./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label36.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 f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 13:05:24,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 13:05:24,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 13:05:24,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 13:05:24,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 13:05:24,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 13:05:24,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 13:05:24,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 13:05:24,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 13:05:24,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 13:05:24,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 13:05:24,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 13:05:24,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 13:05:24,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 13:05:24,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 13:05:24,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 13:05:24,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 13:05:24,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 13:05:24,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 13:05:24,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 13:05:24,348 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 13:05:24,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 13:05:24,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 13:05:24,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 13:05:24,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 13:05:24,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 13:05:24,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 13:05:24,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 13:05:24,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 13:05:24,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 13:05:24,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 13:05:24,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 13:05:24,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 13:05:24,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 13:05:24,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 13:05:24,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 13:05:24,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 13:05:24,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 13:05:24,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 13:05:24,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 13:05:24,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 13:05:24,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 13:05:24,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 13:05:24,371 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 13:05:24,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 13:05:24,375 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 13:05:24,375 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 13:05:24,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 13:05:24,376 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 13:05:24,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 13:05:24,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 13:05:24,376 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 13:05:24,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 13:05:24,377 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 13:05:24,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 13:05:24,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 13:05:24,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 13:05:24,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 13:05:24,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 13:05:24,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 13:05:24,378 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 13:05:24,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 13:05:24,378 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 13:05:24,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 13:05:24,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 13:05:24,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 13:05:24,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 13:05:24,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 13:05:24,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 13:05:24,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 13:05:24,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 13:05:24,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 13:05:24,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 13:05:24,380 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 13:05:24,380 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 13:05:24,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 13:05:24,381 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 [2022-07-13 13:05:24,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 13:05:24,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 13:05:24,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 13:05:24,637 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 13:05:24,638 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 13:05:24,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2022-07-13 13:05:24,679 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95474bd5d/77340f308f9e43da861b90399d039d10/FLAG35e9cb6ea [2022-07-13 13:05:25,161 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 13:05:25,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2022-07-13 13:05:25,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95474bd5d/77340f308f9e43da861b90399d039d10/FLAG35e9cb6ea [2022-07-13 13:05:25,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95474bd5d/77340f308f9e43da861b90399d039d10 [2022-07-13 13:05:25,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 13:05:25,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 13:05:25,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 13:05:25,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 13:05:25,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 13:05:25,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:05:25" (1/1) ... [2022-07-13 13:05:25,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4904a355 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:25, skipping insertion in model container [2022-07-13 13:05:25,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:05:25" (1/1) ... [2022-07-13 13:05:25,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 13:05:25,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 13:05:25,440 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_label36.c[7434,7447] [2022-07-13 13:05:25,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 13:05:25,727 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 13:05:25,757 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_label36.c[7434,7447] [2022-07-13 13:05:26,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 13:05:26,013 INFO L208 MainTranslator]: Completed translation [2022-07-13 13:05:26,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26 WrapperNode [2022-07-13 13:05:26,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 13:05:26,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 13:05:26,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 13:05:26,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 13:05:26,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,192 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-07-13 13:05:26,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 13:05:26,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 13:05:26,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 13:05:26,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 13:05:26,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 13:05:26,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 13:05:26,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 13:05:26,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 13:05:26,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (1/1) ... [2022-07-13 13:05:26,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 13:05:26,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:26,358 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-13 13:05:26,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-13 13:05:26,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 13:05:26,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 13:05:26,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 13:05:26,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 13:05:26,432 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 13:05:26,433 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 13:05:28,290 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 13:05:28,297 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 13:05:28,297 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 13:05:28,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:05:28 BoogieIcfgContainer [2022-07-13 13:05:28,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 13:05:28,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 13:05:28,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 13:05:28,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 13:05:28,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 01:05:25" (1/3) ... [2022-07-13 13:05:28,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487d3c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 01:05:28, skipping insertion in model container [2022-07-13 13:05:28,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:05:26" (2/3) ... [2022-07-13 13:05:28,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487d3c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 01:05:28, skipping insertion in model container [2022-07-13 13:05:28,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:05:28" (3/3) ... [2022-07-13 13:05:28,304 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label36.c [2022-07-13 13:05:28,313 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 13:05:28,313 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 13:05:28,370 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 13:05:28,374 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@76cc05b2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1ad78c76 [2022-07-13 13:05:28,374 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 13:05:28,381 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:28,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-07-13 13:05:28,390 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:28,390 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:28,391 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:28,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:28,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2022-07-13 13:05:28,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:28,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142484998] [2022-07-13 13:05:28,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:28,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:28,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:28,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:28,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142484998] [2022-07-13 13:05:28,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142484998] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:28,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:28,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:28,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064412766] [2022-07-13 13:05:28,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:28,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:28,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:28,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:28,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:28,658 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 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:30,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:30,111 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-07-13 13:05:30,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:30,113 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 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 61 [2022-07-13 13:05:30,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:30,130 INFO L225 Difference]: With dead ends: 1155 [2022-07-13 13:05:30,130 INFO L226 Difference]: Without dead ends: 667 [2022-07-13 13:05:30,141 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:30,144 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 283 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:30,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-13 13:05:30,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-07-13 13:05:30,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-07-13 13:05:30,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:30,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-07-13 13:05:30,204 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 61 [2022-07-13 13:05:30,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:30,205 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-07-13 13:05:30,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:30,205 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-07-13 13:05:30,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-07-13 13:05:30,208 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:30,209 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:30,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 13:05:30,209 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:30,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:30,209 INFO L85 PathProgramCache]: Analyzing trace with hash -12161809, now seen corresponding path program 1 times [2022-07-13 13:05:30,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:30,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654546105] [2022-07-13 13:05:30,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:30,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:30,320 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:30,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:30,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654546105] [2022-07-13 13:05:30,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654546105] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:30,321 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:30,321 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:30,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272712883] [2022-07-13 