:17:54,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:54,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:55,045 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:55,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:55,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103245898] [2022-07-12 01:17:55,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103245898] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:55,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:55,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:17:55,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73660868] [2022-07-12 01:17:55,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:55,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:55,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:55,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:55,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:55,048 INFO L87 Difference]: Start difference. First operand 15078 states and 17503 transitions. Second operand has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:56,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:56,591 INFO L93 Difference]: Finished difference Result 33447 states and 39636 transitions. [2022-07-12 01:17:56,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:56,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 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 407 [2022-07-12 01:17:56,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:56,621 INFO L225 Difference]: With dead ends: 33447 [2022-07-12 01:17:56,621 INFO L226 Difference]: Without dead ends: 18670 [2022-07-12 01:17:56,629 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 [2022-07-12 01:17:56,630 INFO L413 NwaCegarLoop]: 584 mSDtfsCounter, 246 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 918 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 1135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:56,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 622 Invalid, 1135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 918 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 01:17:56,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18670 states. [2022-07-12 01:17:56,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18670 to 17765. [2022-07-12 01:17:56,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17765 states, 17764 states have (on average 1.1506417473541994) internal successors, (20440), 17764 states have internal predecessors, (20440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:56,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17765 states to 17765 states and 20440 transitions. [2022-07-12 01:17:56,849 INFO L78 Accepts]: Start accepts. Automaton has 17765 states and 20440 transitions. Word has length 407 [2022-07-12 01:17:56,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:56,850 INFO L495 AbstractCegarLoop]: Abstraction has 17765 states and 20440 transitions. [2022-07-12 01:17:56,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:56,850 INFO L276 IsEmpty]: Start isEmpty. Operand 17765 states and 20440 transitions. [2022-07-12 01:17:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2022-07-12 01:17:56,853 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:56,854 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:56,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 01:17:56,854 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:56,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:56,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1611690732, now seen corresponding path program 1 times [2022-07-12 01:17:56,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:56,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685745740] [2022-07-12 01:17:56,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:56,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:57,054 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-07-12 01:17:57,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:57,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685745740] [2022-07-12 01:17:57,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685745740] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:17:57,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:17:57,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:17:57,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119308368] [2022-07-12 01:17:57,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:17:57,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:17:57,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:17:57,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:17:57,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:17:57,057 INFO L87 Difference]: Start difference. First operand 17765 states and 20440 transitions. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:58,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:17:58,768 INFO L93 Difference]: Finished difference Result 42723 states and 49427 transitions. [2022-07-12 01:17:58,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:17:58,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 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 453 [2022-07-12 01:17:58,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:17:58,803 INFO L225 Difference]: With dead ends: 42723 [2022-07-12 01:17:58,803 INFO L226 Difference]: Without dead ends: 25259 [2022-07-12 01:17:58,821 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 [2022-07-12 01:17:58,822 INFO L413 NwaCegarLoop]: 588 mSDtfsCounter, 283 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:17:58,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 621 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:17:58,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25259 states. [2022-07-12 01:17:59,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25259 to 24945. [2022-07-12 01:17:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24945 states, 24944 states have (on average 1.131213919178961) internal successors, (28217), 24944 states have internal predecessors, (28217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:59,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24945 states to 24945 states and 28217 transitions. [2022-07-12 01:17:59,124 INFO L78 Accepts]: Start accepts. Automaton has 24945 states and 28217 transitions. Word has length 453 [2022-07-12 01:17:59,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:17:59,124 INFO L495 AbstractCegarLoop]: Abstraction has 24945 states and 28217 transitions. [2022-07-12 01:17:59,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:17:59,125 INFO L276 IsEmpty]: Start isEmpty. Operand 24945 states and 28217 transitions. [2022-07-12 01:17:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2022-07-12 01:17:59,129 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:17:59,130 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:17:59,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 01:17:59,131 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:17:59,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:17:59,131 INFO L85 PathProgramCache]: Analyzing trace with hash 319650045, now seen corresponding path program 1 times [2022-07-12 01:17:59,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:17:59,131 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853285651] [2022-07-12 01:17:59,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:59,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:17:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 42 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:17:59,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:17:59,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853285651] [2022-07-12 01:17:59,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853285651] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:17:59,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034036894] [2022-07-12 01:17:59,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:17:59,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:17:59,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:17:59,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:17:59,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 01:17:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:17:59,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 01:17:59,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:18:00,085 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 236 proven. 106 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-12 01:18:00,085 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:18:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 236 proven. 106 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-12 01:18:01,902 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034036894] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:18:01,902 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:18:01,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-07-12 01:18:01,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681252252] [2022-07-12 01:18:01,902 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:18:01,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 01:18:01,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:01,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 01:18:01,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:18:01,904 INFO L87 Difference]: Start difference. First operand 24945 states and 28217 transitions. Second operand has 9 states, 9 states have (on average 118.0) internal successors, (1062), 8 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:12,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:12,595 INFO L93 Difference]: Finished difference Result 90984 states and 102445 transitions. [2022-07-12 01:18:12,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-07-12 01:18:12,596 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 118.0) internal successors, (1062), 8 states have internal predecessors, (1062), 0 states have call successors, (0), 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 498 [2022-07-12 01:18:12,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:12,662 INFO L225 Difference]: With dead ends: 90984 [2022-07-12 01:18:12,662 INFO L226 Difference]: Without dead ends: 66340 [2022-07-12 01:18:12,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1013 GetRequests, 992 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=362, Unknown=0, NotChecked=0, Total=506 [2022-07-12 01:18:12,678 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 5435 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 6783 mSolverCounterSat, 2743 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5435 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 9526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2743 IncrementalHoareTripleChecker+Valid, 6783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:12,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5435 Valid, 274 Invalid, 9526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2743 Valid, 6783 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2022-07-12 01:18:12,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66340 states. [2022-07-12 01:18:13,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66340 to 46492. [2022-07-12 01:18:13,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46492 states, 46491 states have (on average 1.126863263857521) internal successors, (52389), 46491 states have internal predecessors, (52389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:13,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46492 states to 46492 states and 52389 transitions. [2022-07-12 01:18:13,314 INFO L78 Accepts]: Start accepts. Automaton has 46492 states and 52389 transitions. Word has length 498 [2022-07-12 01:18:13,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:13,315 INFO L495 AbstractCegarLoop]: Abstraction has 46492 states and 52389 transitions. [2022-07-12 01:18:13,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 118.0) internal successors, (1062), 8 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:13,315 INFO L276 IsEmpty]: Start isEmpty. Operand 46492 states and 52389 transitions. [2022-07-12 01:18:13,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2022-07-12 01:18:13,319 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:13,320 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:13,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 01:18:13,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-12 01:18:13,534 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:13,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:13,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1407121983, now seen corresponding path program 1 times [2022-07-12 01:18:13,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:13,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482534375] [2022-07-12 01:18:13,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:13,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 125 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:18:13,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:13,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482534375] [2022-07-12 01:18:13,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482534375] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:13,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203096753] [2022-07-12 01:18:13,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:13,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:13,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:18:13,833 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:18:13,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 01:18:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:13,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 01:18:13,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:18:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 125 proven. 