./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label27.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 7c6f0a8bc653ee68bba5d1e7193079f2216382bf70b295e228b301f341587f5f --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 00:56:52,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 00:56:52,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 00:56:52,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 00:56:52,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 00:56:52,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 00:56:52,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 00:56:52,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 00:56:52,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 00:56:52,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 00:56:52,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 00:56:52,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 00:56:52,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 00:56:52,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 00:56:52,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 00:56:52,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 00:56:52,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 00:56:52,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 00:56:52,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 00:56:52,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 00:56:52,360 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 00:56:52,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 00:56:52,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 00:56:52,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 00:56:52,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 00:56:52,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 00:56:52,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 00:56:52,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 00:56:52,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 00:56:52,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 00:56:52,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 00:56:52,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 00:56:52,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 00:56:52,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 00:56:52,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 00:56:52,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 00:56:52,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 00:56:52,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 00:56:52,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 00:56:52,383 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 00:56:52,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 00:56:52,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 00:56:52,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 00:56:52,417 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 00:56:52,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 00:56:52,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 00:56:52,419 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 00:56:52,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 00:56:52,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 00:56:52,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 00:56:52,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 00:56:52,422 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 00:56:52,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 00:56:52,423 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 00:56:52,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 00:56:52,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 00:56:52,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 00:56:52,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 00:56:52,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 00:56:52,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 00:56:52,424 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 00:56:52,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 00:56:52,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 00:56:52,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 00:56:52,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 00:56:52,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 00:56:52,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 00:56:52,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 00:56:52,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 00:56:52,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 00:56:52,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 00:56:52,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 00:56:52,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 00:56:52,428 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 00:56:52,428 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 00:56:52,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 00:56:52,428 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c6f0a8bc653ee68bba5d1e7193079f2216382bf70b295e228b301f341587f5f [2022-07-12 00:56:52,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 00:56:52,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 00:56:52,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 00:56:52,690 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 00:56:52,691 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 00:56:52,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2022-07-12 00:56:52,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/026b059ba/8cdefc3b37dc45159696f1657981ebec/FLAG4b0910d92 [2022-07-12 00:56:53,248 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 00:56:53,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label27.c [2022-07-12 00:56:53,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/026b059ba/8cdefc3b37dc45159696f1657981ebec/FLAG4b0910d92 [2022-07-12 00:56:53,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/026b059ba/8cdefc3b37dc45159696f1657981ebec [2022-07-12 00:56:53,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 00:56:53,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 00:56:53,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 00:56:53,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 00:56:53,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 00:56:53,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:56:53" (1/1) ... [2022-07-12 00:56:53,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54b43c12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:53, skipping insertion in model container [2022-07-12 00:56:53,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:56:53" (1/1) ... [2022-07-12 00:56:53,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 00:56:53,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 00:56:53,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label27.c[6152,6165] [2022-07-12 00:56:54,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 00:56:54,106 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 00:56:54,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label27.c[6152,6165] [2022-07-12 00:56:54,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 00:56:54,240 INFO L208 MainTranslator]: Completed translation [2022-07-12 00:56:54,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54 WrapperNode [2022-07-12 00:56:54,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 00:56:54,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 00:56:54,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 00:56:54,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 00:56:54,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,348 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-07-12 00:56:54,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 00:56:54,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 00:56:54,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 00:56:54,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 00:56:54,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 00:56:54,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 00:56:54,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 00:56:54,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 00:56:54,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (1/1) ... [2022-07-12 00:56:54,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 00:56:54,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 00:56:54,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 00:56:54,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 00:56:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 00:56:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 00:56:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 00:56:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 00:56:54,601 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 00:56:54,602 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 00:56:55,852 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 00:56:55,867 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 00:56:55,867 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-12 00:56:55,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:56:55 BoogieIcfgContainer [2022-07-12 00:56:55,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 00:56:55,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 00:56:55,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 00:56:55,876 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 00:56:55,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 12:56:53" (1/3) ... [2022-07-12 00:56:55,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eb02e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:56:55, skipping insertion in model container [2022-07-12 00:56:55,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:56:54" (2/3) ... [2022-07-12 00:56:55,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eb02e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:56:55, skipping insertion in model container [2022-07-12 00:56:55,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:56:55" (3/3) ... [2022-07-12 00:56:55,881 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label27.c [2022-07-12 00:56:55,893 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 00:56:55,894 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 00:56:55,959 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 00:56:55,968 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@93da03b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6f5d7ea8 [2022-07-12 00:56:55,968 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 00:56:55,983 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:55,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-07-12 00:56:55,993 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:56:55,993 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] [2022-07-12 00:56:55,994 