13:05:30,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:30,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:30,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:30,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:30,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:30,323 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:32,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:32,006 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2022-07-13 13:05:32,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:32,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 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 136 [2022-07-13 13:05:32,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:32,011 INFO L225 Difference]: With dead ends: 1955 [2022-07-13 13:05:32,011 INFO L226 Difference]: Without dead ends: 1292 [2022-07-13 13:05:32,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:32,013 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 258 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:32,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 327 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-13 13:05:32,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2022-07-13 13:05:32,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2022-07-13 13:05:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2022-07-13 13:05:32,039 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 136 [2022-07-13 13:05:32,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:32,040 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2022-07-13 13:05:32,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2022-07-13 13:05:32,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-07-13 13:05:32,042 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:32,042 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:32,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 13:05:32,043 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:32,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:32,043 INFO L85 PathProgramCache]: Analyzing trace with hash 527052153, now seen corresponding path program 1 times [2022-07-13 13:05:32,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:32,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087329968] [2022-07-13 13:05:32,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:32,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:32,122 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:05:32,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:32,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087329968] [2022-07-13 13:05:32,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087329968] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:32,123 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:32,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:32,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282532490] [2022-07-13 13:05:32,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:32,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:32,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:32,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:32,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:32,126 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:33,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:33,596 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2022-07-13 13:05:33,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:33,597 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 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 140 [2022-07-13 13:05:33,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:33,604 INFO L225 Difference]: With dead ends: 3764 [2022-07-13 13:05:33,604 INFO L226 Difference]: Without dead ends: 2484 [2022-07-13 13:05:33,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:33,610 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:33,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-13 13:05:33,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-07-13 13:05:33,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-07-13 13:05:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2022-07-13 13:05:33,640 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 140 [2022-07-13 13:05:33,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:33,641 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2022-07-13 13:05:33,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:33,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2022-07-13 13:05:33,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-07-13 13:05:33,646 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:33,646 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:33,646 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 13:05:33,646 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:33,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:33,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1978174500, now seen corresponding path program 1 times [2022-07-13 13:05:33,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:33,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995991079] [2022-07-13 13:05:33,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:33,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-07-13 13:05:33,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:33,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995991079] [2022-07-13 13:05:33,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995991079] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:33,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:33,776 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:33,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828054061] [2022-07-13 13:05:33,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:33,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:33,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:33,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:33,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:33,777 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:34,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:34,861 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2022-07-13 13:05:34,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:34,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 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 231 [2022-07-13 13:05:34,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:34,873 INFO L225 Difference]: With dead ends: 6166 [2022-07-13 13:05:34,873 INFO L226 Difference]: Without dead ends: 3986 [2022-07-13 13:05:34,875 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:34,882 INFO L413 NwaCegarLoop]: 272 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, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:34,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:05:34,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-07-13 13:05:34,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-07-13 13:05:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:34,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2022-07-13 13:05:34,928 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 231 [2022-07-13 13:05:34,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:34,929 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2022-07-13 13:05:34,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:34,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2022-07-13 13:05:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-07-13 13:05:34,932 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:34,933 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:34,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 13:05:34,933 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:34,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:34,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1603270012, now seen corresponding path program 1 times [2022-07-13 13:05:34,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:34,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350030328] [2022-07-13 13:05:34,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:34,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:05:35,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:35,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350030328] [2022-07-13 13:05:35,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350030328] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:35,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:35,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:05:35,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133978530] [2022-07-13 13:05:35,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:35,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:35,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:35,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:35,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:35,105 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:36,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:36,298 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2022-07-13 13:05:36,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:36,299 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 333 [2022-07-13 13:05:36,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:36,311 INFO L225 Difference]: With dead ends: 7661 [2022-07-13 13:05:36,311 INFO L226 Difference]: Without dead ends: 3981 [2022-07-13 13:05:36,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:36,316 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, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:36,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 13:05:36,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-07-13 13:05:36,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-07-13 13:05:36,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2022-07-13 13:05:36,400 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 333 [2022-07-13 13:05:36,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:36,400 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2022-07-13 13:05:36,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2022-07-13 13:05:36,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-07-13 13:05:36,416 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:36,416 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:36,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 13:05:36,416 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:36,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:36,417 INFO L85 PathProgramCache]: Analyzing trace with hash -985073555, now seen corresponding path program 1 times [2022-07-13 13:05:36,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:36,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840485041] [2022-07-13 13:05:36,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:36,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-13 13:05:36,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:36,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840485041] [2022-07-13 13:05:36,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840485041] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:36,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:36,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:36,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939158852] [2022-07-13 13:05:36,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:36,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:36,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:36,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:36,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:36,624 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:37,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:37,979 INFO L93 Difference]: Finished difference Result 9465 states and 11674 transitions. [2022-07-13 13:05:37,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:37,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 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 348 [2022-07-13 13:05:37,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:37,991 INFO L225 Difference]: With dead ends: 9465 [2022-07-13 13:05:37,992 INFO L226 Difference]: Without dead ends: 5785 [2022-07-13 13:05:37,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:37,996 INFO L413 NwaCegarLoop]: 632 mSDtfsCounter, 255 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 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 [2022-07-13 13:05:37,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 671 Invalid, 1152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 13:05:37,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2022-07-13 13:05:38,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2022-07-13 13:05:38,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5783 states, 5782 states have (on average 1.1675890695261155) internal successors, (6751), 5782 states have internal predecessors, (6751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6751 transitions. [2022-07-13 13:05:38,052 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6751 transitions. Word has length 348 [2022-07-13 13:05:38,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:38,053 INFO L495 AbstractCegarLoop]: Abstraction has 5783 states and 6751 transitions. [2022-07-13 13:05:38,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6751 transitions. [2022-07-13 13:05:38,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-07-13 13:05:38,057 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:38,057 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:38,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 13:05:38,058 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:38,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:38,058 INFO L85 PathProgramCache]: Analyzing trace with hash -988421462, now seen corresponding path program 1 times [2022-07-13 13:05:38,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:38,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199129786] [2022-07-13 13:05:38,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:38,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:38,215 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-13 13:05:38,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:38,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199129786] [2022-07-13 13:05:38,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199129786] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:38,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:38,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:38,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601065025] [2022-07-13 13:05:38,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:38,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:38,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:38,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:38,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:38,218 