259 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:18:14,527 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:18:15,328 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:18:15,328 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203096753] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:15,328 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-12 01:18:15,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2022-07-12 01:18:15,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198096442] [2022-07-12 01:18:15,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:15,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 01:18:15,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:15,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 01:18:15,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-07-12 01:18:15,330 INFO L87 Difference]: Start difference. First operand 46492 states and 52389 transitions. Second operand has 6 states, 6 states have (on average 85.0) internal successors, (510), 5 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:19,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:19,503 INFO L93 Difference]: Finished difference Result 103495 states and 116247 transitions. [2022-07-12 01:18:19,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 01:18:19,503 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 85.0) internal successors, (510), 5 states have internal predecessors, (510), 0 states have call successors, (0), 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 510 [2022-07-12 01:18:19,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:19,568 INFO L225 Difference]: With dead ends: 103495 [2022-07-12 01:18:19,568 INFO L226 Difference]: Without dead ends: 57304 [2022-07-12 01:18:19,597 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1023 GetRequests, 1013 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2022-07-12 01:18:19,598 INFO L413 NwaCegarLoop]: 44 mSDtfsCounter, 1473 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 1811 mSolverCounterSat, 2095 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1473 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 3906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2095 IncrementalHoareTripleChecker+Valid, 1811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:19,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1473 Valid, 96 Invalid, 3906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2095 Valid, 1811 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-07-12 01:18:19,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57304 states. [2022-07-12 01:18:20,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57304 to 44996. [2022-07-12 01:18:20,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44996 states, 44995 states have (on average 1.127036337370819) internal successors, (50711), 44995 states have internal predecessors, (50711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:20,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44996 states to 44996 states and 50711 transitions. [2022-07-12 01:18:20,165 INFO L78 Accepts]: Start accepts. Automaton has 44996 states and 50711 transitions. Word has length 510 [2022-07-12 01:18:20,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:20,166 INFO L495 AbstractCegarLoop]: Abstraction has 44996 states and 50711 transitions. [2022-07-12 01:18:20,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 85.0) internal successors, (510), 5 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:20,166 INFO L276 IsEmpty]: Start isEmpty. Operand 44996 states and 50711 transitions. [2022-07-12 01:18:20,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2022-07-12 01:18:20,170 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:20,171 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:20,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 01:18:20,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:20,382 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:20,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:20,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1290263051, now seen corresponding path program 1 times [2022-07-12 01:18:20,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:20,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120957701] [2022-07-12 01:18:20,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:20,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 493 proven. 39 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-07-12 01:18:20,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:20,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120957701] [2022-07-12 01:18:20,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120957701] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:20,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [15053721] [2022-07-12 01:18:20,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:20,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:20,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:18:20,752 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:18:20,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 01:18:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:20,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:18:20,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:18:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-07-12 01:18:20,948 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:18:20,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [15053721] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:20,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:18:20,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-12 01:18:20,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182989354] [2022-07-12 01:18:20,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:20,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:20,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:20,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:20,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:18:20,950 INFO L87 Difference]: Start difference. First operand 44996 states and 50711 transitions. Second operand has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:22,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:22,488 INFO L93 Difference]: Finished difference Result 95668 states and 108162 transitions. [2022-07-12 01:18:22,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:22,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 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 528 [2022-07-12 01:18:22,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:22,543 INFO L225 Difference]: With dead ends: 95668 [2022-07-12 01:18:22,544 INFO L226 Difference]: Without dead ends: 50973 [2022-07-12 01:18:22,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 527 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:18:22,566 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 372 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 1091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:22,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 443 Invalid, 1091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:18:22,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50973 states. [2022-07-12 01:18:23,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50973 to 49478. [2022-07-12 01:18:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49478 states, 49477 states have (on average 1.114922085009196) internal successors, (55163), 49477 states have internal predecessors, (55163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:23,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49478 states to 49478 states and 55163 transitions. [2022-07-12 01:18:23,164 INFO L78 Accepts]: Start accepts. Automaton has 49478 states and 55163 transitions. Word has length 528 [2022-07-12 01:18:23,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:23,165 INFO L495 AbstractCegarLoop]: Abstraction has 49478 states and 55163 transitions. [2022-07-12 01:18:23,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:23,165 INFO L276 IsEmpty]: Start isEmpty. Operand 49478 states and 55163 transitions. [2022-07-12 01:18:23,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 603 [2022-07-12 01:18:23,172 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:23,172 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:23,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 01:18:23,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:23,389 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:23,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:23,390 INFO L85 PathProgramCache]: Analyzing trace with hash -2016562453, now seen corresponding path program 1 times [2022-07-12 01:18:23,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:23,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177512437] [2022-07-12 01:18:23,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:23,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:23,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 640 proven. 39 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2022-07-12 01:18:23,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:23,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177512437] [2022-07-12 01:18:23,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177512437] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:23,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172919194] [2022-07-12 01:18:23,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:23,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:23,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:18:23,561 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:18:23,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 01:18:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:23,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:18:23,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:18:23,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-07-12 01:18:23,797 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:18:23,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172919194] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:23,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:18:23,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-12 01:18:23,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944607319] [2022-07-12 01:18:23,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:23,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:23,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:23,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:23,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:18:23,799 INFO L87 Difference]: Start difference. First operand 49478 states and 55163 transitions. Second operand has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:25,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:25,851 INFO L93 Difference]: Finished difference Result 110013 states and 122747 transitions. [2022-07-12 01:18:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:25,851 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 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 602 [2022-07-12 01:18:25,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:25,926 INFO L225 Difference]: With dead ends: 110013 [2022-07-12 01:18:25,926 INFO L226 Difference]: Without dead ends: 60836 [2022-07-12 01:18:25,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 605 GetRequests, 601 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:18:25,962 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 268 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 943 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 943 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:25,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 250 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 943 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:18:26,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60836 states. [2022-07-12 01:18:26,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60836 to 52461. [2022-07-12 01:18:26,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52461 states, 52460 states have (on average 1.1090926420129623) internal successors, (58183), 52460 states have internal predecessors, (58183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52461 states to 52461 states and 58183 transitions. [2022-07-12 01:18:26,655 INFO L78 Accepts]: Start accepts. Automaton has 52461 states and 58183 transitions. Word has length 602 [2022-07-12 01:18:26,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:26,655 INFO L495 AbstractCegarLoop]: Abstraction has 52461 states and 58183 transitions. [2022-07-12 01:18:26,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.66666666666667) internal successors, (320), 3 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 52461 states and 58183 transitions. [2022-07-12 01:18:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2022-07-12 01:18:26,663 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:26,663 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:26,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-12 01:18:26,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-07-12 01:18:26,880 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:26,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:26,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1393730838, now seen corresponding path program 1 times [2022-07-12 01:18:26,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:26,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018513342] [2022-07-12 01:18:26,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:26,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 650 proven. 