./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label13.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 b9aac8f1352449724c28b7a3bd33388133fcac9f460e7deaf570c372da3d5e49 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 12:34:16,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 12:34:16,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 12:34:16,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 12:34:16,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 12:34:16,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 12:34:16,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 12:34:16,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 12:34:16,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 12:34:16,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 12:34:16,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 12:34:16,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 12:34:16,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 12:34:16,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 12:34:16,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 12:34:16,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 12:34:16,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 12:34:16,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 12:34:16,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 12:34:16,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 12:34:16,428 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 12:34:16,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 12:34:16,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 12:34:16,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 12:34:16,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 12:34:16,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 12:34:16,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 12:34:16,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 12:34:16,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 12:34:16,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 12:34:16,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 12:34:16,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 12:34:16,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 12:34:16,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 12:34:16,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 12:34:16,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 12:34:16,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 12:34:16,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 12:34:16,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 12:34:16,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 12:34:16,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 12:34:16,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 12:34:16,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 12:34:16,478 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 12:34:16,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 12:34:16,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 12:34:16,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 12:34:16,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 12:34:16,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 12:34:16,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 12:34:16,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 12:34:16,484 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 12:34:16,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 12:34:16,485 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 12:34:16,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 12:34:16,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 12:34:16,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 12:34:16,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 12:34:16,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 12:34:16,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 12:34:16,486 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 12:34:16,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 12:34:16,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 12:34:16,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 12:34:16,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 12:34:16,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 12:34:16,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 12:34:16,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 12:34:16,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 12:34:16,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 12:34:16,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 12:34:16,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 12:34:16,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 12:34:16,489 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 12:34:16,489 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 12:34:16,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 12:34:16,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9aac8f1352449724c28b7a3bd33388133fcac9f460e7deaf570c372da3d5e49 [2022-07-19 12:34:16,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 12:34:16,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 12:34:16,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 12:34:16,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 12:34:16,742 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 12:34:16,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label13.c [2022-07-19 12:34:16,794 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2142db359/fa15f282da844353a9b82e6fb3e65384/FLAG46e597729 [2022-07-19 12:34:17,307 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 12:34:17,308 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label13.c [2022-07-19 12:34:17,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2142db359/fa15f282da844353a9b82e6fb3e65384/FLAG46e597729 [2022-07-19 12:34:17,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2142db359/fa15f282da844353a9b82e6fb3e65384 [2022-07-19 12:34:17,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 12:34:17,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 12:34:17,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 12:34:17,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 12:34:17,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 12:34:17,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 12:34:17" (1/1) ... [2022-07-19 12:34:17,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70dbe685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:17, skipping insertion in model container [2022-07-19 12:34:17,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 12:34:17" (1/1) ... [2022-07-19 12:34:17,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 12:34:17,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 12:34:18,128 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/Problem16_label13.c[5905,5918] [2022-07-19 12:34:18,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 12:34:18,394 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 12:34:18,423 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/Problem16_label13.c[5905,5918] [2022-07-19 12:34:18,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 12:34:18,659 INFO L208 MainTranslator]: Completed translation [2022-07-19 12:34:18,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18 WrapperNode [2022-07-19 12:34:18,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 12:34:18,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 12:34:18,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 12:34:18,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 12:34:18,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,799 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-07-19 12:34:18,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 12:34:18,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 12:34:18,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 12:34:18,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 12:34:18,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 12:34:18,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 12:34:18,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 12:34:18,947 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 12:34:18,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (1/1) ... [2022-07-19 12:34:18,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 12:34:18,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 12:34:18,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 12:34:18,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 12:34:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 12:34:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 12:34:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 12:34:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 12:34:19,070 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 12:34:19,071 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 12:34:20,710 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 12:34:20,726 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 12:34:20,727 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-19 12:34:20,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 12:34:20 BoogieIcfgContainer [2022-07-19 12:34:20,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 12:34:20,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 12:34:20,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 12:34:20,735 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 12:34:20,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 12:34:17" (1/3) ... [2022-07-19 12:34:20,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bc9b9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 