INFO L87 Difference]: Start difference. First operand 5783 states and 6751 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:39,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:39,497 INFO L93 Difference]: Finished difference Result 13364 states and 15910 transitions. [2022-07-13 13:05:39,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:39,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 [2022-07-13 13:05:39,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:39,516 INFO L225 Difference]: With dead ends: 13364 [2022-07-13 13:05:39,516 INFO L226 Difference]: Without dead ends: 7882 [2022-07-13 13:05:39,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:39,521 INFO L413 NwaCegarLoop]: 598 mSDtfsCounter, 266 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 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 [2022-07-13 13:05:39,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 635 Invalid, 1121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-13 13:05:39,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7882 states. [2022-07-13 13:05:39,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7882 to 7284. [2022-07-13 13:05:39,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7284 states, 7283 states have (on average 1.148702457778388) internal successors, (8366), 7283 states have internal predecessors, (8366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:39,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7284 states to 7284 states and 8366 transitions. [2022-07-13 13:05:39,596 INFO L78 Accepts]: Start accepts. Automaton has 7284 states and 8366 transitions. Word has length 407 [2022-07-13 13:05:39,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:39,596 INFO L495 AbstractCegarLoop]: Abstraction has 7284 states and 8366 transitions. [2022-07-13 13:05:39,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 7284 states and 8366 transitions. [2022-07-13 13:05:39,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-07-13 13:05:39,601 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:39,601 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-13 13:05:39,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-13 13:05:39,602 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:39,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:39,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1305181093, now seen corresponding path program 1 times [2022-07-13 13:05:39,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:39,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021087818] [2022-07-13 13:05:39,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:39,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:39,779 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-13 13:05:39,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:39,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021087818] [2022-07-13 13:05:39,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021087818] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:39,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:39,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:39,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036281547] [2022-07-13 13:05:39,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:39,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:39,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:39,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:39,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:39,782 INFO L87 Difference]: Start difference. First operand 7284 states and 8366 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:40,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:40,936 INFO L93 Difference]: Finished difference Result 16064 states and 18802 transitions. [2022-07-13 13:05:40,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:40,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 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 422 [2022-07-13 13:05:40,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:40,958 INFO L225 Difference]: With dead ends: 16064 [2022-07-13 13:05:40,962 INFO L226 Difference]: Without dead ends: 9081 [2022-07-13 13:05:40,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:40,969 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 330 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 835 mSolverCounterSat, 398 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 398 IncrementalHoareTripleChecker+Valid, 835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:40,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 156 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [398 Valid, 835 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 13:05:40,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9081 states. [2022-07-13 13:05:41,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9081 to 9081. [2022-07-13 13:05:41,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9081 states, 9080 states have (on average 1.1708149779735684) internal successors, (10631), 9080 states have internal predecessors, (10631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9081 states to 9081 states and 10631 transitions. [2022-07-13 13:05:41,087 INFO L78 Accepts]: Start accepts. Automaton has 9081 states and 10631 transitions. Word has length 422 [2022-07-13 13:05:41,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:41,088 INFO L495 AbstractCegarLoop]: Abstraction has 9081 states and 10631 transitions. [2022-07-13 13:05:41,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:41,089 INFO L276 IsEmpty]: Start isEmpty. Operand 9081 states and 10631 transitions. [2022-07-13 13:05:41,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2022-07-13 13:05:41,093 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:41,093 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:41,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 13:05:41,095 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:41,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:41,096 INFO L85 PathProgramCache]: Analyzing trace with hash 244724408, now seen corresponding path program 1 times [2022-07-13 13:05:41,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:41,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916614396] [2022-07-13 13:05:41,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:41,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-07-13 13:05:41,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:41,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916614396] [2022-07-13 13:05:41,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916614396] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:41,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:41,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:41,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899605447] [2022-07-13 13:05:41,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:41,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:41,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:41,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:41,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:41,282 INFO L87 Difference]: Start difference. First operand 9081 states and 10631 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:42,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:42,632 INFO L93 Difference]: Finished difference Result 22955 states and 26976 transitions. [2022-07-13 13:05:42,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:42,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 497 [2022-07-13 13:05:42,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:42,647 INFO L225 Difference]: With dead ends: 22955 [2022-07-13 13:05:42,647 INFO L226 Difference]: Without dead ends: 11484 [2022-07-13 13:05:42,654 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:42,654 INFO L413 NwaCegarLoop]: 634 mSDtfsCounter, 281 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:42,654 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 680 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 13:05:42,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11484 states. [2022-07-13 13:05:42,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11484 to 11484. [2022-07-13 13:05:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11484 states, 11483 states have (on average 1.1284507532874684) internal successors, (12958), 11483 states have internal predecessors, (12958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:42,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11484 states to 11484 states and 12958 transitions. [2022-07-13 13:05:42,744 INFO L78 Accepts]: Start accepts. Automaton has 11484 states and 12958 transitions. Word has length 497 [2022-07-13 13:05:42,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:42,747 INFO L495 AbstractCegarLoop]: Abstraction has 11484 states and 12958 transitions. [2022-07-13 13:05:42,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 11484 states and 12958 transitions. [2022-07-13 13:05:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2022-07-13 13:05:42,751 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:42,752 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:42,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-13 13:05:42,752 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:42,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:42,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1693739582, now seen corresponding path program 1 times [2022-07-13 13:05:42,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:42,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118263021] [2022-07-13 13:05:42,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:42,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:43,063 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 266 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:05:43,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:43,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118263021] [2022-07-13 13:05:43,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118263021] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:43,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910165062] [2022-07-13 13:05:43,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:43,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:43,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:43,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:05:43,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 13:05:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:43,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:05:43,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-07-13 13:05:43,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:43,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910165062] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:43,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:43,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-13 13:05:43,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376024661] [2022-07-13 13:05:43,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:43,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:43,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:43,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:43,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:43,386 INFO L87 Difference]: Start difference. First operand 11484 states and 12958 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:44,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:44,632 INFO L93 Difference]: Finished difference Result 25656 states and 29285 transitions. [2022-07-13 13:05:44,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:44,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 500 [2022-07-13 13:05:44,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:44,649 INFO L225 Difference]: With dead ends: 25656 [2022-07-13 13:05:44,650 INFO L226 Difference]: Without dead ends: 14473 [2022-07-13 13:05:44,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 504 GetRequests, 499 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:44,660 INFO L413 NwaCegarLoop]: 431 mSDtfsCounter, 361 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:44,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 451 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-13 13:05:44,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14473 states. [2022-07-13 13:05:44,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14473 to 14174. [2022-07-13 13:05:44,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14174 states, 14173 states have (on average 1.1343399421435123) internal successors, (16077), 14173 states have internal predecessors, (16077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:44,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14174 states to 14174 states and 16077 transitions. [2022-07-13 13:05:44,804 INFO L78 Accepts]: Start accepts. Automaton has 14174 states and 16077 transitions. Word has length 500 [2022-07-13 13:05:44,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:44,805 INFO L495 AbstractCegarLoop]: Abstraction has 14174 states and 16077 transitions. [2022-07-13 13:05:44,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:44,805 INFO L276 IsEmpty]: Start isEmpty. Operand 14174 states and 16077 transitions. [2022-07-13 13:05:44,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-07-13 13:05:44,809 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:44,810 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-13 13:05:44,830 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-13 13:05:45,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-07-13 13:05:45,024 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:45,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:45,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1820911888, now seen corresponding path program 1 times [2022-07-13 13:05:45,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:45,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243437319] [2022-07-13 13:05:45,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:45,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 278 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:05:45,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:45,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243437319] [2022-07-13 13:05:45,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243437319] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:45,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537375638] [2022-07-13 13:05:45,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:45,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:45,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:45,265 