39 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2022-07-12 01:18:27,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:27,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018513342] [2022-07-12 01:18:27,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018513342] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:27,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494134551] [2022-07-12 01:18:27,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:27,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:27,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:18:27,041 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:18:27,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-12 01:18:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:27,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 01:18:27,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:18:27,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 520 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-07-12 01:18:27,415 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:18:27,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494134551] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:27,415 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:18:27,415 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-12 01:18:27,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358425030] [2022-07-12 01:18:27,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:27,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:27,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:27,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:27,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:18:27,416 INFO L87 Difference]: Start difference. First operand 52461 states and 58183 transitions. Second operand has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:29,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:29,042 INFO L93 Difference]: Finished difference Result 103420 states and 114744 transitions. [2022-07-12 01:18:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:29,043 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 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 607 [2022-07-12 01:18:29,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:29,098 INFO L225 Difference]: With dead ends: 103420 [2022-07-12 01:18:29,099 INFO L226 Difference]: Without dead ends: 51260 [2022-07-12 01:18:29,129 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 606 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-12 01:18:29,130 INFO L413 NwaCegarLoop]: 563 mSDtfsCounter, 250 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 1059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:29,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 600 Invalid, 1059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 01:18:29,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51260 states. [2022-07-12 01:18:29,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51260 to 50063. [2022-07-12 01:18:29,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50063 states, 50062 states have (on average 1.0783628300906876) internal successors, (53985), 50062 states have internal predecessors, (53985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:29,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50063 states to 50063 states and 53985 transitions. [2022-07-12 01:18:29,732 INFO L78 Accepts]: Start accepts. Automaton has 50063 states and 53985 transitions. Word has length 607 [2022-07-12 01:18:29,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:29,733 INFO L495 AbstractCegarLoop]: Abstraction has 50063 states and 53985 transitions. [2022-07-12 01:18:29,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:29,733 INFO L276 IsEmpty]: Start isEmpty. Operand 50063 states and 53985 transitions. [2022-07-12 01:18:29,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2022-07-12 01:18:29,743 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:29,744 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:29,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-12 01:18:29,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-07-12 01:18:29,952 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:29,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:29,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1635363990, now seen corresponding path program 1 times [2022-07-12 01:18:29,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:29,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940516143] [2022-07-12 01:18:29,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:29,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:30,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 125 proven. 464 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:18:30,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:30,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940516143] [2022-07-12 01:18:30,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940516143] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:30,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540316207] [2022-07-12 01:18:30,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:30,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:30,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:18:30,190 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:18:30,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-12 01:18:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:30,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-12 01:18:30,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:18:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 0 proven. 589 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:18:31,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:18:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 589 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 01:18:33,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1540316207] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:33,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-12 01:18:33,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 13 [2022-07-12 01:18:33,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147053224] [2022-07-12 01:18:33,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:33,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 01:18:33,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:33,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 01:18:33,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=105, Unknown=0, NotChecked=0, Total=182 [2022-07-12 01:18:33,979 INFO L87 Difference]: Start difference. First operand 50063 states and 53985 transitions. Second operand has 6 states, 6 states have (on average 114.16666666666667) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:34,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:34,684 INFO L93 Difference]: Finished difference Result 50932 states and 54904 transitions. [2022-07-12 01:18:34,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 01:18:34,685 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 114.16666666666667) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 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 685 [2022-07-12 01:18:34,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:34,734 INFO L225 Difference]: With dead ends: 50932 [2022-07-12 01:18:34,734 INFO L226 Difference]: Without dead ends: 50930 [2022-07-12 01:18:34,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1373 GetRequests, 1361 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=105, Unknown=0, NotChecked=0, Total=182 [2022-07-12 01:18:34,745 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 484 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 788 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:34,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 323 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 549 Invalid, 0 Unknown, 788 Unchecked, 0.5s Time] [2022-07-12 01:18:34,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50930 states. [2022-07-12 01:18:35,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50930 to 50721. [2022-07-12 01:18:35,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50721 states, 50720 states have (on average 1.0780559936908518) internal successors, (54679), 50720 states have internal predecessors, (54679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50721 states to 50721 states and 54679 transitions. [2022-07-12 01:18:35,362 INFO L78 Accepts]: Start accepts. Automaton has 50721 states and 54679 transitions. Word has length 685 [2022-07-12 01:18:35,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:35,362 INFO L495 AbstractCegarLoop]: Abstraction has 50721 states and 54679 transitions. [2022-07-12 01:18:35,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 114.16666666666667) internal successors, (685), 5 states have internal predecessors, (685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand 50721 states and 54679 transitions. [2022-07-12 01:18:35,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2022-07-12 01:18:35,382 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:35,383 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 01:18:35,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-12 01:18:35,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:35,583 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:35,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:35,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1706100167, now seen corresponding path program 1 times [2022-07-12 01:18:35,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:35,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872979187] [2022-07-12 01:18:35,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:35,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:35,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-07-12 01:18:35,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:35,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872979187] [2022-07-12 01:18:35,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872979187] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:35,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:35,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:18:35,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971844180] [2022-07-12 01:18:35,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:35,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:35,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:35,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:35,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:18:35,806 INFO L87 Difference]: Start difference. First operand 50721 states and 54679 transitions. Second operand has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:37,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:37,735 INFO L93 Difference]: Finished difference Result 110420 states and 118880 transitions. [2022-07-12 01:18:37,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:37,736 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 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 804 [2022-07-12 01:18:37,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:37,799 INFO L225 Difference]: With dead ends: 110420 [2022-07-12 01:18:37,799 INFO L226 Difference]: Without dead ends: 54020 [2022-07-12 01:18:37,836 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 [2022-07-12 01:18:37,837 INFO L413 NwaCegarLoop]: 617 mSDtfsCounter, 141 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 916 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 661 SdHoareTripleChecker+Invalid, 1129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 916 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:37,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 661 Invalid, 1129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 916 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 01:18:37,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54020 states. [2022-07-12 01:18:38,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54020 to 49528. [2022-07-12 01:18:38,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49528 states, 49527 states have (on average 1.0622084923375128) internal successors, (52608), 49527 states have internal predecessors, (52608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49528 states to 49528 states and 52608 transitions. [2022-07-12 01:18:38,541 INFO L78 Accepts]: Start accepts. Automaton has 49528 states and 52608 transitions. Word has length 804 [2022-07-12 01:18:38,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:38,542 INFO L495 AbstractCegarLoop]: Abstraction has 49528 states and 52608 transitions. [2022-07-12 01:18:38,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:38,542 INFO L276 IsEmpty]: Start isEmpty. Operand 49528 states and 52608 transitions. [2022-07-12 01:18:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2022-07-12 01:18:38,566 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:38,567 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:38,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-12 01:18:38,567 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:38,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:38,568 INFO L85 PathProgramCache]: Analyzing trace with hash -432972242, now seen corresponding path program 1 times [2022-07-12 01:18:38,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:38,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088406261] [2022-07-12 01:18:38,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:38,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:38,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1700 backedges. 962 proven. 39 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2022-07-12 01:18:38,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:38,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088406261] [2022-07-12 01:18:38,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088406261] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:18:38,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553101220] [2022-07-12 01:18:38,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:38,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:38,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:18:38,806 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:18:38,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-12 01:18:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:39,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1023 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 01:18:39,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:18:39,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1700 backedges. 962 proven. 39 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2022-07-12 01:18:39,786 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:18:40,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1700 backedges. 962 proven. 