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:56:56,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:56:56,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1824112922, now seen corresponding path program 1 times [2022-07-12 00:56:56,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:56:56,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173652950] [2022-07-12 00:56:56,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:56:56,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:56:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:56:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 00:56:56,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:56:56,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173652950] [2022-07-12 00:56:56,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173652950] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:56:56,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:56:56,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 00:56:56,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585530353] [2022-07-12 00:56:56,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:56:56,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:56:56,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:56:56,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:56:56,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:56:56,335 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:57,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:56:57,398 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2022-07-12 00:56:57,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:56:57,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 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 42 [2022-07-12 00:56:57,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:56:57,411 INFO L225 Difference]: With dead ends: 761 [2022-07-12 00:56:57,412 INFO L226 Difference]: Without dead ends: 413 [2022-07-12 00:56:57,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:56:57,418 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 186 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 00:56:57,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 222 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 00:56:57,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2022-07-12 00:56:57,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2022-07-12 00:56:57,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 412 states have (on average 1.453883495145631) internal successors, (599), 412 states have internal predecessors, (599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:57,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2022-07-12 00:56:57,477 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 42 [2022-07-12 00:56:57,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:56:57,477 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2022-07-12 00:56:57,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:57,478 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2022-07-12 00:56:57,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-07-12 00:56:57,481 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:56:57,481 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:56:57,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 00:56:57,482 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:56:57,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:56:57,483 INFO L85 PathProgramCache]: Analyzing trace with hash -931056718, now seen corresponding path program 1 times [2022-07-12 00:56:57,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:56:57,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590244401] [2022-07-12 00:56:57,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:56:57,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:56:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:56:57,643 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 00:56:57,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:56:57,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590244401] [2022-07-12 00:56:57,644 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590244401] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:56:57,644 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:56:57,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 00:56:57,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621621621] [2022-07-12 00:56:57,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:56:57,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:56:57,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:56:57,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:56:57,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:56:57,647 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 2 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:58,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:56:58,355 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2022-07-12 00:56:58,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:56:58,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 2 states have internal predecessors, (110), 0 states have call successors, (0), 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 110 [2022-07-12 00:56:58,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:56:58,364 INFO L225 Difference]: With dead ends: 1211 [2022-07-12 00:56:58,365 INFO L226 Difference]: Without dead ends: 800 [2022-07-12 00:56:58,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:56:58,373 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 142 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 00:56:58,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 120 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 00:56:58,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-07-12 00:56:58,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2022-07-12 00:56:58,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 788 states have (on average 1.3743654822335025) internal successors, (1083), 788 states have internal predecessors, (1083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:58,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2022-07-12 00:56:58,435 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 110 [2022-07-12 00:56:58,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:56:58,439 INFO L495 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2022-07-12 00:56:58,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 2 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2022-07-12 00:56:58,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-12 00:56:58,450 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:56:58,450 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:56:58,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 00:56:58,451 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:56:58,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:56:58,455 INFO L85 PathProgramCache]: Analyzing trace with hash -533535347, now seen corresponding path program 1 times [2022-07-12 00:56:58,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:56:58,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346747454] [2022-07-12 00:56:58,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:56:58,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:56:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:56:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 00:56:58,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:56:58,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346747454] [2022-07-12 00:56:58,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346747454] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:56:58,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:56:58,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-12 00:56:58,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842753322] [2022-07-12 00:56:58,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:56:58,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:56:58,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:56:58,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:56:58,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:56:58,555 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:59,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:56:59,160 INFO L93 Difference]: Finished difference Result 1945 states and 2612 transitions. [2022-07-12 00:56:59,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:56:59,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2022-07-12 00:56:59,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:56:59,165 INFO L225 Difference]: With dead ends: 1945 [2022-07-12 00:56:59,165 INFO L226 Difference]: Without dead ends: 1158 [2022-07-12 00:56:59,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:56:59,169 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 119 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 00:56:59,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 190 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 00:56:59,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2022-07-12 00:56:59,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1157. [2022-07-12 00:56:59,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 1156 states have (on average 1.2707612456747406) internal successors, (1469), 1156 states have internal predecessors, (1469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1469 transitions. [2022-07-12 00:56:59,196 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1469 transitions. Word has length 112 [2022-07-12 00:56:59,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:56:59,197 INFO L495 AbstractCegarLoop]: Abstraction has 1157 states and 1469 transitions. [2022-07-12 00:56:59,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:56:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1469 transitions. [2022-07-12 00:56:59,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-07-12 00:56:59,199 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:56:59,200 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:56:59,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 00:56:59,200 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:56:59,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:56:59,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1645744975, now seen corresponding path program 1 times [2022-07-12 00:56:59,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:56:59,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217608121] [2022-07-12 00:56:59,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:56:59,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:56:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:56:59,365 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 00:56:59,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:56:59,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217608121] [2022-07-12 