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:05:45,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-13 13:05:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:45,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:05:45,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:45,468 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2022-07-13 13:05:45,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:45,469 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1537375638] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:45,469 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:45,469 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-13 13:05:45,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277820734] [2022-07-13 13:05:45,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:45,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:45,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:45,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:45,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:45,471 INFO L87 Difference]: Start difference. First operand 14174 states and 16077 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:46,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:46,831 INFO L93 Difference]: Finished difference Result 32829 states and 37445 transitions. [2022-07-13 13:05:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:46,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 507 [2022-07-13 13:05:46,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:46,854 INFO L225 Difference]: With dead ends: 32829 [2022-07-13 13:05:46,854 INFO L226 Difference]: Without dead ends: 16564 [2022-07-13 13:05:46,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 511 GetRequests, 506 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:46,870 INFO L413 NwaCegarLoop]: 568 mSDtfsCounter, 261 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 824 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 1055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:46,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 609 Invalid, 1055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 824 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 13:05:46,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16564 states. [2022-07-13 13:05:46,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16564 to 13862. [2022-07-13 13:05:46,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13862 states, 13861 states have (on average 1.1118245436837169) internal successors, (15411), 13861 states have internal predecessors, (15411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13862 states to 13862 states and 15411 transitions. [2022-07-13 13:05:46,995 INFO L78 Accepts]: Start accepts. Automaton has 13862 states and 15411 transitions. Word has length 507 [2022-07-13 13:05:46,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:46,996 INFO L495 AbstractCegarLoop]: Abstraction has 13862 states and 15411 transitions. [2022-07-13 13:05:46,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:46,996 INFO L276 IsEmpty]: Start isEmpty. Operand 13862 states and 15411 transitions. [2022-07-13 13:05:47,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2022-07-13 13:05:47,003 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:47,003 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:47,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-07-13 13:05:47,221 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,SelfDestructingSolverStorable10 [2022-07-13 13:05:47,221 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:47,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:47,221 INFO L85 PathProgramCache]: Analyzing trace with hash -149450233, now seen corresponding path program 1 times [2022-07-13 13:05:47,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:47,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111716833] [2022-07-13 13:05:47,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:47,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 370 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:05:47,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:47,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111716833] [2022-07-13 13:05:47,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111716833] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:47,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [981670138] [2022-07-13 13:05:47,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:47,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:47,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:47,473 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:05:47,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-13 13:05:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:47,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:05:47,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2022-07-13 13:05:47,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:47,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [981670138] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:47,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:47,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-13 13:05:47,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344337227] [2022-07-13 13:05:47,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:47,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:47,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:47,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:47,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:47,695 INFO L87 Difference]: Start difference. First operand 13862 states and 15411 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:48,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:48,781 INFO L93 Difference]: Finished difference Result 31305 states and 35103 transitions. [2022-07-13 13:05:48,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:48,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 599 [2022-07-13 13:05:48,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:48,798 INFO L225 Difference]: With dead ends: 31305 [2022-07-13 13:05:48,798 INFO L226 Difference]: Without dead ends: 17744 [2022-07-13 13:05:48,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 603 GetRequests, 598 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:48,808 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 279 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 1050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:48,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 239 Invalid, 1050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:05:48,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17744 states. [2022-07-13 13:05:48,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17744 to 14451. [2022-07-13 13:05:48,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14451 states, 14450 states have (on average 1.1170934256055363) internal successors, (16142), 14450 states have internal predecessors, (16142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:48,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14451 states to 14451 states and 16142 transitions. [2022-07-13 13:05:48,942 INFO L78 Accepts]: Start accepts. Automaton has 14451 states and 16142 transitions. Word has length 599 [2022-07-13 13:05:48,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:48,942 INFO L495 AbstractCegarLoop]: Abstraction has 14451 states and 16142 transitions. [2022-07-13 13:05:48,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:48,943 INFO L276 IsEmpty]: Start isEmpty. Operand 14451 states and 16142 transitions. [2022-07-13 13:05:48,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 622 [2022-07-13 13:05:48,950 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:48,952 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:48,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-07-13 13:05:49,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:49,171 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:49,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:49,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1374981731, now seen corresponding path program 1 times [2022-07-13 13:05:49,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:49,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846775248] [2022-07-13 13:05:49,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:49,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:49,462 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 390 proven. 79 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:05:49,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:49,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846775248] [2022-07-13 13:05:49,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846775248] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:49,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1060684753] [2022-07-13 13:05:49,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:49,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:49,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:49,464 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:05:49,539 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-13 13:05:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:49,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:05:49,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:49,751 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:05:49,752 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:49,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1060684753] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:49,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:49,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-13 13:05:49,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70159194] [2022-07-13 13:05:49,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:49,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:49,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:49,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:49,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:49,754 INFO L87 Difference]: Start difference. First operand 14451 states and 16142 transitions. Second operand has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:50,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:50,754 INFO L93 Difference]: Finished difference Result 28602 states and 31984 transitions. [2022-07-13 13:05:50,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:50,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 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 621 [2022-07-13 13:05:50,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:50,767 INFO L225 Difference]: With dead ends: 28602 [2022-07-13 13:05:50,767 INFO L226 Difference]: Without dead ends: 14452 [2022-07-13 13:05:50,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 625 GetRequests, 620 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:05:50,778 INFO L413 NwaCegarLoop]: 205 mSDtfsCounter, 259 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:50,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 236 Invalid, 968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-13 13:05:50,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14452 states. [2022-07-13 13:05:50,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14452 to 14150. [2022-07-13 13:05:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14150 states, 14149 states have (on average 1.101703300586614) internal successors, (15588), 14149 states have internal predecessors, (15588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:50,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14150 states to 14150 states and 15588 transitions. [2022-07-13 13:05:50,951 INFO L78 Accepts]: Start accepts. Automaton has 14150 states and 15588 transitions. Word has length 621 [2022-07-13 13:05:50,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:50,951 INFO L495 AbstractCegarLoop]: Abstraction has 14150 states and 15588 transitions. [2022-07-13 13:05:50,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 187.66666666666666) internal successors, (563), 3 states have internal predecessors, (563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:50,952 INFO L276 IsEmpty]: Start isEmpty. Operand 14150 states and 15588 transitions. [2022-07-13 13:05:50,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 658 [2022-07-13 13:05:50,957 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:50,958 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:50,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-07-13 13:05:51,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:51,174 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:51,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:51,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1143050440, now seen corresponding path program 1 times [2022-07-13 13:05:51,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:51,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297259378] [2022-07-13 13:05:51,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:51,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:51,365 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2022-07-13 13:05:51,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:51,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297259378] [2022-07-13 13:05:51,366 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297259378] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:51,366 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:51,366 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:51,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458567511] [2022-07-13 13:05:51,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:51,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:51,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:51,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:51,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:51,368 INFO L87 Difference]: Start difference. First operand 14150 states and 15588 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:52,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:52,772 INFO L93 Difference]: Finished difference Result 33699 states and 37301 transitions. [2022-07-13 13:05:52,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:52,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 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 657 [2022-07-13 13:05:52,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:52,788 INFO L225 Difference]: With dead ends: 33699 [2022-07-13 13:05:52,788 INFO L226 Difference]: Without dead ends: 19850 [2022-07-13 13:05:52,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:52,794 INFO L413 NwaCegarLoop]: 562 mSDtfsCounter, 269 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1053 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 