39 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2022-07-12 01:18:40,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553101220] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 01:18:40,264 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-12 01:18:40,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-07-12 01:18:40,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440974628] [2022-07-12 01:18:40,264 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-12 01:18:40,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-12 01:18:40,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:40,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-12 01:18:40,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-07-12 01:18:40,267 INFO L87 Difference]: Start difference. First operand 49528 states and 52608 transitions. Second operand has 9 states, 9 states have (on average 87.33333333333333) internal successors, (786), 8 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:45,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:45,799 INFO L93 Difference]: Finished difference Result 105986 states and 112368 transitions. [2022-07-12 01:18:45,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-07-12 01:18:45,800 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 87.33333333333333) internal successors, (786), 8 states have internal predecessors, (786), 0 states have call successors, (0), 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 824 [2022-07-12 01:18:45,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:45,854 INFO L225 Difference]: With dead ends: 105986 [2022-07-12 01:18:45,854 INFO L226 Difference]: Without dead ends: 40257 [2022-07-12 01:18:45,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1657 GetRequests, 1642 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-07-12 01:18:45,892 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 3141 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 5178 mSolverCounterSat, 505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3141 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 5683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 505 IncrementalHoareTripleChecker+Valid, 5178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:45,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3141 Valid, 230 Invalid, 5683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [505 Valid, 5178 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-07-12 01:18:45,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40257 states. [2022-07-12 01:18:46,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40257 to 27975. [2022-07-12 01:18:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27975 states, 27974 states have (on average 1.0322442267820118) internal successors, (28876), 27974 states have internal predecessors, (28876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:46,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27975 states to 27975 states and 28876 transitions. [2022-07-12 01:18:46,666 INFO L78 Accepts]: Start accepts. Automaton has 27975 states and 28876 transitions. Word has length 824 [2022-07-12 01:18:46,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:46,667 INFO L495 AbstractCegarLoop]: Abstraction has 27975 states and 28876 transitions. [2022-07-12 01:18:46,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 87.33333333333333) internal successors, (786), 8 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 27975 states and 28876 transitions. [2022-07-12 01:18:46,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2022-07-12 01:18:46,687 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:46,688 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:46,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-12 01:18:46,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:18:46,914 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:46,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:46,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1540025798, now seen corresponding path program 1 times [2022-07-12 01:18:46,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:46,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010924488] [2022-07-12 01:18:46,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:46,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:47,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1343 backedges. 832 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2022-07-12 01:18:47,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:47,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010924488] [2022-07-12 01:18:47,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010924488] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:47,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:47,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:18:47,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263429217] [2022-07-12 01:18:47,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:47,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:47,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:47,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:47,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:18:47,222 INFO L87 Difference]: Start difference. First operand 27975 states and 28876 transitions. Second operand has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:48,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:48,329 INFO L93 Difference]: Finished difference Result 55587 states and 57392 transitions. [2022-07-12 01:18:48,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:48,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 0 states have call successors, (0), 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 853 [2022-07-12 01:18:48,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:48,364 INFO L225 Difference]: With dead ends: 55587 [2022-07-12 01:18:48,364 INFO L226 Difference]: Without dead ends: 28272 [2022-07-12 01:18:48,385 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 [2022-07-12 01:18:48,385 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 435 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 722 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:48,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 68 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 722 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:18:48,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28272 states. [2022-07-12 01:18:48,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28272 to 27973. [2022-07-12 01:18:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27973 states, 27972 states have (on average 1.0321750321750323) internal successors, (28872), 27972 states have internal predecessors, (28872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:49,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27973 states to 27973 states and 28872 transitions. [2022-07-12 01:18:49,034 INFO L78 Accepts]: Start accepts. Automaton has 27973 states and 28872 transitions. Word has length 853 [2022-07-12 01:18:49,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:49,035 INFO L495 AbstractCegarLoop]: Abstraction has 27973 states and 28872 transitions. [2022-07-12 01:18:49,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:49,035 INFO L276 IsEmpty]: Start isEmpty. Operand 27973 states and 28872 transitions. [2022-07-12 01:18:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 879 [2022-07-12 01:18:49,054 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:49,054 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:49,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-12 01:18:49,055 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:49,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:49,055 INFO L85 PathProgramCache]: Analyzing trace with hash -608480507, now seen corresponding path program 1 times [2022-07-12 01:18:49,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:49,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983879995] [2022-07-12 01:18:49,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:49,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1432 backedges. 1056 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2022-07-12 01:18:49,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:49,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983879995] [2022-07-12 01:18:49,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983879995] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:49,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:49,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 01:18:49,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18429058] [2022-07-12 01:18:49,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:49,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 01:18:49,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:49,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 01:18:49,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 01:18:49,341 INFO L87 Difference]: Start difference. First operand 27973 states and 28872 transitions. Second operand has 4 states, 4 states have (on average 152.75) internal successors, (611), 4 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:50,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:50,781 INFO L93 Difference]: Finished difference Result 57081 states and 58961 transitions. [2022-07-12 01:18:50,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 01:18:50,781 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 152.75) internal successors, (611), 4 states have internal predecessors, (611), 0 states have call successors, (0), 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 878 [2022-07-12 01:18:50,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:50,807 INFO L225 Difference]: With dead ends: 57081 [2022-07-12 01:18:50,807 INFO L226 Difference]: Without dead ends: 29768 [2022-07-12 01:18:50,818 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 [2022-07-12 01:18:50,819 INFO L413 NwaCegarLoop]: 388 mSDtfsCounter, 632 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 1399 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 1633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:50,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 418 Invalid, 1633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1399 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 01:18:50,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29768 states. [2022-07-12 01:18:51,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29768 to 27972. [2022-07-12 01:18:51,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27972 states, 27971 states have (on average 1.027528511672804) internal successors, (28741), 27971 states have internal predecessors, (28741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27972 states to 27972 states and 28741 transitions. [2022-07-12 01:18:51,090 INFO L78 Accepts]: Start accepts. Automaton has 27972 states and 28741 transitions. Word has length 878 [2022-07-12 01:18:51,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:51,090 INFO L495 AbstractCegarLoop]: Abstraction has 27972 states and 28741 transitions. [2022-07-12 01:18:51,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 152.75) internal successors, (611), 4 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 27972 states and 28741 transitions. [2022-07-12 01:18:51,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 908 [2022-07-12 01:18:51,104 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:51,104 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:51,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-12 01:18:51,105 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:51,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:51,105 INFO L85 PathProgramCache]: Analyzing trace with hash -318408469, now seen corresponding path program 1 times [2022-07-12 01:18:51,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:51,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453493141] [2022-07-12 01:18:51,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:51,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 747 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2022-07-12 01:18:51,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:51,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453493141] [2022-07-12 01:18:51,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453493141] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:51,342 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:51,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:18:51,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005407370] [2022-07-12 01:18:51,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:51,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:51,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:51,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:51,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:18:51,345 INFO L87 Difference]: Start difference. First operand 27972 states and 28741 transitions. Second operand has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:52,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:52,352 INFO L93 Difference]: Finished difference Result 59483 states and 61123 transitions. [2022-07-12 01:18:52,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:52,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 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 907 [2022-07-12 01:18:52,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:52,384 INFO L225 Difference]: With dead ends: 59483 [2022-07-12 01:18:52,385 INFO L226 Difference]: Without dead ends: 32171 [2022-07-12 01:18:52,401 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 [2022-07-12 01:18:52,402 INFO L413 NwaCegarLoop]: 500 mSDtfsCounter, 75 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:52,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 542 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 01:18:52,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32171 states. [2022-07-12 01:18:52,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32171 to 28870. [2022-07-12 01:18:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28870 states, 28869 states have (on average 1.0270532405001904) internal successors, (29650), 28869 states have internal predecessors, (29650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28870 states to 28870 states and 29650 transitions. [2022-07-12 01:18:52,819 INFO L78 Accepts]: Start accepts. Automaton has 28870 states and 29650 transitions. Word has length 907 [2022-07-12 01:18:52,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:52,820 INFO L495 AbstractCegarLoop]: Abstraction has 28870 states and 29650 transitions. [2022-07-12 01:18:52,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 28870 states and 29650 transitions. [2022-07-12 01:18:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 925 [2022-07-12 01:18:52,836 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:52,837 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:52,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-12 01:18:52,837 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:52,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:52,837 INFO L85 PathProgramCache]: Analyzing trace with hash -720595312, now seen corresponding path program 1 times [2022-07-12 01:18:52,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:52,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584969251] [2022-07-12 01:18:52,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:52,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:53,100 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 1126 proven. 