00:56:59,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217608121] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:56:59,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:56:59,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:56:59,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394104341] [2022-07-12 00:56:59,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:56:59,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 00:56:59,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:56:59,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 00:56:59,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 00:56:59,371 INFO L87 Difference]: Start difference. First operand 1157 states and 1469 transitions. Second operand has 4 states, 4 states have (on average 42.25) internal successors, (169), 3 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:00,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:00,526 INFO L93 Difference]: Finished difference Result 3445 states and 4564 transitions. [2022-07-12 00:57:00,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 00:57:00,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 3 states have internal predecessors, (169), 0 states have call successors, (0), 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 169 [2022-07-12 00:57:00,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:00,535 INFO L225 Difference]: With dead ends: 3445 [2022-07-12 00:57:00,536 INFO L226 Difference]: Without dead ends: 2474 [2022-07-12 00:57:00,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 00:57:00,538 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 322 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 1106 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 1275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:00,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 95 Invalid, 1275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1106 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 00:57:00,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2474 states. [2022-07-12 00:57:00,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2474 to 2473. [2022-07-12 00:57:00,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2473 states, 2472 states have (on average 1.286812297734628) internal successors, (3181), 2472 states have internal predecessors, (3181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2473 states and 3181 transitions. [2022-07-12 00:57:00,580 INFO L78 Accepts]: Start accepts. Automaton has 2473 states and 3181 transitions. Word has length 169 [2022-07-12 00:57:00,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:00,581 INFO L495 AbstractCegarLoop]: Abstraction has 2473 states and 3181 transitions. [2022-07-12 00:57:00,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.25) internal successors, (169), 3 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:00,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 3181 transitions. [2022-07-12 00:57:00,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-07-12 00:57:00,585 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:00,585 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:00,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 00:57:00,585 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:00,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:00,586 INFO L85 PathProgramCache]: Analyzing trace with hash -756200215, now seen corresponding path program 1 times [2022-07-12 00:57:00,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:00,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049563383] [2022-07-12 00:57:00,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:00,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-07-12 00:57:00,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:00,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049563383] [2022-07-12 00:57:00,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049563383] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:00,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:00,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:00,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398370673] [2022-07-12 00:57:00,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:00,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:00,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:00,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:00,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:00,724 INFO L87 Difference]: Start difference. First operand 2473 states and 3181 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:01,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:01,481 INFO L93 Difference]: Finished difference Result 5690 states and 7506 transitions. [2022-07-12 00:57:01,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:01,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-07-12 00:57:01,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:01,494 INFO L225 Difference]: With dead ends: 5690 [2022-07-12 00:57:01,494 INFO L226 Difference]: Without dead ends: 3587 [2022-07-12 00:57:01,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:01,499 INFO L413 NwaCegarLoop]: 372 mSDtfsCounter, 155 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:01,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 393 Invalid, 682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 00:57:01,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3587 states. [2022-07-12 00:57:01,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3587 to 3578. [2022-07-12 00:57:01,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3578 states, 3577 states have (on average 1.25020967291026) internal successors, (4472), 3577 states have internal predecessors, (4472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3578 states and 4472 transitions. [2022-07-12 00:57:01,575 INFO L78 Accepts]: Start accepts. Automaton has 3578 states and 4472 transitions. Word has length 224 [2022-07-12 00:57:01,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:01,576 INFO L495 AbstractCegarLoop]: Abstraction has 3578 states and 4472 transitions. [2022-07-12 00:57:01,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:01,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 4472 transitions. [2022-07-12 00:57:01,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-07-12 00:57:01,580 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:01,580 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 00:57:01,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 00:57:01,581 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:01,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:01,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1234528902, now seen corresponding path program 1 times [2022-07-12 00:57:01,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:01,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990092322] [2022-07-12 00:57:01,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:01,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:01,688 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-12 00:57:01,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:01,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990092322] [2022-07-12 00:57:01,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990092322] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:01,689 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:01,689 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:01,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271479687] [2022-07-12 00:57:01,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:01,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:01,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:01,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:01,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:01,691 INFO L87 Difference]: Start difference. First operand 3578 states and 4472 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:02,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:02,416 INFO L93 Difference]: Finished difference Result 8082 states and 10282 transitions. [2022-07-12 00:57:02,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:02,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-07-12 00:57:02,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:02,440 INFO L225 Difference]: With dead ends: 8082 [2022-07-12 00:57:02,441 INFO L226 Difference]: Without dead ends: 4690 [2022-07-12 00:57:02,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:02,449 INFO L413 NwaCegarLoop]: 369 mSDtfsCounter, 154 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:02,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 391 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 00:57:02,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-07-12 00:57:02,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 4682. [2022-07-12 00:57:02,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4682 states, 4681 states have (on average 1.230506302072207) internal successors, (5760), 4681 states have internal predecessors, (5760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:02,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4682 states to 4682 states and 5760 transitions. [2022-07-12 00:57:02,529 INFO L78 Accepts]: Start accepts. Automaton has 4682 states and 5760 transitions. Word has length 230 [2022-07-12 00:57:02,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:02,530 INFO L495 AbstractCegarLoop]: Abstraction has 4682 states and 5760 transitions. [2022-07-12 00:57:02,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:02,530 INFO L276 IsEmpty]: Start isEmpty. Operand 4682 states and 5760 transitions. [2022-07-12 00:57:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-07-12 00:57:02,534 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:02,534 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:02,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 00:57:02,534 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:02,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:02,535 INFO L85 PathProgramCache]: Analyzing trace with hash 832494091, now seen corresponding path program 1 times [2022-07-12 00:57:02,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:02,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780580562] [2022-07-12 00:57:02,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:02,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-07-12 00:57:02,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:02,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780580562] [2022-07-12 00:57:02,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780580562] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:02,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:02,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:02,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381251584] [2022-07-12 