12:34:20, skipping insertion in model container [2022-07-19 12:34:20,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 12:34:18" (2/3) ... [2022-07-19 12:34:20,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bc9b9b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 12:34:20, skipping insertion in model container [2022-07-19 12:34:20,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 12:34:20" (3/3) ... [2022-07-19 12:34:20,737 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label13.c [2022-07-19 12:34:20,772 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 12:34:20,772 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 12:34:20,893 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 12:34:20,908 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@6eb6cf2f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4cc15ea4 [2022-07-19 12:34:20,908 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 12:34:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-07-19 12:34:20,930 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:20,930 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:20,931 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:20,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:20,935 INFO L85 PathProgramCache]: Analyzing trace with hash -2158734, now seen corresponding path program 1 times [2022-07-19 12:34:20,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:20,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287005560] [2022-07-19 12:34:20,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:20,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:34:21,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:21,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287005560] [2022-07-19 12:34:21,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287005560] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:21,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:21,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:34:21,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804372608] [2022-07-19 12:34:21,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:21,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:21,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:21,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:21,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:21,239 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 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 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:22,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:22,842 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2022-07-19 12:34:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:22,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2022-07-19 12:34:22,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:22,869 INFO L225 Difference]: With dead ends: 1122 [2022-07-19 12:34:22,870 INFO L226 Difference]: Without dead ends: 662 [2022-07-19 12:34:22,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:22,881 INFO L413 NwaCegarLoop]: 246 mSDtfsCounter, 331 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 450 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 1314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 450 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:22,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 254 Invalid, 1314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [450 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-19 12:34:22,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-07-19 12:34:22,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-07-19 12:34:22,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.518910741301059) internal successors, (1004), 661 states have internal predecessors, (1004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2022-07-19 12:34:22,987 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 56 [2022-07-19 12:34:22,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:22,988 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2022-07-19 12:34:22,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:22,988 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2022-07-19 12:34:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-07-19 12:34:22,992 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:22,993 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:22,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 12:34:22,993 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:22,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:22,997 INFO L85 PathProgramCache]: Analyzing trace with hash -2086237172, now seen corresponding path program 1 times [2022-07-19 12:34:22,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:22,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004148766] [2022-07-19 12:34:22,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:22,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:23,187 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:34:23,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:23,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004148766] [2022-07-19 12:34:23,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004148766] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:23,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:23,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:34:23,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283413127] [2022-07-19 12:34:23,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:23,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:23,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:23,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:23,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:23,194 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:24,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:24,555 INFO L93 Difference]: Finished difference Result 1980 states and 3007 transitions. [2022-07-19 12:34:24,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:24,556 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 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 124 [2022-07-19 12:34:24,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:24,561 INFO L225 Difference]: With dead ends: 1980 [2022-07-19 12:34:24,561 INFO L226 Difference]: Without dead ends: 1320 [2022-07-19 12:34:24,562 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:24,563 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 268 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 961 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 1260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:24,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 217 Invalid, 1260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 961 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-19 12:34:24,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-07-19 12:34:24,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-07-19 12:34:24,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.4556482183472328) internal successors, (1920), 1319 states have internal predecessors, (1920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1920 transitions. [2022-07-19 12:34:24,598 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1920 transitions. Word has length 124 [2022-07-19 12:34:24,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:24,599 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 1920 transitions. [2022-07-19 12:34:24,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 2 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:24,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1920 transitions. [2022-07-19 12:34:24,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-07-19 12:34:24,603 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:24,603 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:24,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 12:34:24,604 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:24,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:24,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1143350005, now seen corresponding path program 1 times [2022-07-19 12:34:24,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:24,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541264848] [2022-07-19 12:34:24,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:24,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:24,702 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:34:24,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:24,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541264848] [2022-07-19 12:34:24,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541264848] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:24,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:24,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:34:24,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645250802] [2022-07-19 12:34:24,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:24,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:24,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:24,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:24,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:24,704 INFO L87 Difference]: Start difference. First operand 1320 states and 1920 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:25,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:25,916 INFO L93 Difference]: Finished difference Result 3954 states and 5755 transitions. [2022-07-19 12:34:25,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:25,916 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-07-19 12:34:25,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:25,932 