0 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2022-07-12 01:18:53,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:53,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584969251] [2022-07-12 01:18:53,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584969251] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:53,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:53,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 01:18:53,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249515953] [2022-07-12 01:18:53,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:53,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:18:53,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:53,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:18:53,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:18:53,104 INFO L87 Difference]: Start difference. First operand 28870 states and 29650 transitions. Second operand has 5 states, 5 states have (on average 137.6) internal successors, (688), 5 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:55,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:55,311 INFO L93 Difference]: Finished difference Result 68191 states and 70018 transitions. [2022-07-12 01:18:55,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 01:18:55,311 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 137.6) internal successors, (688), 5 states have internal predecessors, (688), 0 states have call successors, (0), 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 924 [2022-07-12 01:18:55,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:55,349 INFO L225 Difference]: With dead ends: 68191 [2022-07-12 01:18:55,349 INFO L226 Difference]: Without dead ends: 39682 [2022-07-12 01:18:55,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:18:55,371 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 846 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 1933 mSolverCounterSat, 360 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 2293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 360 IncrementalHoareTripleChecker+Valid, 1933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:55,371 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [846 Valid, 131 Invalid, 2293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [360 Valid, 1933 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-12 01:18:55,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39682 states. [2022-07-12 01:18:55,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39682 to 29408. [2022-07-12 01:18:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29408 states, 29407 states have (on average 1.0270003740605977) internal successors, (30201), 29407 states have internal predecessors, (30201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:55,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29408 states to 29408 states and 30201 transitions. [2022-07-12 01:18:55,788 INFO L78 Accepts]: Start accepts. Automaton has 29408 states and 30201 transitions. Word has length 924 [2022-07-12 01:18:55,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:55,788 INFO L495 AbstractCegarLoop]: Abstraction has 29408 states and 30201 transitions. [2022-07-12 01:18:55,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 137.6) internal successors, (688), 5 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:55,788 INFO L276 IsEmpty]: Start isEmpty. Operand 29408 states and 30201 transitions. [2022-07-12 01:18:55,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 936 [2022-07-12 01:18:55,804 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:55,804 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:55,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-12 01:18:55,805 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:55,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:55,805 INFO L85 PathProgramCache]: Analyzing trace with hash 891566358, now seen corresponding path program 1 times [2022-07-12 01:18:55,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:55,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407874640] [2022-07-12 01:18:55,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:55,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:56,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1504 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2022-07-12 01:18:56,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:56,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407874640] [2022-07-12 01:18:56,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407874640] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:56,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:56,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:18:56,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30925317] [2022-07-12 01:18:56,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:56,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:56,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:56,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:56,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:18:56,019 INFO L87 Difference]: Start difference. First operand 29408 states and 30201 transitions. Second operand has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:56,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:56,913 INFO L93 Difference]: Finished difference Result 58508 states and 60082 transitions. [2022-07-12 01:18:56,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:56,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 0 states have call successors, (0), 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 935 [2022-07-12 01:18:56,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:56,942 INFO L225 Difference]: With dead ends: 58508 [2022-07-12 01:18:56,942 INFO L226 Difference]: Without dead ends: 29401 [2022-07-12 01:18:56,959 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 [2022-07-12 01:18:56,959 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 342 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:56,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 454 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:18:56,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29401 states. [2022-07-12 01:18:57,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29401 to 25210. [2022-07-12 01:18:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25210 states, 25209 states have (on average 1.0237216866991947) internal successors, (25807), 25209 states have internal predecessors, (25807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:57,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25210 states to 25210 states and 25807 transitions. [2022-07-12 01:18:57,259 INFO L78 Accepts]: Start accepts. Automaton has 25210 states and 25807 transitions. Word has length 935 [2022-07-12 01:18:57,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:57,260 INFO L495 AbstractCegarLoop]: Abstraction has 25210 states and 25807 transitions. [2022-07-12 01:18:57,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 25210 states and 25807 transitions. [2022-07-12 01:18:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1125 [2022-07-12 01:18:57,275 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:57,276 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:57,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-12 01:18:57,276 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:57,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:57,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1609967201, now seen corresponding path program 1 times [2022-07-12 01:18:57,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:57,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537296886] [2022-07-12 01:18:57,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:57,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2226 backedges. 1416 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2022-07-12 01:18:57,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:57,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537296886] [2022-07-12 01:18:57,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537296886] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:57,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:57,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:18:57,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815353704] [2022-07-12 01:18:57,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:57,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:57,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:57,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:57,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:18:57,621 INFO L87 Difference]: Start difference. First operand 25210 states and 25807 transitions. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:58,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:58,671 INFO L93 Difference]: Finished difference Result 42912 states and 43912 transitions. [2022-07-12 01:18:58,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:58,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 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 1124 [2022-07-12 01:18:58,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:18:58,692 INFO L225 Difference]: With dead ends: 42912 [2022-07-12 01:18:58,692 INFO L226 Difference]: Without dead ends: 18003 [2022-07-12 01:18:58,706 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 [2022-07-12 01:18:58,706 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 248 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 01:18:58,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 77 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 725 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 01:18:58,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18003 states. [2022-07-12 01:18:58,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18003 to 15899. [2022-07-12 01:18:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15899 states, 15898 states have (on average 1.0213863379041388) internal successors, (16238), 15898 states have internal predecessors, (16238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:58,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15899 states to 15899 states and 16238 transitions. [2022-07-12 01:18:58,888 INFO L78 Accepts]: Start accepts. Automaton has 15899 states and 16238 transitions. Word has length 1124 [2022-07-12 01:18:58,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:18:58,888 INFO L495 AbstractCegarLoop]: Abstraction has 15899 states and 16238 transitions. [2022-07-12 01:18:58,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:58,889 INFO L276 IsEmpty]: Start isEmpty. Operand 15899 states and 16238 transitions. [2022-07-12 01:18:58,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1192 [2022-07-12 01:18:58,904 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:18:58,905 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:18:58,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-07-12 01:18:58,905 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:18:58,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:18:58,906 INFO L85 PathProgramCache]: Analyzing trace with hash -69569816, now seen corresponding path program 1 times [2022-07-12 01:18:58,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:18:58,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123005248] [2022-07-12 01:18:58,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:18:58,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:18:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:18:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2747 backedges. 1566 proven. 0 refuted. 0 times theorem prover too weak. 1181 trivial. 