00:57:02,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:02,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:02,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:02,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:02,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:02,700 INFO L87 Difference]: Start difference. First operand 4682 states and 5760 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:03,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:03,388 INFO L93 Difference]: Finished difference Result 10127 states and 12816 transitions. [2022-07-12 00:57:03,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:03,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-07-12 00:57:03,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:03,410 INFO L225 Difference]: With dead ends: 10127 [2022-07-12 00:57:03,410 INFO L226 Difference]: Without dead ends: 6557 [2022-07-12 00:57:03,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:03,416 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 194 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:03,416 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 351 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 00:57:03,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6557 states. [2022-07-12 00:57:03,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6557 to 6552. [2022-07-12 00:57:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6552 states, 6551 states have (on average 1.2398107159212335) internal successors, (8122), 6551 states have internal predecessors, (8122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6552 states to 6552 states and 8122 transitions. [2022-07-12 00:57:03,574 INFO L78 Accepts]: Start accepts. Automaton has 6552 states and 8122 transitions. Word has length 236 [2022-07-12 00:57:03,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:03,575 INFO L495 AbstractCegarLoop]: Abstraction has 6552 states and 8122 transitions. [2022-07-12 00:57:03,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:03,575 INFO L276 IsEmpty]: Start isEmpty. Operand 6552 states and 8122 transitions. [2022-07-12 00:57:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-12 00:57:03,582 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:03,582 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, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:03,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 00:57:03,583 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:03,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:03,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1561755943, now seen corresponding path program 1 times [2022-07-12 00:57:03,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:03,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416461743] [2022-07-12 00:57:03,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:03,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:03,720 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-07-12 00:57:03,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:03,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416461743] [2022-07-12 00:57:03,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416461743] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:03,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:03,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:03,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219919742] [2022-07-12 00:57:03,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:03,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:03,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:03,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:03,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:03,724 INFO L87 Difference]: Start difference. First operand 6552 states and 8122 transitions. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:04,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:04,436 INFO L93 Difference]: Finished difference Result 12754 states and 15900 transitions. [2022-07-12 00:57:04,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:04,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 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 301 [2022-07-12 00:57:04,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:04,460 INFO L225 Difference]: With dead ends: 12754 [2022-07-12 00:57:04,461 INFO L226 Difference]: Without dead ends: 6572 [2022-07-12 00:57:04,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:04,469 INFO L413 NwaCegarLoop]: 325 mSDtfsCounter, 137 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 555 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:04,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 345 Invalid, 649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 555 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 00:57:04,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6572 states. [2022-07-12 00:57:04,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6572 to 6368. [2022-07-12 00:57:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6367 states have (on average 1.19396890215172) internal successors, (7602), 6367 states have internal predecessors, (7602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 7602 transitions. [2022-07-12 00:57:04,575 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 7602 transitions. Word has length 301 [2022-07-12 00:57:04,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:04,575 INFO L495 AbstractCegarLoop]: Abstraction has 6368 states and 7602 transitions. [2022-07-12 00:57:04,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:04,576 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 7602 transitions. [2022-07-12 00:57:04,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-07-12 00:57:04,582 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:04,582 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:04,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-12 00:57:04,585 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:04,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:04,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1727303645, now seen corresponding path program 1 times [2022-07-12 00:57:04,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:04,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596737974] [2022-07-12 00:57:04,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:04,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:04,739 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-07-12 00:57:04,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:04,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596737974] [2022-07-12 00:57:04,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596737974] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:04,740 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:04,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:04,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706485560] [2022-07-12 00:57:04,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:04,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:04,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:04,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:04,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:04,742 INFO L87 Difference]: Start difference. First operand 6368 states and 7602 transitions. Second operand has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:05,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:05,334 INFO L93 Difference]: Finished difference Result 11961 states and 14348 transitions. [2022-07-12 00:57:05,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:05,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 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 302 [2022-07-12 00:57:05,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:05,364 INFO L225 Difference]: With dead ends: 11961 [2022-07-12 00:57:05,365 INFO L226 Difference]: Without dead ends: 5963 [2022-07-12 00:57:05,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:05,374 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 161 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:05,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 150 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 00:57:05,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5963 states. [2022-07-12 00:57:05,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5963 to 5777. [2022-07-12 00:57:05,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5777 states, 5776 states have (on average 1.143005540166205) internal successors, (6602), 5776 states have internal predecessors, (6602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5777 states to 5777 states and 6602 transitions. [2022-07-12 00:57:05,487 INFO L78 Accepts]: Start accepts. Automaton has 5777 states and 6602 transitions. Word has length 302 [2022-07-12 00:57:05,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:05,488 INFO L495 AbstractCegarLoop]: Abstraction has 5777 states and 6602 transitions. [2022-07-12 00:57:05,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.33333333333333) internal successors, (235), 3 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:05,489 INFO L276 IsEmpty]: Start isEmpty. Operand 5777 states and 6602 transitions. [2022-07-12 00:57:05,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-07-12 00:57:05,496 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:05,497 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:05,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-12 00:57:05,497 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:05,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:05,501 INFO L85 PathProgramCache]: Analyzing trace with hash -475459102, now seen corresponding path program 1 times [2022-07-12 00:57:05,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:05,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342948729] [2022-07-12 00:57:05,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:05,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-07-12 00:57:05,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:05,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342948729] [2022-07-12 00:57:05,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342948729] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:05,671 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:05,671 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:05,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98103407] [2022-07-12 00:57:05,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:05,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:05,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:05,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:05,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:05,673 