INFO L225 Difference]: With dead ends: 3954 [2022-07-19 12:34:25,932 INFO L226 Difference]: Without dead ends: 2636 [2022-07-19 12:34:25,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:25,939 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 369 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:25,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 155 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-19 12:34:25,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2022-07-19 12:34:25,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2022-07-19 12:34:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2636 states, 2635 states have (on average 1.3240986717267553) internal successors, (3489), 2635 states have internal predecessors, (3489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3489 transitions. [2022-07-19 12:34:25,990 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3489 transitions. Word has length 135 [2022-07-19 12:34:25,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:25,991 INFO L495 AbstractCegarLoop]: Abstraction has 2636 states and 3489 transitions. [2022-07-19 12:34:25,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 2 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:25,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3489 transitions. [2022-07-19 12:34:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-19 12:34:26,000 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:26,000 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-07-19 12:34:26,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 12:34:26,001 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:26,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:26,002 INFO L85 PathProgramCache]: Analyzing trace with hash 489524018, now seen corresponding path program 1 times [2022-07-19 12:34:26,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:26,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800739278] [2022-07-19 12:34:26,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:26,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-07-19 12:34:26,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:26,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800739278] [2022-07-19 12:34:26,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800739278] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:26,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:26,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:34:26,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013279318] [2022-07-19 12:34:26,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:26,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:26,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:26,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:26,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:26,157 INFO L87 Difference]: Start difference. First operand 2636 states and 3489 transitions. Second operand has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:27,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:27,233 INFO L93 Difference]: Finished difference Result 6586 states and 8545 transitions. [2022-07-19 12:34:27,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:27,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 0 states have call successors, (0), 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 253 [2022-07-19 12:34:27,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:27,247 INFO L225 Difference]: With dead ends: 6586 [2022-07-19 12:34:27,247 INFO L226 Difference]: Without dead ends: 3952 [2022-07-19 12:34:27,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:27,251 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 277 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 883 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 1147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 883 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:27,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 84 Invalid, 1147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 883 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-19 12:34:27,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-19 12:34:27,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-19 12:34:27,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.216400911161731) internal successors, (4806), 3951 states have internal predecessors, (4806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:27,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2022-07-19 12:34:27,312 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 253 [2022-07-19 12:34:27,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:27,313 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2022-07-19 12:34:27,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 2 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2022-07-19 12:34:27,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-07-19 12:34:27,317 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:27,317 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:27,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 12:34:27,317 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:27,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:27,318 INFO L85 PathProgramCache]: Analyzing trace with hash 2007041494, now seen corresponding path program 1 times [2022-07-19 12:34:27,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:27,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682694377] [2022-07-19 12:34:27,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:27,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:34:27,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:27,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682694377] [2022-07-19 12:34:27,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682694377] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:27,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:27,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:27,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602156873] [2022-07-19 12:34:27,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:27,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 12:34:27,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:27,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 12:34:27,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 12:34:27,531 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand has 4 states, 4 states have (on average 75.25) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:28,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:28,815 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2022-07-19 12:34:28,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 12:34:28,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 75.25) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 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 [2022-07-19 12:34:28,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:28,830 INFO L225 Difference]: With dead ends: 8269 [2022-07-19 12:34:28,831 INFO L226 Difference]: Without dead ends: 4319 [2022-07-19 12:34:28,835 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 12:34:28,836 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 175 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:28,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 371 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-19 12:34:28,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2022-07-19 12:34:28,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2022-07-19 12:34:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.2011682242990653) internal successors, (5141), 4280 states have internal predecessors, (5141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:28,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2022-07-19 12:34:28,902 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 301 [2022-07-19 12:34:28,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:28,903 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2022-07-19 12:34:28,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 75.25) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2022-07-19 12:34:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2022-07-19 12:34:28,909 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:28,909 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:28,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-19 12:34:28,909 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:28,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:28,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1804160057, now seen corresponding path program 1 times [2022-07-19 12:34:28,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:28,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33901631] [2022-07-19 12:34:28,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:28,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 12:34:29,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:29,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33901631] [2022-07-19 12:34:29,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33901631] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:29,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:29,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-19 12:34:29,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694399688] [2022-07-19 12:34:29,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:29,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-19 12:34:29,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:29,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-19 12:34:29,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-19 