0 not checked. [2022-07-12 01:18:59,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:18:59,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123005248] [2022-07-12 01:18:59,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123005248] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:18:59,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:18:59,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:18:59,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444971032] [2022-07-12 01:18:59,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:18:59,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:18:59,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:18:59,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:18:59,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:18:59,210 INFO L87 Difference]: Start difference. First operand 15899 states and 16238 transitions. Second operand has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:18:59,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:18:59,999 INFO L93 Difference]: Finished difference Result 33300 states and 34030 transitions. [2022-07-12 01:18:59,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:18:59,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 0 states have call successors, (0), 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 1191 [2022-07-12 01:18:59,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:19:00,018 INFO L225 Difference]: With dead ends: 33300 [2022-07-12 01:19:00,018 INFO L226 Difference]: Without dead ends: 17702 [2022-07-12 01:19:00,028 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 [2022-07-12 01:19:00,029 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 321 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 321 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:19:00,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [321 Valid, 88 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:19:00,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17702 states. [2022-07-12 01:19:00,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17702 to 15000. [2022-07-12 01:19:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15000 states, 14999 states have (on average 1.0212014134275618) internal successors, (15317), 14999 states have internal predecessors, (15317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15000 states to 15000 states and 15317 transitions. [2022-07-12 01:19:00,199 INFO L78 Accepts]: Start accepts. Automaton has 15000 states and 15317 transitions. Word has length 1191 [2022-07-12 01:19:00,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:19:00,200 INFO L495 AbstractCegarLoop]: Abstraction has 15000 states and 15317 transitions. [2022-07-12 01:19:00,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 181.66666666666666) internal successors, (545), 3 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:00,200 INFO L276 IsEmpty]: Start isEmpty. Operand 15000 states and 15317 transitions. [2022-07-12 01:19:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1205 [2022-07-12 01:19:00,216 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:19:00,216 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:19:00,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-07-12 01:19:00,216 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:19:00,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:19:00,217 INFO L85 PathProgramCache]: Analyzing trace with hash 764948918, now seen corresponding path program 1 times [2022-07-12 01:19:00,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:19:00,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767317625] [2022-07-12 01:19:00,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:19:00,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:19:00,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:19:00,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2837 backedges. 1995 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2022-07-12 01:19:00,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:19:00,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767317625] [2022-07-12 01:19:00,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767317625] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:19:00,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 01:19:00,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 01:19:00,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128917291] [2022-07-12 01:19:00,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:19:00,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:19:00,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:19:00,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:19:00,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 01:19:00,591 INFO L87 Difference]: Start difference. First operand 15000 states and 15317 transitions. Second operand has 3 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:01,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:19:01,341 INFO L93 Difference]: Finished difference Result 30603 states and 31254 transitions. [2022-07-12 01:19:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:19:01,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 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 1204 [2022-07-12 01:19:01,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:19:01,355 INFO L225 Difference]: With dead ends: 30603 [2022-07-12 01:19:01,355 INFO L226 Difference]: Without dead ends: 15904 [2022-07-12 01:19:01,363 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 [2022-07-12 01:19:01,364 INFO L413 NwaCegarLoop]: 402 mSDtfsCounter, 213 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:19:01,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 425 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 01:19:01,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15904 states. [2022-07-12 01:19:01,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15904 to 14402. [2022-07-12 01:19:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14402 states, 14401 states have (on average 1.020137490452052) internal successors, (14691), 14401 states have internal predecessors, (14691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14402 states to 14402 states and 14691 transitions. [2022-07-12 01:19:01,519 INFO L78 Accepts]: Start accepts. Automaton has 14402 states and 14691 transitions. Word has length 1204 [2022-07-12 01:19:01,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:19:01,519 INFO L495 AbstractCegarLoop]: Abstraction has 14402 states and 14691 transitions. [2022-07-12 01:19:01,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.33333333333334) internal successors, (652), 3 states have internal predecessors, (652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:01,519 INFO L276 IsEmpty]: Start isEmpty. Operand 14402 states and 14691 transitions. [2022-07-12 01:19:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1277 [2022-07-12 01:19:01,536 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:19:01,536 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:19:01,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-07-12 01:19:01,536 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:19:01,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:19:01,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1060747909, now seen corresponding path program 1 times [2022-07-12 01:19:01,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:19:01,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368187469] [2022-07-12 01:19:01,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:19:01,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:19:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:19:01,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2900 backedges. 1893 proven. 435 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2022-07-12 01:19:01,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:19:01,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368187469] [2022-07-12 01:19:01,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368187469] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:19:01,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [889092973] [2022-07-12 01:19:01,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:19:01,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:19:01,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:19:01,921 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:19:01,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-12 01:19:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:19:02,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 1503 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 01:19:02,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:19:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2900 backedges. 2002 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2022-07-12 01:19:02,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 01:19:02,468 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [889092973] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 01:19:02,468 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 01:19:02,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-07-12 01:19:02,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944878807] [2022-07-12 01:19:02,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:19:02,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 01:19:02,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:19:02,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 01:19:02,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:19:02,471 INFO L87 Difference]: Start difference. First operand 14402 states and 14691 transitions. Second operand has 3 states, 3 states have (on average 218.0) internal successors, (654), 3 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:03,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:19:03,256 INFO L93 Difference]: Finished difference Result 30003 states and 30616 transitions. [2022-07-12 01:19:03,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 01:19:03,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 218.0) internal successors, (654), 3 states have internal predecessors, (654), 0 states have call successors, (0), 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 1276 [2022-07-12 01:19:03,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:19:03,270 INFO L225 Difference]: With dead ends: 30003 [2022-07-12 01:19:03,271 INFO L226 Difference]: Without dead ends: 15902 [2022-07-12 01:19:03,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1280 GetRequests, 1277 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 01:19:03,278 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 195 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 01:19:03,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 433 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 01:19:03,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15902 states. [2022-07-12 01:19:03,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15902 to 15600. [2022-07-12 01:19:03,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15600 states, 15599 states have (on average 1.0196807487659465) internal successors, (15906), 15599 states have internal predecessors, (15906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:03,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15600 states to 15600 states and 15906 transitions. [2022-07-12 01:19:03,434 INFO L78 Accepts]: Start accepts. Automaton has 15600 states and 15906 transitions. Word has length 1276 [2022-07-12 01:19:03,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:19:03,435 INFO L495 AbstractCegarLoop]: Abstraction has 15600 states and 15906 transitions. [2022-07-12 01:19:03,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 218.0) internal successors, (654), 3 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:03,435 INFO L276 IsEmpty]: Start isEmpty. Operand 15600 states and 15906 transitions. [2022-07-12 01:19:03,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1279 [2022-07-12 01:19:03,452 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 01:19:03,452 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:19:03,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-07-12 01:19:03,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-07-12 01:19:03,660 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 01:19:03,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 01:19:03,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1407944042, now seen corresponding path program 1 times [2022-07-12 01:19:03,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 01:19:03,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952527503] [2022-07-12 01:19:03,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:19:03,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 01:19:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:19:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3378 backedges. 2208 proven. 460 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-07-12 01:19:04,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 01:19:04,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952527503] [2022-07-12 01:19:04,050 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952527503] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 01:19:04,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1440474001] [2022-07-12 01:19:04,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 01:19:04,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 01:19:04,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 01:19:04,052 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 01:19:04,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-07-12 01:19:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 01:19:04,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 1529 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-12 01:19:04,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 01:19:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3378 backedges. 1790 proven. 84 refuted. 0 times theorem prover too weak. 1504 trivial. 0 not checked. [2022-07-12 01:19:07,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 01:19:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 3378 backedges. 1874 proven. 0 refuted. 0 times theorem prover too weak. 1504 trivial. 