INFO L87 Difference]: Start difference. First operand 5777 states and 6602 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:06,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:06,300 INFO L93 Difference]: Finished difference Result 11731 states and 13447 transitions. [2022-07-12 00:57:06,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:06,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 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 307 [2022-07-12 00:57:06,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:06,311 INFO L225 Difference]: With dead ends: 11731 [2022-07-12 00:57:06,311 INFO L226 Difference]: Without dead ends: 7064 [2022-07-12 00:57:06,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:06,317 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 180 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:06,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 146 Invalid, 557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 00:57:06,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7064 states. [2022-07-12 00:57:06,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7064 to 4480. [2022-07-12 00:57:06,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4480 states, 4479 states have (on average 1.1431123018530922) internal successors, (5120), 4479 states have internal predecessors, (5120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:06,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4480 states to 4480 states and 5120 transitions. [2022-07-12 00:57:06,383 INFO L78 Accepts]: Start accepts. Automaton has 4480 states and 5120 transitions. Word has length 307 [2022-07-12 00:57:06,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:06,384 INFO L495 AbstractCegarLoop]: Abstraction has 4480 states and 5120 transitions. [2022-07-12 00:57:06,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:06,384 INFO L276 IsEmpty]: Start isEmpty. Operand 4480 states and 5120 transitions. [2022-07-12 00:57:06,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-07-12 00:57:06,392 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:06,392 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 00:57:06,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-12 00:57:06,393 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:06,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:06,393 INFO L85 PathProgramCache]: Analyzing trace with hash 545119418, now seen corresponding path program 1 times [2022-07-12 00:57:06,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:06,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462061299] [2022-07-12 00:57:06,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:06,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 00:57:06,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:06,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462061299] [2022-07-12 00:57:06,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462061299] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:06,561 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:06,561 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:06,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277029579] [2022-07-12 00:57:06,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:06,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:06,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:06,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:06,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:06,564 INFO L87 Difference]: Start difference. First operand 4480 states and 5120 transitions. Second operand has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:07,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:07,297 INFO L93 Difference]: Finished difference Result 11719 states and 13483 transitions. [2022-07-12 00:57:07,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:07,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 344 [2022-07-12 00:57:07,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:07,311 INFO L225 Difference]: With dead ends: 11719 [2022-07-12 00:57:07,312 INFO L226 Difference]: Without dead ends: 7609 [2022-07-12 00:57:07,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:07,318 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 59 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:07,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 72 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 00:57:07,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7609 states. [2022-07-12 00:57:07,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7609 to 7604. [2022-07-12 00:57:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7604 states, 7603 states have (on average 1.1379718532158358) internal successors, (8652), 7603 states have internal predecessors, (8652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7604 states to 7604 states and 8652 transitions. [2022-07-12 00:57:07,422 INFO L78 Accepts]: Start accepts. Automaton has 7604 states and 8652 transitions. Word has length 344 [2022-07-12 00:57:07,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:07,422 INFO L495 AbstractCegarLoop]: Abstraction has 7604 states and 8652 transitions. [2022-07-12 00:57:07,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.66666666666667) internal successors, (344), 3 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:07,424 INFO L276 IsEmpty]: Start isEmpty. Operand 7604 states and 8652 transitions. [2022-07-12 00:57:07,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2022-07-12 00:57:07,433 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:07,433 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 00:57:07,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-12 00:57:07,434 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:07,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:07,434 INFO L85 PathProgramCache]: Analyzing trace with hash -830854078, now seen corresponding path program 1 times [2022-07-12 00:57:07,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:07,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074114489] [2022-07-12 00:57:07,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:07,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 00:57:07,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:07,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074114489] [2022-07-12 00:57:07,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074114489] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:07,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:07,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 00:57:07,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796395560] [2022-07-12 00:57:07,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:07,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 00:57:07,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:07,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 00:57:07,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 00:57:07,630 INFO L87 Difference]: Start difference. First operand 7604 states and 8652 transitions. Second operand has 4 states, 4 states have (on average 86.75) internal successors, (347), 4 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:08,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:08,691 INFO L93 Difference]: Finished difference Result 18155 states and 20711 transitions. [2022-07-12 00:57:08,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 00:57:08,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 86.75) internal successors, (347), 4 states have internal predecessors, (347), 0 states have call successors, (0), 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 347 [2022-07-12 00:57:08,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:08,715 INFO L225 Difference]: With dead ends: 18155 [2022-07-12 00:57:08,715 INFO L226 Difference]: Without dead ends: 10921 [2022-07-12 00:57:08,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 00:57:08,725 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 243 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:08,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 59 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 00:57:08,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10921 states. [2022-07-12 00:57:08,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10921 to 9814. [2022-07-12 00:57:08,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9814 states, 9813 states have (on average 1.120350555385713) internal successors, (10994), 9813 states have internal predecessors, (10994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9814 states to 9814 states and 10994 transitions. [2022-07-12 00:57:08,884 INFO L78 Accepts]: Start accepts. Automaton has 9814 states and 10994 transitions. Word has length 347 [2022-07-12 00:57:08,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:08,885 INFO L495 AbstractCegarLoop]: Abstraction has 9814 states and 10994 transitions. [2022-07-12 00:57:08,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 86.75) internal successors, (347), 4 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 9814 states and 10994 transitions. [2022-07-12 00:57:08,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-07-12 00:57:08,902 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:08,902 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:08,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-12 00:57:08,903 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:08,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:08,904 INFO L85 PathProgramCache]: Analyzing trace with hash -645462609, now seen corresponding path program 1 times [2022-07-12 00:57:08,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:08,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323643220] [2022-07-12 00:57:08,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:08,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-07-12 00:57:09,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:09,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323643220] [2022-07-12 00:57:09,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323643220] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:09,106 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:09,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 00:57:09,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831352095] [2022-07-12 00:57:09,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:09,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 00:57:09,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:09,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 00:57:09,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 00:57:09,108 INFO L87 Difference]: Start difference. First operand 9814 states and 10994 transitions. Second operand