12:34:29,165 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand has 7 states, 7 states have (on average 55.42857142857143) internal successors, (388), 6 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:30,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:30,810 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2022-07-19 12:34:30,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 12:34:30,811 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 55.42857142857143) internal successors, (388), 6 states have internal predecessors, (388), 0 states have call successors, (0), 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 388 [2022-07-19 12:34:30,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:30,822 INFO L225 Difference]: With dead ends: 8090 [2022-07-19 12:34:30,822 INFO L226 Difference]: Without dead ends: 3952 [2022-07-19 12:34:30,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-19 12:34:30,827 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 392 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 485 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 2011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 485 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:30,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 286 Invalid, 2011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [485 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-19 12:34:30,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-19 12:34:30,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-19 12:34:30,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.0802328524424196) internal successors, (4268), 3951 states have internal predecessors, (4268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2022-07-19 12:34:30,891 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 388 [2022-07-19 12:34:30,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:30,891 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2022-07-19 12:34:30,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 55.42857142857143) internal successors, (388), 6 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:30,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2022-07-19 12:34:30,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-07-19 12:34:30,897 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:30,898 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:30,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-19 12:34:30,898 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:30,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:30,899 INFO L85 PathProgramCache]: Analyzing trace with hash -691103377, now seen corresponding path program 1 times [2022-07-19 12:34:30,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:30,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851107128] [2022-07-19 12:34:30,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:30,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-07-19 12:34:31,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:31,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851107128] [2022-07-19 12:34:31,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851107128] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:31,068 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:31,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:31,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221748798] [2022-07-19 12:34:31,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:31,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:31,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:31,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:31,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:31,070 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:31,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:31,881 INFO L93 Difference]: Finished difference Result 9547 states and 10414 transitions. [2022-07-19 12:34:31,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:31,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 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 395 [2022-07-19 12:34:31,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:31,896 INFO L225 Difference]: With dead ends: 9547 [2022-07-19 12:34:31,896 INFO L226 Difference]: Without dead ends: 5926 [2022-07-19 12:34:31,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:31,900 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 293 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 889 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:31,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 40 Invalid, 889 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-19 12:34:31,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5926 states. [2022-07-19 12:34:31,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5926 to 5926. [2022-07-19 12:34:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5926 states, 5925 states have (on average 1.0828691983122363) internal successors, (6416), 5925 states have internal predecessors, (6416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:31,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 5926 states and 6416 transitions. [2022-07-19 12:34:31,975 INFO L78 Accepts]: Start accepts. Automaton has 5926 states and 6416 transitions. Word has length 395 [2022-07-19 12:34:31,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:31,976 INFO L495 AbstractCegarLoop]: Abstraction has 5926 states and 6416 transitions. [2022-07-19 12:34:31,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 5926 states and 6416 transitions. [2022-07-19 12:34:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2022-07-19 12:34:31,985 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:31,985 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-19 12:34:31,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-19 12:34:31,985 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:31,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:31,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1623184949, now seen corresponding path program 1 times [2022-07-19 12:34:31,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:31,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822313643] [2022-07-19 12:34:31,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:31,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:32,228 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2022-07-19 12:34:32,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:32,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822313643] [2022-07-19 12:34:32,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822313643] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 12:34:32,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42097271] [2022-07-19 12:34:32,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:32,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 12:34:32,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 12:34:32,231 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 12:34:32,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-19 12:34:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:32,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 12:34:32,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 12:34:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2022-07-19 12:34:33,051 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 12:34:33,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42097271] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:33,051 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 12:34:33,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-07-19 12:34:33,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060417921] [2022-07-19 12:34:33,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:33,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:33,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:33,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:33,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 12:34:33,053 INFO L87 Difference]: Start difference. First operand 5926 states and 6416 transitions. Second operand has 3 states, 3 states have (on average 80.0) internal successors, (240), 2 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:33,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:33,719 INFO L93 Difference]: Finished difference Result 7573 states and 8112 transitions. [2022-07-19 12:34:33,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:33,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 2 states have internal predecessors, (240), 0 states have call successors, (0), 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 512 [2022-07-19 12:34:33,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:33,743 INFO L225 Difference]: With dead ends: 7573 [2022-07-19 12:34:33,743 INFO L226 Difference]: Without dead ends: 7571 [2022-07-19 12:34:33,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 511 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 12:34:33,746 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 116 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:33,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 83 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-19 12:34:33,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2022-07-19 12:34:33,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 6255. [2022-07-19 12:34:33,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0805884234090182) internal successors, (6758), 6254 states have internal predecessors, (6758), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:33,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6758 transitions. [2022-07-19 12:34:33,851 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6758 transitions. Word has length 512 [2022-07-19 12:34:33,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:33,851 INFO L495 AbstractCegarLoop]: Abstraction has 6255 states and 6758 transitions. [2022-07-19 12:34:33,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 2 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6758 transitions. [2022-07-19 12:34:33,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 907 [2022-07-19 12:34:33,872 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:33,873 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:33,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-19 12:34:34,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 12:34:34,096 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:34,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:34,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1576845819, now seen corresponding path program 1 times [2022-07-19 12:34:34,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:34,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111070508] [2022-07-19 12:34:34,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:34,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:34,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1481 backedges. 