0 not checked. [2022-07-12 01:19:07,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1440474001] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 01:19:07,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-12 01:19:07,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 5] total 10 [2022-07-12 01:19:07,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423136205] [2022-07-12 01:19:07,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 01:19:07,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 01:19:07,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 01:19:07,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 01:19:07,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:19:07,618 INFO L87 Difference]: Start difference. First operand 15600 states and 15906 transitions. Second operand has 5 states, 5 states have (on average 139.0) internal successors, (695), 5 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:09,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 01:19:09,367 INFO L93 Difference]: Finished difference Result 32704 states and 33356 transitions. [2022-07-12 01:19:09,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 01:19:09,368 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 139.0) internal successors, (695), 5 states have internal predecessors, (695), 0 states have call successors, (0), 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 1278 [2022-07-12 01:19:09,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 01:19:09,369 INFO L225 Difference]: With dead ends: 32704 [2022-07-12 01:19:09,369 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 01:19:09,377 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2559 GetRequests, 2551 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2022-07-12 01:19:09,378 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 761 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 1577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 01:19:09,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [761 Valid, 48 Invalid, 1577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 1384 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 01:19:09,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 01:19:09,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 01:19:09,378 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) [2022-07-12 01:19:09,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 01:19:09,379 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1278 [2022-07-12 01:19:09,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 01:19:09,379 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 01:19:09,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 139.0) internal successors, (695), 5 states have internal predecessors, (695), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 01:19:09,379 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 01:19:09,379 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 01:19:09,381 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 01:19:09,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-07-12 01:19:09,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-07-12 01:19:09,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 01:19:18,685 WARN L233 SmtUtils]: Spent 9.09s on a formula simplification. DAG size of input: 923 DAG size of output: 897 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-12 01:19:29,328 WARN L233 SmtUtils]: Spent 10.64s on a formula simplification. DAG size of input: 943 DAG size of output: 909 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-12 01:19:39,851 WARN L233 SmtUtils]: Spent 10.52s on a formula simplification. DAG size of input: 943 DAG size of output: 909 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-12 01:19:45,767 WARN L233 SmtUtils]: Spent 5.91s on a formula simplification. DAG size of input: 897 DAG size of output: 179 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-12 01:19:51,824 WARN L233 SmtUtils]: Spent 6.05s on a formula simplification. DAG size of input: 909 DAG size of output: 184 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-12 01:19:57,974 WARN L233 SmtUtils]: Spent 6.14s on a formula simplification. DAG size of input: 909 DAG size of output: 184 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-12 01:19:57,978 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-12 01:19:57,979 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,980 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-12 01:19:57,981 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,982 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,983 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,983 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,983 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,983 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-12 01:19:57,984 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-12 01:19:57,985 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 01:19:57,986 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 149) no Hoare annotation was computed. [2022-07-12 01:19:57,986 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,986 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,986 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,986 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,986 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,986 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-12 01:19:57,987 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,988 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,989 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-12 01:19:57,990 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,991 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,992 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,993 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-12 01:19:57,993 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,993 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,993 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,993 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,994 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 01:19:57,995 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,996 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,997 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,998 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-12 01:19:57,999 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,000 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,001 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-12 01:19:58,002 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-12 01:19:58,002 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-12 01:19:58,002 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,002 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-12 01:19:58,002 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,002 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,002 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,003 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,003 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,003 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,003 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,004 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,004 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-12 01:19:58,004 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-12 01:19:58,004 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-12 01:19:58,004 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-12 01:19:58,004 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,005 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,005 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,005 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,006 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse26 (+ ~a4~0 86)) (.cse27 (* ~a29~0 9)) (.cse28 (* (div (+ (* (- 1) ~a29~0) (- 384948)) 10) 5)) (.cse11 (+ ~a29~0 127)) (.cse25 (div ~a29~0 5)) (.cse2 (+ 98 ~a0~0))) (let ((.cse14 (<= ~a29~0 96178)) (.cse6 (<= (+ ~a0~0 150) 0)) (.cse12 (< 43 ~a29~0)) (.cse22 (<= .cse2 0)) (.cse24 (<= ~a29~0 43)) (.cse18 (<= (div (+ (* 9 .cse25) 1211931) 10) 579663)) (.cse7 (= ~a2~0 4)) (.cse19 (<= ~a29~0 41)) (.cse10 (<= 0 .cse11)) (.cse21 (= 3 ~a2~0)) (.cse16 (<= (+ 104 ~a0~0) 0)) (.cse5 (<= (+ .cse28 16) 0)) (.cse8 (or (= (mod (+ .cse27 2) 10) 0) (<= (+ .cse28 21) 0))) (.cse1 (= ~a2~0 1)) (.cse9 (<= (+ ~a29~0 16) 0)) (.cse3 (<= (+ ~a0~0 61) 0)) (.cse15 (< 0 .cse26)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse13 (<= 5 ~a2~0)) (.cse20 (<= (+ 366639 ~a0~0) 0)) (.cse17 (= 2 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse23 (<= (div .cse27 10) 579663))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 (<= 0 (+ 44 ~a0~0)) (<= .cse11 0)) (and .cse12 .cse0 .cse13 .cse14) (and .cse15 .cse16 .cse12 .cse4 .cse17 .cse18) (and .cse0 .cse13 .cse3) (and .cse19 .cse4 .cse20 .cse21) (and (or (and .cse16 .cse12 .cse4 .cse13 .cse14) (and .cse15 .cse12 .cse4 .cse22 .cse13)) .cse23) (and .cse15 .cse4 .cse22 .cse23 .cse21) (and .cse0 .cse7 .cse24) (and .cse15 .cse4 .cse22 .cse1 .cse23) (and .cse12 .cse0 .cse23 .cse21) (and .cse12 .cse4 .cse1 .cse6 .cse23) (and .cse17 .cse0 (<= (div (+ 181102 (* (- 1) .cse25)) (- 5)) 109469) .cse3) (and .cse15 .cse19 .cse4 .cse10 .cse1) (and .cse0 .cse1 (<= (+ ~a29~0 153400) 0)) (and .cse16 .cse4 .cse9 .cse21) (and .cse19 .cse0 .cse21) (and .cse4 .cse5 .cse1 .cse8 .cse9 .cse3) (and .cse12 .cse17 .cse22 .cse23) (and .cse15 .cse4 .cse17 .cse10 .cse22 .cse23) (and .cse0 .cse1 (not .cse24) .cse3) (and .cse0 .cse7 .cse3) (and .cse15 (<= (+ 148 ~a0~0) 0) .cse4 .cse17 .cse23) (and .cse15 .cse4 .cse10 .cse22 .cse13 .cse24) (and .cse16 .cse4 .cse10 .cse13 .cse9) (and .cse15 .cse16 .cse4 .cse10 .cse13 .cse18) (and .cse15 .cse16 .cse4 .cse7 .cse23) (and .cse19 .cse10 .cse0 .cse13) (and .cse0 .cse21 .cse3 (<= (div (+ (- 315762) ~a29~0) 5) 109468)) (and .cse15 .cse16 .cse4 .cse5 .cse13 .cse8 .cse9) (and .cse1 (<= .cse26 0) .cse9 .cse3) (and .cse15 .cse4 .cse13 (<= ~a29~0 599997) .cse20) (and .cse17 .cse0 .cse23)))) [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,007 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-12 01:19:58,008 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-12 01:19:58,009 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-12 01:19:58,010 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,010 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,010 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 01:19:58,010 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,010 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,010 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,010 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,011 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse26 (* (- 1) ~a29~0))) (let ((.cse28 (* ~a29~0 9)) (.cse30 (* (div (+ .cse26 (- 384948)) 10) 5)) (.cse11 (+ ~a29~0 127)) (.cse27 (div ~a29~0 5)) (.cse2 (+ 98 ~a0~0)) (.cse29 (+ ~a4~0 86))) (let ((.cse14 (<= ~a29~0 96178)) (.cse6 (<= (+ ~a0~0 150) 0)) (.cse25 (<= .cse29 0)) (.cse12 (< 43 ~a29~0)) (.cse1 (= ~a2~0 1)) (.cse22 (<= .cse2 0)) (.cse24 (<= ~a29~0 43)) (.cse18 (<= (div (+ (* 9 .cse27) 1211931) 10) 579663)) (.cse7 (= ~a2~0 4)) (.cse19 (<= ~a29~0 41)) (.cse10 (<= 0 .cse11)) (.cse21 (= 3 ~a2~0)) (.cse3 (<= (+ ~a0~0 61) 0)) (.cse16 (<= (+ 104 ~a0~0) 0)) (.cse5 (<= (+ .cse30 16) 0)) (.cse8 (or (= (mod (+ .cse28 2) 10) 0) (<= (+ .cse30 21) 0))) (.cse9 (<= (+ ~a29~0 16) 0)) (.cse15 (< 0 .cse29)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse13 (<= 5 ~a2~0)) (.cse20 (<= (+ 366639 ~a0~0) 0)) (.cse17 (= 2 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse23 (<= (div .cse28 10) 579663))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 (<= 0 (+ 44 ~a0~0)) (<= .cse11 0)) (and .cse12 .cse0 .cse13 .cse14) (and .cse15 .cse16 .cse12 .cse4 .cse17 .cse18) (and .cse0 .cse13 .cse3) (and .cse19 .cse4 .cse20 .cse21) (and (or (and .cse16 .cse12 .cse4 .cse13 .cse14) (and .cse15 .cse12 .cse4 .cse22 .cse13)) .cse23) (and .cse15 .cse4 .cse22 .cse23 .cse21) (and .cse0 .cse7 .cse24) (and .cse15 .cse4 .cse22 .cse1 .cse23) (and .cse12 .cse0 .cse23 .cse21) (and .cse5 .cse1 .cse25 .cse8 .cse9 (<= (+ ~a29~0 144) 0)) (and .cse12 .cse4 .cse1 .cse6 .cse23) (and .cse1 .cse25 (<= (+ (div (+ .cse26 5) (- 5)) 38483) 0)) (and .cse17 .cse0 (<= (div (+ 181102 (* (- 1) .cse27)) (- 5)) 109469) .cse3) (and .cse15 .cse19 .cse4 .cse10 .cse1) (and .cse16 .cse4 .cse9 .cse21) (and .cse19 .cse0 .cse21) (and .cse4 .cse5 .cse1 .cse8 .cse9 .cse3) (and .cse12 .cse17 .cse22 .cse23) (and .cse15 .cse4 .cse17 .cse10 .cse22 .cse23) (and .cse0 .cse1 (not .cse24) .cse3) (and .cse0 .cse7 .cse3) (and .cse15 (<= (+ 148 ~a0~0) 0) .cse4 .cse17 .cse23) (and .cse15 .cse4 .cse10 .cse22 .cse13 .cse24) (and .cse16 .cse4 .cse10 .cse13 .cse9) (and .cse15 .cse16 .cse4 .cse10 .cse13 .cse18) (and .cse15 .cse16 .cse4 .cse7 .cse23) (and .cse19 .cse10 .cse0 .cse13) (and .cse0 .cse21 .cse3 (<= (div (+ (- 315762) ~a29~0) 5) 109468)) (and .cse15 .cse16 .cse4 .cse5 .cse13 .cse8 .cse9) (and .cse15 .cse4 .cse13 (<= ~a29~0 599997) .cse20) (and .cse17 .cse0 .cse23))))) [2022-07-12 01:19:58,011 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,011 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-12 01:19:58,011 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-12 01:19:58,011 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,011 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,012 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,013 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,014 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,015 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,016 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,017 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,018 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,019 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,019 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse26 (* (- 1) ~a29~0))) (let ((.cse28 (* ~a29~0 9)) (.cse30 (* (div (+ .cse26 (- 384948)) 10) 5)) (.cse11 (+ ~a29~0 127)) (.cse27 (div ~a29~0 5)) (.cse2 (+ 98 ~a0~0)) (.cse29 (+ ~a4~0 86))) (let ((.cse14 (<= ~a29~0 96178)) (.cse6 (<= (+ ~a0~0 150) 0)) (.cse25 (<= .cse29 0)) (.cse12 (< 43 ~a29~0)) (.cse1 (= ~a2~0 1)) (.cse22 (<= .cse2 0)) (.cse24 (<= ~a29~0 43)) (.cse18 (<= (div (+ (* 9 .cse27) 1211931) 10) 579663)) (.cse7 (= ~a2~0 4)) (.cse19 (<= ~a29~0 41)) (.cse10 (<= 0 .cse11)) (.cse21 (= 3 ~a2~0)) (.cse3 (<= (+ ~a0~0 61) 0)) (.cse16 (<= (+ 104 ~a0~0) 0)) (.cse5 (<= (+ .cse30 16) 0)) (.cse8 (or (= (mod (+ .cse28 2) 10) 0) (<= (+ .cse30 21) 0))) (.cse9 (<= (+ ~a29~0 16) 0)) (.cse15 (< 0 .cse29)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse13 (<= 5 ~a2~0)) (.cse20 (<= (+ 366639 ~a0~0) 0)) (.cse17 (= 2 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse23 (<= (div .cse28 10) 579663))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 (<= 0 (+ 44 ~a0~0)) (<= .cse11 0)) (and .cse12 .cse0 .cse13 .cse14) (and .cse15 .cse16 .cse12 .cse4 .cse17 .cse18) (and .cse0 .cse13 .cse3) (and .cse19 .cse4 .cse20 .cse21) (and (or (and .cse16 .cse12 .cse4 .cse13 .cse14) (and .cse15 .cse12 .cse4 .cse22 .cse13)) .cse23) (and .cse15 .cse4 .cse22 .cse23 .cse21) (and .cse0 .cse7 .cse24) (and .cse15 .cse4 .cse22 .cse1 .cse23) (and .cse12 .cse0 .cse23 .cse21) (and .cse5 .cse1 .cse25 .cse8 .cse9 (<= (+ ~a29~0 144) 0)) (and .cse12 .cse4 .cse1 .cse6 .cse23) (and .cse1 .cse25 (<= (+ (div (+ .cse26 5) (- 5)) 38483) 0)) (and .cse17 .cse0 (<= (div (+ 181102 (* (- 1) .cse27)) (- 5)) 109469) .cse3) (and .cse15 .cse19 .cse4 .cse10 .cse1) (and .cse16 .cse4 .cse9 .cse21) (and .cse19 .cse0 .cse21) (and .cse4 .cse5 .cse1 .cse8 .cse9 .cse3) (and .cse12 .cse17 .cse22 .cse23) (and .cse15 .cse4 .cse17 .cse10 .cse22 .cse23) (and .cse0 .cse1 (not .cse24) .cse3) (and .cse0 .cse7 .cse3) (and .cse15 (<= (+ 148 ~a0~0) 0) .cse4 .cse17 .cse23) (and .cse15 .cse4 .cse10 .cse22 .cse13 .cse24) (and .cse16 .cse4 .cse10 .cse13 .cse9) (and .cse15 .cse16 .cse4 .cse10 .cse13 .cse18) (and .cse15 .cse16 .cse4 .cse7 .cse23) (and .cse19 .cse10 .cse0 .cse13) (and .cse0 .cse21 .cse3 (<= (div (+ (- 315762) ~a29~0) 5) 109468)) (and .cse15 .cse16 .cse4 .cse5 .cse13 .cse8 .cse9) (and .cse15 .cse4 .cse13 (<= ~a29~0 599997) .cse20) (and .cse17 .cse0 .cse23))))) [2022-07-12 