1137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:52,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 596 Invalid, 1137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1053 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 13:05:52,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19850 states. [2022-07-13 13:05:52,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19850 to 18639. [2022-07-13 13:05:52,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18639 states, 18638 states have (on average 1.1045713059341131) internal successors, (20587), 18638 states have internal predecessors, (20587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18639 states to 18639 states and 20587 transitions. [2022-07-13 13:05:52,939 INFO L78 Accepts]: Start accepts. Automaton has 18639 states and 20587 transitions. Word has length 657 [2022-07-13 13:05:52,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:52,940 INFO L495 AbstractCegarLoop]: Abstraction has 18639 states and 20587 transitions. [2022-07-13 13:05:52,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 18639 states and 20587 transitions. [2022-07-13 13:05:52,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2022-07-13 13:05:52,950 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:52,950 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:52,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-13 13:05:52,950 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:52,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:52,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1492551500, now seen corresponding path program 1 times [2022-07-13 13:05:52,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:52,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240904603] [2022-07-13 13:05:52,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:52,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-07-13 13:05:53,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:53,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240904603] [2022-07-13 13:05:53,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240904603] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:53,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:53,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:53,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276907301] [2022-07-13 13:05:53,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:53,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:53,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:53,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:53,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:53,188 INFO L87 Difference]: Start difference. First operand 18639 states and 20587 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) [2022-07-13 13:05:54,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:54,326 INFO L93 Difference]: Finished difference Result 42066 states and 46473 transitions. [2022-07-13 13:05:54,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:54,326 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 686 [2022-07-13 13:05:54,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:54,345 INFO L225 Difference]: With dead ends: 42066 [2022-07-13 13:05:54,346 INFO L226 Difference]: Without dead ends: 21635 [2022-07-13 13:05:54,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:54,358 INFO L413 NwaCegarLoop]: 510 mSDtfsCounter, 92 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 816 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:54,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 543 Invalid, 998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 816 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:05:54,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21635 states. [2022-07-13 13:05:54,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21635 to 20736. [2022-07-13 13:05:54,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20736 states, 20735 states have (on average 1.095828309621413) internal successors, (22722), 20735 states have internal predecessors, (22722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20736 states to 20736 states and 22722 transitions. [2022-07-13 13:05:54,526 INFO L78 Accepts]: Start accepts. Automaton has 20736 states and 22722 transitions. Word has length 686 [2022-07-13 13:05:54,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:54,527 INFO L495 AbstractCegarLoop]: Abstraction has 20736 states and 22722 transitions. [2022-07-13 13:05:54,527 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) [2022-07-13 13:05:54,527 INFO L276 IsEmpty]: Start isEmpty. Operand 20736 states and 22722 transitions. [2022-07-13 13:05:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2022-07-13 13:05:54,537 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:54,538 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:54,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-13 13:05:54,538 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:54,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:54,539 INFO L85 PathProgramCache]: Analyzing trace with hash -260936919, now seen corresponding path program 1 times [2022-07-13 13:05:54,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:54,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155690285] [2022-07-13 13:05:54,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:54,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:54,817 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 427 proven. 444 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-07-13 13:05:54,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:54,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155690285] [2022-07-13 13:05:54,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155690285] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:54,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022623043] [2022-07-13 13:05:54,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:54,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:54,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:54,819 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:05:54,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-13 13:05:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:54,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:05:55,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 681 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-07-13 13:05:55,219 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:55,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022623043] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:55,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:55,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-13 13:05:55,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018988045] [2022-07-13 13:05:55,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:55,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:55,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:55,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:55,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:05:55,221 INFO L87 Difference]: Start difference. First operand 20736 states and 22722 transitions. Second operand has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:56,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:56,158 INFO L93 Difference]: Finished difference Result 40875 states and 44840 transitions. [2022-07-13 13:05:56,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:56,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 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 780 [2022-07-13 13:05:56,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:56,176 INFO L225 Difference]: With dead ends: 40875 [2022-07-13 13:05:56,176 INFO L226 Difference]: Without dead ends: 20440 [2022-07-13 13:05:56,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 784 GetRequests, 780 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:05:56,186 INFO L413 NwaCegarLoop]: 397 mSDtfsCounter, 127 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:56,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 408 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:05:56,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20440 states. [2022-07-13 13:05:56,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20440 to 20434. [2022-07-13 13:05:56,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20434 states, 20433 states have (on average 1.0852542455831253) internal successors, (22175), 20433 states have internal predecessors, (22175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:56,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20434 states to 20434 states and 22175 transitions. [2022-07-13 13:05:56,330 INFO L78 Accepts]: Start accepts. Automaton has 20434 states and 22175 transitions. Word has length 780 [2022-07-13 13:05:56,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:56,331 INFO L495 AbstractCegarLoop]: Abstraction has 20434 states and 22175 transitions. [2022-07-13 13:05:56,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 20434 states and 22175 transitions. [2022-07-13 13:05:56,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 847 [2022-07-13 13:05:56,343 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:56,343 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:56,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-13 13:05:56,545 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,SelfDestructingSolverStorable15 [2022-07-13 13:05:56,545 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:56,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:56,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1105372660, now seen corresponding path program 1 times [2022-07-13 13:05:56,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:56,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407464757] [2022-07-13 13:05:56,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:56,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:56,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2022-07-13 13:05:56,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:56,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407464757] [2022-07-13 13:05:56,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407464757] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:56,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:05:56,750 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:05:56,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588843774] [2022-07-13 13:05:56,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:56,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:56,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:56,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:56,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:56,752 INFO L87 Difference]: Start difference. First operand 20434 states and 22175 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:57,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:05:57,828 INFO L93 Difference]: Finished difference Result 44449 states and 48266 transitions. [2022-07-13 13:05:57,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:05:57,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 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 846 [2022-07-13 13:05:57,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:05:57,849 INFO L225 Difference]: With dead ends: 44449 [2022-07-13 13:05:57,849 INFO L226 Difference]: Without dead ends: 23120 [2022-07-13 13:05:57,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:05:57,861 INFO L413 NwaCegarLoop]: 514 mSDtfsCounter, 318 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 318 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:05:57,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [318 Valid, 553 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:05:57,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23120 states. [2022-07-13 13:05:57,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23120 to 21322. [2022-07-13 13:05:58,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21322 states, 21321 states have (on average 1.075512405609493) internal successors, (22931), 21321 states have internal predecessors, (22931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21322 states to 21322 states and 22931 transitions. [2022-07-13 13:05:58,021 INFO L78 Accepts]: Start accepts. Automaton has 21322 states and 22931 transitions. Word has length 846 [2022-07-13 13:05:58,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:05:58,022 INFO L495 AbstractCegarLoop]: Abstraction has 21322 states and 22931 transitions. [2022-07-13 13:05:58,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:05:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 21322 states and 22931 transitions. [2022-07-13 13:05:58,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 868 [2022-07-13 13:05:58,033 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:05:58,033 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:05:58,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-13 13:05:58,033 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:05:58,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:05:58,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1187839850, now seen corresponding path program 1 times [2022-07-13 13:05:58,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:05:58,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628346980] [2022-07-13 13:05:58,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:58,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:05:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:58,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 637 proven. 