has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:10,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:10,216 INFO L93 Difference]: Finished difference Result 21101 states and 23697 transitions. [2022-07-12 00:57:10,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 00:57:10,216 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 0 states have call successors, (0), 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 421 [2022-07-12 00:57:10,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:10,237 INFO L225 Difference]: With dead ends: 21101 [2022-07-12 00:57:10,237 INFO L226 Difference]: Without dead ends: 11657 [2022-07-12 00:57:10,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-12 00:57:10,248 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 243 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1032 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 1218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:10,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 59 Invalid, 1218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1032 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 00:57:10,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11657 states. [2022-07-12 00:57:10,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11657 to 9814. [2022-07-12 00:57:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9814 states, 9813 states have (on average 1.120350555385713) internal successors, (10994), 9813 states have internal predecessors, (10994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:10,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9814 states to 9814 states and 10994 transitions. [2022-07-12 00:57:10,378 INFO L78 Accepts]: Start accepts. Automaton has 9814 states and 10994 transitions. Word has length 421 [2022-07-12 00:57:10,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:10,378 INFO L495 AbstractCegarLoop]: Abstraction has 9814 states and 10994 transitions. [2022-07-12 00:57:10,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 79.5) internal successors, (318), 4 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 9814 states and 10994 transitions. [2022-07-12 00:57:10,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2022-07-12 00:57:10,408 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:10,408 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, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:10,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-12 00:57:10,409 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:10,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:10,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1954952988, now seen corresponding path program 1 times [2022-07-12 00:57:10,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:10,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067545774] [2022-07-12 00:57:10,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:10,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1643 backedges. 973 proven. 0 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2022-07-12 00:57:10,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:10,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067545774] [2022-07-12 00:57:10,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067545774] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:10,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:10,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:10,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007180973] [2022-07-12 00:57:10,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:10,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:10,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:10,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:10,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:10,686 INFO L87 Difference]: Start difference. First operand 9814 states and 10994 transitions. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:11,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:11,270 INFO L93 Difference]: Finished difference Result 20914 states and 23478 transitions. [2022-07-12 00:57:11,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:11,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 740 [2022-07-12 00:57:11,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:11,284 INFO L225 Difference]: With dead ends: 20914 [2022-07-12 00:57:11,284 INFO L226 Difference]: Without dead ends: 10364 [2022-07-12 00:57:11,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:11,296 INFO L413 NwaCegarLoop]: 326 mSDtfsCounter, 197 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:11,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 347 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 00:57:11,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10364 states. [2022-07-12 00:57:11,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10364 to 10364. [2022-07-12 00:57:11,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10364 states, 10363 states have (on average 1.1002605423140017) internal successors, (11402), 10363 states have internal predecessors, (11402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:11,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10364 states to 10364 states and 11402 transitions. [2022-07-12 00:57:11,447 INFO L78 Accepts]: Start accepts. Automaton has 10364 states and 11402 transitions. Word has length 740 [2022-07-12 00:57:11,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:11,447 INFO L495 AbstractCegarLoop]: Abstraction has 10364 states and 11402 transitions. [2022-07-12 00:57:11,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:11,448 INFO L276 IsEmpty]: Start isEmpty. Operand 10364 states and 11402 transitions. [2022-07-12 00:57:11,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2022-07-12 00:57:11,477 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 00:57:11,478 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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] [2022-07-12 00:57:11,478 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-07-12 00:57:11,478 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 00:57:11,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 00:57:11,479 INFO L85 PathProgramCache]: Analyzing trace with hash 754672283, now seen corresponding path program 1 times [2022-07-12 00:57:11,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 00:57:11,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406220567] [2022-07-12 00:57:11,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 00:57:11,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 00:57:11,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 00:57:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2021 backedges. 1461 proven. 0 refuted. 0 times theorem prover too weak. 560 trivial. 0 not checked. [2022-07-12 00:57:11,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 00:57:11,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406220567] [2022-07-12 00:57:11,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406220567] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 00:57:11,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 00:57:11,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 00:57:11,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094682168] [2022-07-12 00:57:11,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 00:57:11,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 00:57:11,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 00:57:11,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 00:57:11,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:11,857 INFO L87 Difference]: Start difference. First operand 10364 states and 11402 transitions. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:12,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 00:57:12,471 INFO L93 Difference]: Finished difference Result 21091 states and 23196 transitions. [2022-07-12 00:57:12,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 00:57:12,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 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 840 [2022-07-12 00:57:12,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 00:57:12,473 INFO L225 Difference]: With dead ends: 21091 [2022-07-12 00:57:12,473 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 00:57:12,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 00:57:12,484 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 60 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 530 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 00:57:12,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 313 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 530 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 00:57:12,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 00:57:12,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 00:57:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 00:57:12,485 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 840 [2022-07-12 00:57:12,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 00:57:12,486 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 00:57:12,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-12 00:57:12,486 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 00:57:12,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 00:57:12,489 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 00:57:12,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-12 00:57:12,491 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 00:57:14,512 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2022-07-12 00:57:14,512 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,512 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2022-07-12 00:57:14,512 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,513 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,513 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,513 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,513 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,513 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,513 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2022-07-12 00:57:14,514 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2022-07-12 00:57:14,514 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-07-12 00:57:14,514 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,514 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,514 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,514 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,515 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,515 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,515 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,515 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,515 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,515 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,516 