01:19:58,019 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-12 01:19:58,019 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-12 01:19:58,019 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,019 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,019 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,019 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-12 01:19:58,020 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,021 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,022 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,023 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,024 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,025 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-12 01:19:58,026 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-12 01:19:58,028 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 01:19:58,030 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 01:19:58,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 01:19:58 BoogieIcfgContainer [2022-07-12 01:19:58,071 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 01:19:58,072 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 01:19:58,072 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 01:19:58,072 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 01:19:58,073 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:17:31" (3/4) ... [2022-07-12 01:19:58,084 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 01:19:58,105 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-12 01:19:58,107 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 01:19:58,108 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 01:19:58,110 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 01:19:58,228 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 01:19:58,228 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 01:19:58,229 INFO L158 Benchmark]: Toolchain (without parser) took 149940.24ms. Allocated memory was 127.9MB in the beginning and 4.6GB in the end (delta: 4.5GB). Free memory was 89.9MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 3.2GB. Max. memory is 16.1GB. [2022-07-12 01:19:58,229 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 01:19:58,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 764.69ms. Allocated memory is still 127.9MB. Free memory was 89.7MB in the beginning and 87.4MB in the end (delta: 2.2MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2022-07-12 01:19:58,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 206.92ms. Allocated memory is still 127.9MB. Free memory was 87.4MB in the beginning and 74.2MB in the end (delta: 13.3MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2022-07-12 01:19:58,231 INFO L158 Benchmark]: Boogie Preprocessor took 146.41ms. Allocated memory is still 127.9MB. Free memory was 74.2MB in the beginning and 56.2MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-12 01:19:58,232 INFO L158 Benchmark]: RCFGBuilder took 1964.77ms. Allocated memory was 127.9MB in the beginning and 205.5MB in the end (delta: 77.6MB). Free memory was 55.7MB in the beginning and 94.9MB in the end (delta: -39.2MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2022-07-12 01:19:58,235 INFO L158 Benchmark]: TraceAbstraction took 146694.25ms. Allocated memory was 205.5MB in the beginning and 4.6GB in the end (delta: 4.4GB). Free memory was 94.9MB in the beginning and 1.4GB in the end (delta: -1.4GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2022-07-12 01:19:58,236 INFO L158 Benchmark]: Witness Printer took 156.47ms. Allocated memory is still 4.6GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-12 01:19:58,238 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 83.9MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 764.69ms. Allocated memory is still 127.9MB. Free memory was 89.7MB in the beginning and 87.4MB in the end (delta: 2.2MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 206.92ms. Allocated memory is still 127.9MB. Free memory was 87.4MB in the beginning and 74.2MB in the end (delta: 13.3MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.41ms. Allocated memory is still 127.9MB. Free memory was 74.2MB in the beginning and 56.2MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1964.77ms. Allocated memory was 127.9MB in the beginning and 205.5MB in the end (delta: 77.6MB). Free memory was 55.7MB in the beginning and 94.9MB in the end (delta: -39.2MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * TraceAbstraction took 146694.25ms. Allocated memory was 205.5MB in the beginning and 4.6GB in the end (delta: 4.4GB). Free memory was 94.9MB in the beginning and 1.4GB in the end (delta: -1.4GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. * Witness Printer took 156.47ms. Allocated memory is still 4.6GB. Free memory was 1.4GB in the beginning and 1.4GB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 149]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 146.6s, OverallIterations: 29, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 62.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 48.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19102 SdHoareTripleChecker+Valid, 54.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19102 mSDsluCounter, 10343 SdHoareTripleChecker+Invalid, 46.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 788 IncrementalHoareTripleChecker+Unchecked, 1386 mSDsCounter, 10296 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40619 IncrementalHoareTripleChecker+Invalid, 51703 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10296 mSolverCounterUnsat, 8957 mSDtfsCounter, 40619 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11492 GetRequests, 11378 SyntacticMatches, 1 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52461occurred in iteration=15, InterpolantAutomatonStates: 132, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.1s AutomataMinimizationTime, 29 MinimizatonAttempts, 90077 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 424 NumberOfFragments, 2659 HoareAnnotationTreeSize, 4 FomulaSimplifications, 113781 FormulaSimplificationTreeSizeReduction, 30.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 774794 FormulaSimplificationTreeSizeReductionInter, 18.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 18.8s InterpolantComputationTime, 25709 NumberOfCodeBlocks, 25709 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 29850 ConstructedInterpolants, 324 QuantifiedInterpolants, 140914 SizeOfPredicates, 7 NumberOfNonLiveVariables, 8863 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 45 InterpolantComputations, 27 PerfectInterpolantSequences, 44661/48210 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((89 + a4 <= 0 && a2 == 1) && 0 < 98 + a0) && a0 + 61 <= 0) || (((((42 + a4 <= 0 && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && a0 + 150 <= 0) && a2 == 4) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((43 < a29 && 89 + a4 <= 0) && 5 <= a2) && a29 <= 96178)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && 2 == a2) && (9 * (a29 / 5) + 1211931) / 10 <= 579663)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || (((a29 <= 41 && 42 + a4 <= 0) && 366639 + a0 <= 0) && 3 == a2)) || ((((((104 + a0 <= 0 && 43 < a29) && 42 + a4 <= 0) && 5 <= a2) && a29 <= 96178) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2)) && a29 * 9 / 10 <= 579663)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1) && a29 * 9 / 10 <= 579663)) || (((43 < a29 && 89 + a4 <= 0) && a29 * 9 / 10 <= 579663) && 3 == a2)) || ((((43 < a29 && 42 + a4 <= 0) && a2 == 1) && a0 + 150 <= 0) && a29 * 9 / 10 <= 579663)) || (((2 == a2 && 89 + a4 <= 0) && (181102 + -1 * (a29 / 5)) / -5 <= 109469) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 153400 <= 0)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && a29 + 16 <= 0) && 3 == a2)) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || (((((42 + a4 <= 0 && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && a2 == 1) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((43 < a29 && 2 == a2) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663)) || (((89 + a4 <= 0 && a2 == 1) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && a29 * 9 / 10 <= 579663)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2) && a29 <= 43)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a29 + 127) && 5 <= a2) && a29 + 16 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 0 <= a29 + 127) && 5 <= a2) && (9 * (a29 / 5) + 1211931) / 10 <= 579663)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) && a29 * 9 / 10 <= 579663)) || (((a29 <= 41 && 0 <= a29 + 127) && 89 + a4 <= 0) && 5 <= a2)) || (((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0) && (-315762 + a29) / 5 <= 109468)) || ((((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && 5 <= a2) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a29 + 16 <= 0) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 5 <= a2) && a29 <= 599997) && 366639 + a0 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && a29 * 9 / 10 <= 579663) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((89 + a4 <= 0 && a2 == 1) && 0 < 98 + a0) && a0 + 61 <= 0) || (((((42 + a4 <= 0 && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && a0 + 150 <= 0) && a2 == 4) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((43 < a29 && 89 + a4 <= 0) && 5 <= a2) && a29 <= 96178)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && 2 == a2) && (9 * (a29 / 5) + 1211931) / 10 <= 579663)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || (((a29 <= 41 && 42 + a4 <= 0) && 366639 + a0 <= 0) && 3 == a2)) || ((((((104 + a0 <= 0 && 43 < a29) && 42 + a4 <= 0) && 5 <= a2) && a29 <= 96178) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2)) && a29 * 9 / 10 <= 579663)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1) && a29 * 9 / 10 <= 579663)) || (((43 < a29 && 89 + a4 <= 0) && a29 * 9 / 10 <= 579663) && 3 == a2)) || ((((((-1 * a29 + -384948) / 10 * 5 + 16 <= 0 && a2 == 1) && a4 + 86 <= 0) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0) && a29 + 144 <= 0)) || ((((43 < a29 && 42 + a4 <= 0) && a2 == 1) && a0 + 150 <= 0) && a29 * 9 / 10 <= 579663)) || ((a2 == 1 && a4 + 86 <= 0) && (-1 * a29 + 5) / -5 + 38483 <= 0)) || (((2 == a2 && 89 + a4 <= 0) && (181102 + -1 * (a29 / 5)) / -5 <= 109469) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && a29 + 16 <= 0) && 3 == a2)) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || (((((42 + a4 <= 0 && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && a2 == 1) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((43 < a29 && 2 == a2) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663)) || (((89 + a4 <= 0 && a2 == 1) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && a29 * 9 / 10 <= 579663)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2) && a29 <= 43)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a29 + 127) && 5 <= a2) && a29 + 16 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 0 <= a29 + 127) && 5 <= a2) && (9 * (a29 / 5) + 1211931) / 10 <= 579663)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) && a29 * 9 / 10 <= 579663)) || (((a29 <= 41 && 0 <= a29 + 127) && 89 + a4 <= 0) && 5 <= a2)) || (((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0) && (-315762 + a29) / 5 <= 109468)) || ((((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && 5 <= a2) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 5 <= a2) && a29 <= 599997) && 366639 + a0 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && a29 * 9 / 10 <= 579663) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((89 + a4 <= 0 && a2 == 1) && 0 < 98 + a0) && a0 + 61 <= 0) || (((((42 + a4 <= 0 && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && a0 + 150 <= 0) && a2 == 4) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || (((43 < a29 && 89 + a4 <= 0) && 5 <= a2) && a29 <= 96178)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 43 < a29) && 42 + a4 <= 0) && 2 == a2) && (9 * (a29 / 5) + 1211931) / 10 <= 579663)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || (((a29 <= 41 && 42 + a4 <= 0) && 366639 + a0 <= 0) && 3 == a2)) || ((((((104 + a0 <= 0 && 43 < a29) && 42 + a4 <= 0) && 5 <= a2) && a29 <= 96178) || ((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2)) && a29 * 9 / 10 <= 579663)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && a2 == 1) && a29 * 9 / 10 <= 579663)) || (((43 < a29 && 89 + a4 <= 0) && a29 * 9 / 10 <= 579663) && 3 == a2)) || ((((((-1 * a29 + -384948) / 10 * 5 + 16 <= 0 && a2 == 1) && a4 + 86 <= 0) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0) && a29 + 144 <= 0)) || ((((43 < a29 && 42 + a4 <= 0) && a2 == 1) && a0 + 150 <= 0) && a29 * 9 / 10 <= 579663)) || ((a2 == 1 && a4 + 86 <= 0) && (-1 * a29 + 5) / -5 + 38483 <= 0)) || (((2 == a2 && 89 + a4 <= 0) && (181102 + -1 * (a29 / 5)) / -5 <= 109469) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && a29 <= 41) && 42 + a4 <= 0) && 0 <= a29 + 127) && a2 == 1)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && a29 + 16 <= 0) && 3 == a2)) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || (((((42 + a4 <= 0 && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && a2 == 1) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0) && a0 + 61 <= 0)) || (((43 < a29 && 2 == a2) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a29 * 9 / 10 <= 579663)) || (((89 + a4 <= 0 && a2 == 1) && !(a29 <= 43)) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2) && a29 * 9 / 10 <= 579663)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2) && a29 <= 43)) || ((((104 + a0 <= 0 && 42 + a4 <= 0) && 0 <= a29 + 127) && 5 <= a2) && a29 + 16 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 0 <= a29 + 127) && 5 <= a2) && (9 * (a29 / 5) + 1211931) / 10 <= 579663)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) && a29 * 9 / 10 <= 579663)) || (((a29 <= 41 && 0 <= a29 + 127) && 89 + a4 <= 0) && 5 <= a2)) || (((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0) && (-315762 + a29) / 5 <= 109468)) || ((((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && (-1 * a29 + -384948) / 10 * 5 + 16 <= 0) && 5 <= a2) && ((a29 * 9 + 2) % 10 == 0 || (-1 * a29 + -384948) / 10 * 5 + 21 <= 0)) && a29 + 16 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 5 <= a2) && a29 <= 599997) && 366639 + a0 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && a29 * 9 / 10 <= 579663) RESULT: Ultimate proved your program to be correct! [2022-07-12 01:19:58,276 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