269 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-07-13 13:05:58,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:05:58,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628346980] [2022-07-13 13:05:58,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628346980] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:05:58,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627615077] [2022-07-13 13:05:58,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:05:58,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:05:58,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:05:58,388 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:05:58,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-13 13:05:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:05:58,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 13:05:58,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:05:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2022-07-13 13:05:58,689 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:05:58,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627615077] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:05:58,689 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:05:58,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-13 13:05:58,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736515871] [2022-07-13 13:05:58,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:05:58,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:05:58,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:05:58,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:05:58,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:05:58,691 INFO L87 Difference]: Start difference. First operand 21322 states and 22931 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:00,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:00,089 INFO L93 Difference]: Finished difference Result 47748 states and 51294 transitions. [2022-07-13 13:06:00,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:06:00,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 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 867 [2022-07-13 13:06:00,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:00,110 INFO L225 Difference]: With dead ends: 47748 [2022-07-13 13:06:00,110 INFO L226 Difference]: Without dead ends: 26727 [2022-07-13 13:06:00,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 866 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:06:00,118 INFO L413 NwaCegarLoop]: 505 mSDtfsCounter, 275 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 971 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 1062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:00,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 536 Invalid, 1062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 971 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-13 13:06:00,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26727 states. [2022-07-13 13:06:00,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26727 to 23724. [2022-07-13 13:06:00,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23724 states, 23723 states have (on average 1.0712388820975425) internal successors, (25413), 23723 states have internal predecessors, (25413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:00,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23724 states to 23724 states and 25413 transitions. [2022-07-13 13:06:00,290 INFO L78 Accepts]: Start accepts. Automaton has 23724 states and 25413 transitions. Word has length 867 [2022-07-13 13:06:00,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:00,291 INFO L495 AbstractCegarLoop]: Abstraction has 23724 states and 25413 transitions. [2022-07-13 13:06:00,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:00,291 INFO L276 IsEmpty]: Start isEmpty. Operand 23724 states and 25413 transitions. [2022-07-13 13:06:00,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2022-07-13 13:06:00,300 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:06:00,301 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:06:00,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-13 13:06:00,502 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,SelfDestructingSolverStorable17 [2022-07-13 13:06:00,502 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:06:00,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:06:00,502 INFO L85 PathProgramCache]: Analyzing trace with hash -568589825, now seen corresponding path program 1 times [2022-07-13 13:06:00,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:06:00,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710846503] [2022-07-13 13:06:00,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:00,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:06:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:00,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 859 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2022-07-13 13:06:00,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:06:00,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710846503] [2022-07-13 13:06:00,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710846503] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:06:00,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:06:00,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:06:00,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640293376] [2022-07-13 13:06:00,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:06:00,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:06:00,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:00,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:06:00,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:00,759 INFO L87 Difference]: Start difference. First operand 23724 states and 25413 transitions. Second operand has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:01,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:01,979 INFO L93 Difference]: Finished difference Result 51052 states and 54577 transitions. [2022-07-13 13:06:01,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:06:01,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 0 states have call successors, (0), 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 900 [2022-07-13 13:06:01,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:02,003 INFO L225 Difference]: With dead ends: 51052 [2022-07-13 13:06:02,003 INFO L226 Difference]: Without dead ends: 27330 [2022-07-13 13:06:02,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:02,018 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 147 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 531 SdHoareTripleChecker+Invalid, 1056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:02,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 531 Invalid, 1056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 13:06:02,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27330 states. [2022-07-13 13:06:02,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27330 to 22823. [2022-07-13 13:06:02,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22823 states, 22822 states have (on average 1.0721233897116818) internal successors, (24468), 22822 states have internal predecessors, (24468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22823 states to 22823 states and 24468 transitions. [2022-07-13 13:06:02,196 INFO L78 Accepts]: Start accepts. Automaton has 22823 states and 24468 transitions. Word has length 900 [2022-07-13 13:06:02,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:02,197 INFO L495 AbstractCegarLoop]: Abstraction has 22823 states and 24468 transitions. [2022-07-13 13:06:02,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 22823 states and 24468 transitions. [2022-07-13 13:06:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2022-07-13 13:06:02,206 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:06:02,207 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:06:02,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-13 13:06:02,207 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:06:02,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:06:02,208 INFO L85 PathProgramCache]: Analyzing trace with hash 629237515, now seen corresponding path program 1 times [2022-07-13 13:06:02,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:06:02,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964221208] [2022-07-13 13:06:02,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:02,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:06:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:02,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 711 proven. 269 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-07-13 13:06:02,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:06:02,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964221208] [2022-07-13 13:06:02,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964221208] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:06:02,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116460858] [2022-07-13 13:06:02,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:02,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:06:02,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:06:02,543 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:06:02,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-13 13:06:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:02,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 13:06:02,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:06:13,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2022-07-13 13:06:13,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:06:13,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116460858] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:06:13,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:06:13,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-13 13:06:13,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887659228] [2022-07-13 13:06:13,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:06:13,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:06:13,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:13,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:06:13,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:06:13,234 INFO L87 Difference]: Start difference. First operand 22823 states and 24468 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:13,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:13,288 INFO L93 Difference]: Finished difference Result 23730 states and 25415 transitions. [2022-07-13 13:06:13,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:06:13,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 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 904 [2022-07-13 13:06:13,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:13,310 INFO L225 Difference]: With dead ends: 23730 [2022-07-13 13:06:13,310 INFO L226 Difference]: Without dead ends: 23728 [2022-07-13 13:06:13,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 907 GetRequests, 903 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:06:13,317 INFO L413 NwaCegarLoop]: 544 mSDtfsCounter, 251 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 879 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:13,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 581 Invalid, 879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 879 Unchecked, 0.0s Time] [2022-07-13 13:06:13,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23728 states. [2022-07-13 13:06:13,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23728 to 22524. [2022-07-13 13:06:13,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22524 states, 22523 states have (on average 1.0718376770412468) internal successors, (24141), 22523 states have internal predecessors, (24141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22524 states to 22524 states and 24141 transitions. [2022-07-13 13:06:13,483 INFO L78 Accepts]: Start accepts. Automaton has 22524 states and 24141 transitions. Word has length 904 [2022-07-13 13:06:13,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:13,484 INFO L495 AbstractCegarLoop]: Abstraction has 22524 states and 24141 transitions. [2022-07-13 13:06:13,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:13,484 INFO L276 IsEmpty]: Start isEmpty. Operand 22524 states and 24141 transitions. [2022-07-13 13:06:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1026 [2022-07-13 13:06:13,497 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:06:13,498 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-13 13:06:13,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-13 13:06:13,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:06:13,700 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:06:13,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:06:13,700 INFO L85 PathProgramCache]: Analyzing trace with hash -849008212, now seen corresponding path program 1 times [2022-07-13 13:06:13,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:06:13,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743920419] [2022-07-13 13:06:13,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:13,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:06:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 1281 proven. 90 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2022-07-13 13:06:14,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:06:14,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743920419] [2022-07-13 13:06:14,056 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743920419] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:06:14,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604961206] [2022-07-13 13:06:14,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:14,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:06:14,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:06:14,057 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) [2022-07-13 13:06:14,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-13 13:06:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:14,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-13 13:06:14,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:06:14,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 1188 proven. 