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,517 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,517 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,517 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,517 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,517 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-07-12 00:57:14,517 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2022-07-12 00:57:14,517 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-07-12 00:57:14,518 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,518 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,518 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,518 INFO L895 garLoopResultBuilder]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse1 (= ~a25~0 11)) (.cse7 (<= (+ ~a23~0 43) 0)) (.cse3 (= ~a25~0 13)) (.cse10 (<= ~a29~0 274)) (.cse6 (<= ~a23~0 138)) (.cse8 (<= (+ ~a29~0 22) 0)) (.cse0 (= ~a4~0 0)) (.cse5 (<= ~a25~0 10)) (.cse9 (<= ~a29~0 599999)) (.cse2 (<= ~a29~0 599998)) (.cse11 (= ~a25~0 12)) (.cse4 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 (<= ~a23~0 312)) (and .cse3 .cse2 .cse4) (and .cse5 .cse6 (not .cse7) .cse4) (and .cse3 .cse0 .cse8 .cse6) (and .cse1 .cse9 .cse4) (and .cse3 .cse7 .cse0 .cse10) (and .cse7 .cse0 .cse5 .cse2) (and .cse3 .cse9 (<= (+ ~a23~0 599772) 0) .cse4) (and .cse0 .cse10 .cse5 .cse6) (and .cse0 .cse8 .cse5) (and .cse11 .cse0 .cse2) (and .cse5 .cse9 .cse4) (and .cse11 (<= 307 ~a23~0) .cse2 .cse4) (and (<= (+ ~a29~0 21) 0) .cse11 .cse4))) [2022-07-12 00:57:14,519 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,519 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2022-07-12 00:57:14,519 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2022-07-12 00:57:14,519 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,519 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,519 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,519 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,520 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,520 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,520 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-07-12 00:57:14,520 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2022-07-12 00:57:14,520 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-07-12 00:57:14,520 INFO L902 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2022-07-12 00:57:14,520 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,521 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,521 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,521 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,521 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,521 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,521 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,521 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2022-07-12 00:57:14,522 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2022-07-12 00:57:14,522 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-07-12 00:57:14,522 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,522 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,522 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,522 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,522 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,523 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,523 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,523 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,523 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,523 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-07-12 00:57:14,523 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2022-07-12 00:57:14,523 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2022-07-12 00:57:14,524 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,524 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse1 (= ~a25~0 11)) (.cse7 (<= (+ ~a23~0 43) 0)) (.cse3 (= ~a25~0 13)) (.cse10 (<= ~a29~0 274)) (.cse6 (<= ~a23~0 138)) (.cse8 (<= (+ ~a29~0 22) 0)) (.cse0 (= ~a4~0 0)) (.cse5 (<= ~a25~0 10)) (.cse9 (<= ~a29~0 599999)) (.cse2 (<= ~a29~0 599998)) (.cse11 (= ~a25~0 12)) (.cse4 (= ~a4~0 1))) (or (and .cse0 .cse1 .cse2 (<= ~a23~0 312)) (and .cse3 .cse2 .cse4) (and .cse5 .cse6 (not .cse7) .cse4) (and .cse3 .cse0 .cse8 .cse6) (and .cse1 .cse9 .cse4) (and .cse3 .cse7 .cse0 .cse10) (and .cse7 .cse0 .cse5 .cse2) (and .cse3 .cse9 (<= (+ ~a23~0 599772) 0) .cse4) (and .cse0 .cse10 .cse5 .cse6) (and .cse0 .cse8 .cse5) (and .cse11 .cse0 .cse2) (and .cse5 .cse9 .cse4) (and .cse11 (<= 307 ~a23~0) .cse2 .cse4) (and (<= (+ ~a29~0 21) 0) .cse11 .cse4))) [2022-07-12 00:57:14,524 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,524 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,524 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,524 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,525 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,525 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,525 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,525 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,525 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-07-12 00:57:14,525 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2022-07-12 00:57:14,525 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,526 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,527 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,527 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,527 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,527 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,527 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,527 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,527 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 00:57:14,528 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-07-12 00:57:14,528 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2022-07-12 00:57:14,528 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-07-12 00:57:14,528 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2022-07-12 00:57:14,528 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,528 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,528 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,529 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,529 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,529 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2022-07-12 00:57:14,529 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2022-07-12 00:57:14,529 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-07-12 00:57:14,529 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,529 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,530 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,531 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,531 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,531 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2022-07-12 00:57:14,531 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2022-07-12 00:57:14,531 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,531 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,531 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2022-07-12 00:57:14,532 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2022-07-12 00:57:14,532 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-07-12 00:57:14,532 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 00:57:14,532 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2022-07-12 00:57:14,532 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,532 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,532 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,533 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,533 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,533 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,533 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,533 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-07-12 00:57:14,533 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2022-07-12 00:57:14,533 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2022-07-12 00:57:14,534 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2022-07-12 00:57:14,534 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2022-07-12 00:57:14,534 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2022-07-12 00:57:14,534 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2022-07-12 00:57:14,534 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,534 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,534 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2022-07-12 00:57:14,535 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2022-07-12 00:57:14,535 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,535 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,535 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,535 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,535 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,535 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,536 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-07-12 00:57:14,537 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2022-07-12 00:57:14,537 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-07-12 00:57:14,537 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,537 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,537 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,537 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,537 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,538 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,538 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,538 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,538 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2022-07-12 00:57:14,538 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2022-07-12 00:57:14,538 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2022-07-12 00:57:14,538 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,539 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,540 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,540 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,540 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2022-07-12 00:57:14,540 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2022-07-12 00:57:14,540 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-12 00:57:14,540 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2022-07-12 00:57:14,540 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-07-12 00:57:14,541 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,541 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,541 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,541 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,541 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,541 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,541 