844 proven. 0 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2022-07-19 12:34:34,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:34,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111070508] [2022-07-19 12:34:34,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111070508] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:34,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:34,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 12:34:34,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13577661] [2022-07-19 12:34:34,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:34,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:34,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:34,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:34,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:34,484 INFO L87 Difference]: Start difference. First operand 6255 states and 6758 transitions. Second operand has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 2 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:35,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:35,271 INFO L93 Difference]: Finished difference Result 12508 states and 13520 transitions. [2022-07-19 12:34:35,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:35,273 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 2 states have internal predecessors, (446), 0 states have call successors, (0), 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 906 [2022-07-19 12:34:35,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:35,287 INFO L225 Difference]: With dead ends: 12508 [2022-07-19 12:34:35,287 INFO L226 Difference]: Without dead ends: 6584 [2022-07-19 12:34:35,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:35,293 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 85 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:35,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 110 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:34:35,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-07-19 12:34:35,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6584. [2022-07-19 12:34:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6584 states, 6583 states have (on average 1.077624183502962) internal successors, (7094), 6583 states have internal predecessors, (7094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:35,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 7094 transitions. [2022-07-19 12:34:35,368 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 7094 transitions. Word has length 906 [2022-07-19 12:34:35,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:35,369 INFO L495 AbstractCegarLoop]: Abstraction has 6584 states and 7094 transitions. [2022-07-19 12:34:35,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 2 states have internal predecessors, (446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:35,370 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 7094 transitions. [2022-07-19 12:34:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 915 [2022-07-19 12:34:35,394 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:35,395 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:35,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-19 12:34:35,395 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:35,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:35,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1649705319, now seen corresponding path program 1 times [2022-07-19 12:34:35,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:35,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865716302] [2022-07-19 12:34:35,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:35,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:35,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1489 backedges. 1064 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2022-07-19 12:34:35,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:35,774 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865716302] [2022-07-19 12:34:35,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865716302] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:35,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:35,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:35,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941096696] [2022-07-19 12:34:35,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:35,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:35,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:35,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:35,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:35,776 INFO L87 Difference]: Start difference. First operand 6584 states and 7094 transitions. Second operand has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:36,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:36,620 INFO L93 Difference]: Finished difference Result 14811 states and 16072 transitions. [2022-07-19 12:34:36,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:36,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 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 914 [2022-07-19 12:34:36,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:36,632 INFO L225 Difference]: With dead ends: 14811 [2022-07-19 12:34:36,632 INFO L226 Difference]: Without dead ends: 8887 [2022-07-19 12:34:36,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:36,638 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 222 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:36,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 438 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-19 12:34:36,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2022-07-19 12:34:36,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8558. [2022-07-19 12:34:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8558 states, 8557 states have (on average 1.065326633165829) internal successors, (9116), 8557 states have internal predecessors, (9116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:36,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 9116 transitions. [2022-07-19 12:34:36,731 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 9116 transitions. Word has length 914 [2022-07-19 12:34:36,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:36,732 INFO L495 AbstractCegarLoop]: Abstraction has 8558 states and 9116 transitions. [2022-07-19 12:34:36,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.33333333333334) internal successors, (556), 3 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:36,733 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 9116 transitions. [2022-07-19 12:34:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 916 [2022-07-19 12:34:36,749 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:36,750 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:36,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-19 12:34:36,751 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:36,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:36,751 INFO L85 PathProgramCache]: Analyzing trace with hash 178011530, now seen corresponding path program 1 times [2022-07-19 12:34:36,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:36,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866640516] [2022-07-19 12:34:36,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:36,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:37,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1493 backedges. 833 proven. 