399 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-07-13 13:06:14,831 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:06:15,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 933 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2022-07-13 13:06:15,093 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604961206] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-13 13:06:15,093 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-07-13 13:06:15,093 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 6] total 10 [2022-07-13 13:06:15,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999699853] [2022-07-13 13:06:15,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:06:15,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:06:15,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:15,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:06:15,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-13 13:06:15,094 INFO L87 Difference]: Start difference. First operand 22524 states and 24141 transitions. Second operand has 4 states, 4 states have (on average 131.25) internal successors, (525), 4 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:16,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:16,748 INFO L93 Difference]: Finished difference Result 48346 states and 51718 transitions. [2022-07-13 13:06:16,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 13:06:16,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 131.25) internal successors, (525), 4 states have internal predecessors, (525), 0 states have call successors, (0), 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 1025 [2022-07-13 13:06:16,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:16,772 INFO L225 Difference]: With dead ends: 48346 [2022-07-13 13:06:16,772 INFO L226 Difference]: Without dead ends: 25824 [2022-07-13 13:06:16,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2055 GetRequests, 2047 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-13 13:06:16,786 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 434 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 1538 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:16,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 71 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-13 13:06:16,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25824 states. [2022-07-13 13:06:16,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25824 to 19523. [2022-07-13 13:06:17,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19523 states, 19522 states have (on average 1.0698186661202747) internal successors, (20885), 19522 states have internal predecessors, (20885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19523 states to 19523 states and 20885 transitions. [2022-07-13 13:06:17,020 INFO L78 Accepts]: Start accepts. Automaton has 19523 states and 20885 transitions. Word has length 1025 [2022-07-13 13:06:17,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:17,020 INFO L495 AbstractCegarLoop]: Abstraction has 19523 states and 20885 transitions. [2022-07-13 13:06:17,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 131.25) internal successors, (525), 4 states have internal predecessors, (525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:17,021 INFO L276 IsEmpty]: Start isEmpty. Operand 19523 states and 20885 transitions. [2022-07-13 13:06:17,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2022-07-13 13:06:17,039 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:06:17,040 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:06:17,061 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-13 13:06:17,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-07-13 13:06:17,255 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:06:17,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:06:17,256 INFO L85 PathProgramCache]: Analyzing trace with hash -490117074, now seen corresponding path program 1 times [2022-07-13 13:06:17,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:06:17,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001454227] [2022-07-13 13:06:17,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:17,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:06:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2452 backedges. 1546 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2022-07-13 13:06:17,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:06:17,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001454227] [2022-07-13 13:06:17,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001454227] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:06:17,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:06:17,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:06:17,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697875346] [2022-07-13 13:06:17,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:06:17,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:06:17,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:17,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:06:17,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:17,581 INFO L87 Difference]: Start difference. First operand 19523 states and 20885 transitions. Second operand has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:18,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:18,660 INFO L93 Difference]: Finished difference Result 38142 states and 40832 transitions. [2022-07-13 13:06:18,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:06:18,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 0 states have call successors, (0), 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 1164 [2022-07-13 13:06:18,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:18,677 INFO L225 Difference]: With dead ends: 38142 [2022-07-13 13:06:18,677 INFO L226 Difference]: Without dead ends: 18920 [2022-07-13 13:06:18,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:18,689 INFO L413 NwaCegarLoop]: 496 mSDtfsCounter, 219 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:18,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 528 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:06:18,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18920 states. [2022-07-13 13:06:18,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18920 to 18023. [2022-07-13 13:06:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18023 states, 18022 states have (on average 1.0475529907890355) internal successors, (18879), 18022 states have internal predecessors, (18879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:18,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18023 states to 18023 states and 18879 transitions. [2022-07-13 13:06:18,826 INFO L78 Accepts]: Start accepts. Automaton has 18023 states and 18879 transitions. Word has length 1164 [2022-07-13 13:06:18,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:18,826 INFO L495 AbstractCegarLoop]: Abstraction has 18023 states and 18879 transitions. [2022-07-13 13:06:18,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 202.0) internal successors, (606), 3 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:18,827 INFO L276 IsEmpty]: Start isEmpty. Operand 18023 states and 18879 transitions. [2022-07-13 13:06:18,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1704 [2022-07-13 13:06:18,848 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:06:18,848 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:06:18,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-07-13 13:06:18,849 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:06:18,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:06:18,849 INFO L85 PathProgramCache]: Analyzing trace with hash -250939670, now seen corresponding path program 1 times [2022-07-13 13:06:18,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:06:18,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948882056] [2022-07-13 13:06:18,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:06:18,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:06:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:06:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 5796 backedges. 3093 proven. 0 refuted. 0 times theorem prover too weak. 2703 trivial. 0 not checked. [2022-07-13 13:06:19,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:06:19,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948882056] [2022-07-13 13:06:19,391 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948882056] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:06:19,391 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:06:19,391 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:06:19,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684076168] [2022-07-13 13:06:19,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:06:19,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:06:19,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:06:19,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:06:19,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:19,393 INFO L87 Difference]: Start difference. First operand 18023 states and 18879 transitions. Second operand has 3 states, 3 states have (on average 187.33333333333334) internal successors, (562), 3 states have internal predecessors, (562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:20,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:06:20,113 INFO L93 Difference]: Finished difference Result 30019 states and 31307 transitions. [2022-07-13 13:06:20,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:06:20,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 187.33333333333334) internal successors, (562), 3 states have internal predecessors, (562), 0 states have call successors, (0), 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 1703 [2022-07-13 13:06:20,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:06:20,115 INFO L225 Difference]: With dead ends: 30019 [2022-07-13 13:06:20,115 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 13:06:20,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:06:20,125 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 91 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 695 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:06:20,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 133 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 695 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:06:20,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 13:06:20,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 13:06:20,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:20,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 13:06:20,126 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1703 [2022-07-13 13:06:20,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:06:20,126 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 13:06:20,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 187.33333333333334) internal successors, (562), 3 states have internal predecessors, (562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 13:06:20,127 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 13:06:20,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 13:06:20,129 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 13:06:20,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-13 13:06:20,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 13:06:24,407 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,407 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,407 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,409 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,409 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,409 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,410 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,411 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,412 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,413 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,414 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-13 13:06:24,415 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-07-13 13:06:24,416 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-07-13 13:06:24,417 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-13 13:06:24,417 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,417 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,417 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,417 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,417 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,417 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,418 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,418 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,418 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-13 13:06:24,418 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 13:06:24,418 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 200) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-07-13 13:06:24,419 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-07-13 13:06:24,420 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,421 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-07-13 13:06:24,422 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,423 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,424 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,425 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,426 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,427 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,428 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-13 13:06:24,429 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-13 13:06:24,430 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-07-13 13:06:24,431 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,432 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,433 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,434 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,434 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,434 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,434 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,434 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,435 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-13 13:06:24,435 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-13 13:06:24,435 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-07-13 13:06:24,435 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-07-13 13:06:24,435 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,436 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,436 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,436 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,436 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse18 (+ ~a4~0 86)) (.cse17 (+ 98 ~a0~0)) (.cse19 (+ ~a29~0 16))) (let ((.cse9 (< 0 .cse19)) (.cse13 (= 5 ~a2~0)) (.cse2 (not (<= .cse19 0))) (.cse16 (<= 43 ~a29~0)) (.cse1 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4)) (.cse15 (<= 0 (+ ~a29~0 3))) (.cse4 (<= 2 ~a2~0)) (.cse12 (<= .cse17 0)) (.cse8 (<= ~a2~0 2)) (.cse0 (< 0 .cse18)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse5 (< 0 (+ ~a29~0 600144))) (.cse6 (<= .cse18 0)) (.cse3 (= 3 ~a2~0)) (.cse7 (< 0 .cse17))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (<= (+ ~a29~0 127) 0) .cse8) (and .cse0 .cse4 .cse1 .cse9 .cse8) (and .cse6 .cse10 .cse9 .cse7) (and .cse11 .cse5 .cse3) (and .cse11 .cse12 .cse10) (and .cse1 .cse11 .cse8) (and .cse4 .cse11 .cse12 .cse2) (and .cse13 .cse14 .cse5) (and .cse0 .cse13 .cse1 .cse5) (and .cse0 .cse14 .cse5 .cse10) (and .cse0 .cse13 .cse15) (and .cse4 .cse6 .cse16 .cse7 .cse8) (and (= ~a2~0 1) .cse5) (and .cse11 .cse14) (and .cse13 .cse2 .cse7) (and .cse0 .cse12 .cse10 .cse16) (and .cse4 .cse11 .cse12 .cse8) (and .cse1 .cse11 .cse3) (and .cse4 .cse11 .cse5 .cse8) (and .cse11 .cse5 .cse10) (and .cse0 .cse15 .cse4 .cse12 .cse8) (and .cse5 (or (and (<= (+ ~a0~0 32950) 0) .cse3) (and .cse0 .cse14 .cse3))) (and .cse5 .cse6 .cse3 .cse7)))) [2022-07-13 13:06:24,437 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-13 13:06:24,437 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-13 13:06:24,437 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,437 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,437 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,438 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,439 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,440 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,441 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,441 