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2022-07-12 00:57:14,542 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2022-07-12 00:57:14,543 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,543 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,543 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,543 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,543 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,543 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2022-07-12 00:57:14,543 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-07-12 00:57:14,544 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,544 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,544 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2022-07-12 00:57:14,544 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2022-07-12 00:57:14,544 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 00:57:14,544 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,545 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,545 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,545 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,545 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,545 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2022-07-12 00:57:14,545 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-07-12 00:57:14,545 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,546 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,547 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,547 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2022-07-12 00:57:14,547 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-07-12 00:57:14,547 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2022-07-12 00:57:14,547 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2022-07-12 00:57:14,547 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2022-07-12 00:57:14,547 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2022-07-12 00:57:14,548 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,548 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,548 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,548 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,548 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,548 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,548 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,549 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2022-07-12 00:57:14,549 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2022-07-12 00:57:14,549 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 00:57:14,549 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,549 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,549 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,549 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,550 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,550 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,550 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2022-07-12 00:57:14,550 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2022-07-12 00:57:14,550 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,550 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,550 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,551 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,552 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2022-07-12 00:57:14,552 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2022-07-12 00:57:14,552 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-07-12 00:57:14,552 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2022-07-12 00:57:14,556 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 00:57:14,557 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 00:57:14,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 12:57:14 BoogieIcfgContainer [2022-07-12 00:57:14,591 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 00:57:14,592 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 00:57:14,592 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 00:57:14,592 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 00:57:14,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:56:55" (3/4) ... [2022-07-12 00:57:14,595 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 00:57:14,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-12 00:57:14,616 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 00:57:14,617 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 00:57:14,618 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 00:57:14,714 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 00:57:14,714 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 00:57:14,714 INFO L158 Benchmark]: Toolchain (without parser) took 21141.58ms. Allocated memory was 96.5MB in the beginning and 564.1MB in the end (delta: 467.7MB). Free memory was 62.2MB in the beginning and 396.5MB in the end (delta: -334.3MB). Peak memory consumption was 132.6MB. Max. memory is 16.1GB. [2022-07-12 00:57:14,715 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory was 50.4MB in the beginning and 50.4MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 00:57:14,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.65ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.2MB in the beginning and 59.7MB in the end (delta: 2.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-12 00:57:14,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.48ms. Allocated memory is still 117.4MB. Free memory was 59.7MB in the beginning and 42.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-12 00:57:14,716 INFO L158 Benchmark]: Boogie Preprocessor took 123.94ms. Allocated memory is still 117.4MB. Free memory was 42.9MB in the beginning and 77.3MB in the end (delta: -34.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-07-12 00:57:14,717 INFO L158 Benchmark]: RCFGBuilder took 1395.99ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 77.3MB in the beginning and 113.0MB in the end (delta: -35.7MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2022-07-12 00:57:14,717 INFO L158 Benchmark]: TraceAbstraction took 18718.51ms. Allocated memory was 161.5MB in the beginning and 564.1MB in the end (delta: 402.7MB). Free memory was 113.0MB in the beginning and 411.1MB in the end (delta: -298.1MB). Peak memory consumption was 404.7MB. Max. memory is 16.1GB. [2022-07-12 00:57:14,718 INFO L158 Benchmark]: Witness Printer took 122.40ms. Allocated memory is still 564.1MB. Free memory was 411.1MB in the beginning and 396.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-12 00:57:14,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory was 50.4MB in the beginning and 50.4MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.65ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.2MB in the beginning and 59.7MB in the end (delta: 2.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.48ms. Allocated memory is still 117.4MB. Free memory was 59.7MB in the beginning and 42.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.94ms. Allocated memory is still 117.4MB. Free memory was 42.9MB in the beginning and 77.3MB in the end (delta: -34.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1395.99ms. Allocated memory was 117.4MB in the beginning and 161.5MB in the end (delta: 44.0MB). Free memory was 77.3MB in the beginning and 113.0MB in the end (delta: -35.7MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. * TraceAbstraction took 18718.51ms. Allocated memory was 161.5MB in the beginning and 564.1MB in the end (delta: 402.7MB). Free memory was 113.0MB in the beginning and 411.1MB in the end (delta: -298.1MB). Peak memory consumption was 404.7MB. Max. memory is 16.1GB. * Witness Printer took 122.40ms. Allocated memory is still 564.1MB. Free memory was 411.1MB in the beginning and 396.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 142]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.6s, OverallIterations: 15, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 12.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2552 SdHoareTripleChecker+Valid, 10.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2552 mSDsluCounter, 3253 SdHoareTripleChecker+Invalid, 8.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 373 mSDsCounter, 1760 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9671 IncrementalHoareTripleChecker+Invalid, 11431 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1760 mSolverCounterUnsat, 2880 mSDtfsCounter, 9671 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10364occurred in iteration=14, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 5964 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 137 NumberOfFragments, 361 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1826 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 3 FomulaSimplificationsInter, 4680 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 4725 NumberOfCodeBlocks, 4725 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4710 ConstructedInterpolants, 0 QuantifiedInterpolants, 8257 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 6112/6112 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((((a4 == 0 && a25 == 11) && a29 <= 599998) && a23 <= 312) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || (((a25 <= 10 && a23 <= 138) && !(a23 + 43 <= 0)) && a4 == 1)) || (((a25 == 13 && a4 == 0) && a29 + 22 <= 0) && a23 <= 138)) || ((a25 == 11 && a29 <= 599999) && a4 == 1)) || (((a25 == 13 && a23 + 43 <= 0) && a4 == 0) && a29 <= 274)) || (((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a29 <= 599998)) || (((a25 == 13 && a29 <= 599999) && a23 + 599772 <= 0) && a4 == 1)) || (((a4 == 0 && a29 <= 274) && a25 <= 10) && a23 <= 138)) || ((a4 == 0 && a29 + 22 <= 0) && a25 <= 10)) || ((a25 == 12 && a4 == 0) && a29 <= 599998)) || ((a25 <= 10 && a29 <= 599999) && a4 == 1)) || (((a25 == 12 && 307 <= a23) && a29 <= 599998) && a4 == 1)) || ((a29 + 21 <= 0 && a25 == 12) && a4 == 1) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((((a4 == 0 && a25 == 11) && a29 <= 599998) && a23 <= 312) || ((a25 == 13 && a29 <= 599998) && a4 == 1)) || (((a25 <= 10 && a23 <= 138) && !(a23 + 43 <= 0)) && a4 == 1)) || (((a25 == 13 && a4 == 0) && a29 + 22 <= 0) && a23 <= 138)) || ((a25 == 11 && a29 <= 599999) && a4 == 1)) || (((a25 == 13 && a23 + 43 <= 0) && a4 == 0) && a29 <= 274)) || (((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a29 <= 599998)) || (((a25 == 13 && a29 <= 599999) && a23 + 599772 <= 0) && a4 == 1)) || (((a4 == 0 && a29 <= 274) && a25 <= 10) && a23 <= 138)) || ((a4 == 0 && a29 + 22 <= 0) && a25 <= 10)) || ((a25 == 12 && a4 == 0) && a29 <= 599998)) || ((a25 <= 10 && a29 <= 599999) && a4 == 1)) || (((a25 == 12 && 307 <= a23) && a29 <= 599998) && a4 == 1)) || ((a29 + 21 <= 0 && a25 == 12) && a4 == 1) - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-12 00:57:14,753 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