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,441 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse18 (+ ~a4~0 86)) (.cse17 (+ 98 ~a0~0)) (.cse19 (+ ~a29~0 16))) (let ((.cse9 (< 0 .cse19)) (.cse13 (= 5 ~a2~0)) (.cse2 (not (<= .cse19 0))) (.cse16 (<= 43 ~a29~0)) (.cse1 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4)) (.cse15 (<= 0 (+ ~a29~0 3))) (.cse4 (<= 2 ~a2~0)) (.cse12 (<= .cse17 0)) (.cse8 (<= ~a2~0 2)) (.cse0 (< 0 .cse18)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse5 (< 0 (+ ~a29~0 600144))) (.cse6 (<= .cse18 0)) (.cse3 (= 3 ~a2~0)) (.cse7 (< 0 .cse17))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (<= (+ ~a29~0 127) 0) .cse8) (and .cse0 .cse4 .cse1 .cse9 .cse8) (and .cse6 .cse10 .cse9 .cse7) (and .cse11 .cse5 .cse3) (and .cse11 .cse12 .cse10) (and .cse1 .cse11 .cse8) (and .cse4 .cse11 .cse12 .cse2) (and .cse13 .cse14 .cse5) (and .cse0 .cse13 .cse1 .cse5) (and .cse0 .cse14 .cse5 .cse10) (and .cse0 .cse13 .cse15) (and .cse4 .cse6 .cse16 .cse7 .cse8) (and (= ~a2~0 1) .cse5) (and .cse11 .cse14) (and .cse13 .cse2 .cse7) (and .cse0 .cse12 .cse10 .cse16) (and .cse4 .cse11 .cse12 .cse8) (and .cse1 .cse11 .cse3) (and .cse4 .cse11 .cse5 .cse8) (and .cse11 .cse5 .cse10) (and .cse0 .cse15 .cse4 .cse12 .cse8) (and .cse5 (or (and (<= (+ ~a0~0 32950) 0) .cse3) (and .cse0 .cse14 .cse3))) (and .cse5 .cse6 .cse3 .cse7)))) [2022-07-13 13:06:24,441 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,441 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-13 13:06:24,441 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-13 13:06:24,441 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,442 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-13 13:06:24,443 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-13 13:06:24,444 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,445 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,446 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-13 13:06:24,447 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-13 13:06:24,448 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,448 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,448 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,448 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,448 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,448 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,448 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse18 (+ ~a4~0 86)) (.cse17 (+ 98 ~a0~0)) (.cse19 (+ ~a29~0 16))) (let ((.cse9 (< 0 .cse19)) (.cse13 (= 5 ~a2~0)) (.cse2 (not (<= .cse19 0))) (.cse16 (<= 43 ~a29~0)) (.cse1 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ 89 ~a4~0) 0)) (.cse10 (= ~a2~0 4)) (.cse15 (<= 0 (+ ~a29~0 3))) (.cse4 (<= 2 ~a2~0)) (.cse12 (<= .cse17 0)) (.cse8 (<= ~a2~0 2)) (.cse0 (< 0 .cse18)) (.cse14 (<= (+ ~a0~0 147) 0)) (.cse5 (< 0 (+ ~a29~0 600144))) (.cse6 (<= .cse18 0)) (.cse3 (= 3 ~a2~0)) (.cse7 (< 0 .cse17))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 (<= (+ ~a29~0 127) 0) .cse8) (and .cse0 .cse4 .cse1 .cse9 .cse8) (and .cse6 .cse10 .cse9 .cse7) (and .cse11 .cse5 .cse3) (and .cse11 .cse12 .cse10) (and .cse1 .cse11 .cse8) (and .cse4 .cse11 .cse12 .cse2) (and .cse13 .cse14 .cse5) (and .cse0 .cse13 .cse1 .cse5) (and .cse0 .cse14 .cse5 .cse10) (and .cse0 .cse13 .cse15) (and .cse4 .cse6 .cse16 .cse7 .cse8) (and (= ~a2~0 1) .cse5) (and .cse11 .cse14) (and .cse13 .cse2 .cse7) (and .cse0 .cse12 .cse10 .cse16) (and .cse4 .cse11 .cse12 .cse8) (and .cse1 .cse11 .cse3) (and .cse4 .cse11 .cse5 .cse8) (and .cse11 .cse5 .cse10) (and .cse0 .cse15 .cse4 .cse12 .cse8) (and .cse5 (or (and (<= (+ ~a0~0 32950) 0) .cse3) (and .cse0 .cse14 .cse3))) (and .cse5 .cse6 .cse3 .cse7)))) [2022-07-13 13:06:24,448 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,449 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,450 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-07-13 13:06:24,451 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,452 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-07-13 13:06:24,453 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,454 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-13 13:06:24,455 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,455 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-07-13 13:06:24,455 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,455 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-13 13:06:24,455 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-07-13 13:06:24,458 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] [2022-07-13 13:06:24,459 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 13:06:24,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 01:06:24 BoogieIcfgContainer [2022-07-13 13:06:24,492 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 13:06:24,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 13:06:24,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 13:06:24,493 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 13:06:24,493 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:05:28" (3/4) ... [2022-07-13 13:06:24,495 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 13:06:24,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-13 13:06:24,521 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 13:06:24,523 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 13:06:24,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 13:06:24,630 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 13:06:24,630 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 13:06:24,633 INFO L158 Benchmark]: Toolchain (without parser) took 59437.82ms. Allocated memory was 100.7MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 58.7MB in the beginning and 868.1MB in the end (delta: -809.4MB). Peak memory consumption was 392.6MB. Max. memory is 16.1GB. [2022-07-13 13:06:24,633 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 13:06:24,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 820.35ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 44.4MB in the end (delta: 14.1MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2022-07-13 13:06:24,633 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.24ms. Allocated memory was 100.7MB in the beginning and 148.9MB in the end (delta: 48.2MB). Free memory was 44.4MB in the beginning and 95.1MB in the end (delta: -50.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2022-07-13 13:06:24,634 INFO L158 Benchmark]: Boogie Preprocessor took 143.83ms. Allocated memory is still 148.9MB. Free memory was 95.1MB in the beginning and 76.9MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 13:06:24,634 INFO L158 Benchmark]: RCFGBuilder took 1962.04ms. Allocated memory was 148.9MB in the beginning and 264.2MB in the end (delta: 115.3MB). Free memory was 76.9MB in the beginning and 181.0MB in the end (delta: -104.1MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2022-07-13 13:06:24,635 INFO L158 Benchmark]: TraceAbstraction took 56191.85ms. Allocated memory was 264.2MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 180.0MB in the beginning and 892.3MB in the end (delta: -712.3MB). Peak memory consumption was 979.7MB. Max. memory is 16.1GB. [2022-07-13 13:06:24,635 INFO L158 Benchmark]: Witness Printer took 137.34ms. Allocated memory is still 1.3GB. Free memory was 892.3MB in the beginning and 868.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-13 13:06:24,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 820.35ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 44.4MB in the end (delta: 14.1MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.24ms. Allocated memory was 100.7MB in the beginning and 148.9MB in the end (delta: 48.2MB). Free memory was 44.4MB in the beginning and 95.1MB in the end (delta: -50.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.83ms. Allocated memory is still 148.9MB. Free memory was 95.1MB in the beginning and 76.9MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1962.04ms. Allocated memory was 148.9MB in the beginning and 264.2MB in the end (delta: 115.3MB). Free memory was 76.9MB in the beginning and 181.0MB in the end (delta: -104.1MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * TraceAbstraction took 56191.85ms. Allocated memory was 264.2MB in the beginning and 1.3GB in the end (delta: 1.0GB). Free memory was 180.0MB in the beginning and 892.3MB in the end (delta: -712.3MB). Peak memory consumption was 979.7MB. Max. memory is 16.1GB. * Witness Printer took 137.34ms. Allocated memory is still 1.3GB. Free memory was 892.3MB in the beginning and 868.1MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 200]: 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: 56.1s, OverallIterations: 23, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 28.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5654 SdHoareTripleChecker+Valid, 25.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5654 mSDsluCounter, 9919 SdHoareTripleChecker+Invalid, 21.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 879 IncrementalHoareTripleChecker+Unchecked, 794 mSDsCounter, 4102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19992 IncrementalHoareTripleChecker+Invalid, 24973 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4102 mSolverCounterUnsat, 9125 mSDtfsCounter, 19992 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6901 GetRequests, 6846 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23724occurred in iteration=18, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 23 MinimizatonAttempts, 27640 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 219 NumberOfFragments, 1267 HoareAnnotationTreeSize, 4 FomulaSimplifications, 6276 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 28383 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 15.3s InterpolantComputationTime, 20137 NumberOfCodeBlocks, 20137 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 21130 ConstructedInterpolants, 59 QuantifiedInterpolants, 94128 SizeOfPredicates, 1 NumberOfNonLiveVariables, 6950 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 32 InterpolantComputations, 23 PerfectInterpolantSequences, 27459/29246 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: (((((((((((((((((((((((((0 < a4 + 86 && a0 + 99 <= 0) && !(a29 + 16 <= 0)) && 3 == a2) || (((((2 <= a2 && 0 < a29 + 600144) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((0 < a4 + 86 && 2 <= a2) && a0 + 99 <= 0) && 0 < a29 + 16) && a2 <= 2)) || (((a4 + 86 <= 0 && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && 3 == a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a2 == 4)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && a2 <= 2)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && !(a29 + 16 <= 0))) || ((5 == a2 && a0 + 147 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && 5 == a2) && a0 + 99 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && a0 + 147 <= 0) && 0 < a29 + 600144) && a2 == 4)) || ((0 < a4 + 86 && 5 == a2) && 0 <= a29 + 3)) || ((((2 <= a2 && a4 + 86 <= 0) && 43 <= a29) && 0 < 98 + a0) && a2 <= 2)) || (a2 == 1 && 0 < a29 + 600144)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((5 == a2 && !(a29 + 16 <= 0)) && 0 < 98 + a0)) || (((0 < a4 + 86 && 98 + a0 <= 0) && a2 == 4) && 43 <= a29)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a2 <= 2)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && 3 == a2)) || (((2 <= a2 && 89 + a4 <= 0) && 0 < a29 + 600144) && a2 <= 2)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= a29 + 3) && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || (0 < a29 + 600144 && ((a0 + 32950 <= 0 && 3 == a2) || ((0 < a4 + 86 && a0 + 147 <= 0) && 3 == a2)))) || (((0 < a29 + 600144 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((0 < a4 + 86 && a0 + 99 <= 0) && !(a29 + 16 <= 0)) && 3 == a2) || (((((2 <= a2 && 0 < a29 + 600144) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((0 < a4 + 86 && 2 <= a2) && a0 + 99 <= 0) && 0 < a29 + 16) && a2 <= 2)) || (((a4 + 86 <= 0 && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && 3 == a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a2 == 4)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && a2 <= 2)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && !(a29 + 16 <= 0))) || ((5 == a2 && a0 + 147 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && 5 == a2) && a0 + 99 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && a0 + 147 <= 0) && 0 < a29 + 600144) && a2 == 4)) || ((0 < a4 + 86 && 5 == a2) && 0 <= a29 + 3)) || ((((2 <= a2 && a4 + 86 <= 0) && 43 <= a29) && 0 < 98 + a0) && a2 <= 2)) || (a2 == 1 && 0 < a29 + 600144)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((5 == a2 && !(a29 + 16 <= 0)) && 0 < 98 + a0)) || (((0 < a4 + 86 && 98 + a0 <= 0) && a2 == 4) && 43 <= a29)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a2 <= 2)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && 3 == a2)) || (((2 <= a2 && 89 + a4 <= 0) && 0 < a29 + 600144) && a2 <= 2)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= a29 + 3) && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || (0 < a29 + 600144 && ((a0 + 32950 <= 0 && 3 == a2) || ((0 < a4 + 86 && a0 + 147 <= 0) && 3 == a2)))) || (((0 < a29 + 600144 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((0 < a4 + 86 && a0 + 99 <= 0) && !(a29 + 16 <= 0)) && 3 == a2) || (((((2 <= a2 && 0 < a29 + 600144) && a4 + 86 <= 0) && 0 < 98 + a0) && a29 + 127 <= 0) && a2 <= 2)) || ((((0 < a4 + 86 && 2 <= a2) && a0 + 99 <= 0) && 0 < a29 + 16) && a2 <= 2)) || (((a4 + 86 <= 0 && a2 == 4) && 0 < a29 + 16) && 0 < 98 + a0)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && 3 == a2)) || ((89 + a4 <= 0 && 98 + a0 <= 0) && a2 == 4)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && a2 <= 2)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && !(a29 + 16 <= 0))) || ((5 == a2 && a0 + 147 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && 5 == a2) && a0 + 99 <= 0) && 0 < a29 + 600144)) || (((0 < a4 + 86 && a0 + 147 <= 0) && 0 < a29 + 600144) && a2 == 4)) || ((0 < a4 + 86 && 5 == a2) && 0 <= a29 + 3)) || ((((2 <= a2 && a4 + 86 <= 0) && 43 <= a29) && 0 < 98 + a0) && a2 <= 2)) || (a2 == 1 && 0 < a29 + 600144)) || (89 + a4 <= 0 && a0 + 147 <= 0)) || ((5 == a2 && !(a29 + 16 <= 0)) && 0 < 98 + a0)) || (((0 < a4 + 86 && 98 + a0 <= 0) && a2 == 4) && 43 <= a29)) || (((2 <= a2 && 89 + a4 <= 0) && 98 + a0 <= 0) && a2 <= 2)) || ((a0 + 99 <= 0 && 89 + a4 <= 0) && 3 == a2)) || (((2 <= a2 && 89 + a4 <= 0) && 0 < a29 + 600144) && a2 <= 2)) || ((89 + a4 <= 0 && 0 < a29 + 600144) && a2 == 4)) || ((((0 < a4 + 86 && 0 <= a29 + 3) && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || (0 < a29 + 600144 && ((a0 + 32950 <= 0 && 3 == a2) || ((0 < a4 + 86 && a0 + 147 <= 0) && 3 == a2)))) || (((0 < a29 + 600144 && a4 + 86 <= 0) && 3 == a2) && 0 < 98 + a0) RESULT: Ultimate proved your program to be correct! [2022-07-13 13:06:24,681 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