0 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2022-07-19 12:34:37,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:37,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866640516] [2022-07-19 12:34:37,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866640516] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:37,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:37,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:37,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880931830] [2022-07-19 12:34:37,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:37,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:37,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:37,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:37,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:37,135 INFO L87 Difference]: Start difference. First operand 8558 states and 9116 transitions. Second operand has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:37,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:37,842 INFO L93 Difference]: Finished difference Result 18101 states and 19362 transitions. [2022-07-19 12:34:37,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:37,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 0 states have call successors, (0), 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 915 [2022-07-19 12:34:37,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:37,857 INFO L225 Difference]: With dead ends: 18101 [2022-07-19 12:34:37,857 INFO L226 Difference]: Without dead ends: 10203 [2022-07-19 12:34:37,864 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:37,865 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 136 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 835 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:37,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 433 Invalid, 835 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:34:37,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10203 states. [2022-07-19 12:34:37,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10203 to 10203. [2022-07-19 12:34:38,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10203 states, 10202 states have (on average 1.057243677710253) internal successors, (10786), 10202 states have internal predecessors, (10786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10786 transitions. [2022-07-19 12:34:38,020 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10786 transitions. Word has length 915 [2022-07-19 12:34:38,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:38,021 INFO L495 AbstractCegarLoop]: Abstraction has 10203 states and 10786 transitions. [2022-07-19 12:34:38,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.33333333333334) internal successors, (499), 3 states have internal predecessors, (499), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:38,021 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10786 transitions. [2022-07-19 12:34:38,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2022-07-19 12:34:38,057 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:38,057 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:38,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-19 12:34:38,058 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:38,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:38,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1393671713, now seen corresponding path program 1 times [2022-07-19 12:34:38,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:38,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717654117] [2022-07-19 12:34:38,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:38,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1416 backedges. 793 proven. 0 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2022-07-19 12:34:38,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:38,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717654117] [2022-07-19 12:34:38,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717654117] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:38,449 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:38,449 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:38,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148370281] [2022-07-19 12:34:38,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:38,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:38,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:38,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:38,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:38,452 INFO L87 Difference]: Start difference. First operand 10203 states and 10786 transitions. Second operand has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:39,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:39,241 INFO L93 Difference]: Finished difference Result 25010 states and 26576 transitions. [2022-07-19 12:34:39,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:39,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 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 929 [2022-07-19 12:34:39,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:39,261 INFO L225 Difference]: With dead ends: 25010 [2022-07-19 12:34:39,261 INFO L226 Difference]: Without dead ends: 14151 [2022-07-19 12:34:39,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:39,272 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 145 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:39,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 428 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:34:39,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2022-07-19 12:34:39,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13822. [2022-07-19 12:34:39,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0468851747341004) internal successors, (14469), 13821 states have internal predecessors, (14469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14469 transitions. [2022-07-19 12:34:39,419 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14469 transitions. Word has length 929 [2022-07-19 12:34:39,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:39,419 INFO L495 AbstractCegarLoop]: Abstraction has 13822 states and 14469 transitions. [2022-07-19 12:34:39,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 166.0) internal successors, (498), 3 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14469 transitions. [2022-07-19 12:34:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2022-07-19 12:34:39,436 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:39,438 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:39,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-19 12:34:39,438 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:39,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:39,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1697014472, now seen corresponding path program 1 times [2022-07-19 12:34:39,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:39,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653995111] [2022-07-19 12:34:39,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 1324 trivial. 0 not checked. [2022-07-19 12:34:39,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:39,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653995111] [2022-07-19 12:34:39,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653995111] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:39,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:39,830 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:39,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58169178] [2022-07-19 12:34:39,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:39,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:39,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:39,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:39,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:39,832 INFO L87 Difference]: Start difference. First operand 13822 states and 14469 transitions. Second operand has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:40,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:40,654 INFO L93 Difference]: Finished difference Result 27313 states and 28599 transitions. [2022-07-19 12:34:40,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:40,654 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 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 967 [2022-07-19 12:34:40,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:40,672 INFO L225 Difference]: With dead ends: 27313 [2022-07-19 12:34:40,673 INFO L226 Difference]: Without dead ends: 13822 [2022-07-19 12:34:40,682 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:40,683 INFO L413 NwaCegarLoop]: 420 mSDtfsCounter, 279 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:40,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 426 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-19 12:34:40,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2022-07-19 12:34:40,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13164. [2022-07-19 12:34:40,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0331231482184913) internal successors, (13599), 13163 states have internal predecessors, (13599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:40,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13599 transitions. [2022-07-19 12:34:40,812 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13599 transitions. Word has length 967 [2022-07-19 12:34:40,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:40,813 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13599 transitions. [2022-07-19 12:34:40,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:40,813 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13599 transitions. [2022-07-19 12:34:40,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1041 [2022-07-19 12:34:40,836 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:40,838 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:40,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-07-19 12:34:40,838 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:40,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:40,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1510111087, now seen corresponding path program 1 times [2022-07-19 12:34:40,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:40,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72577911] [2022-07-19 12:34:40,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:40,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 584 proven. 712 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2022-07-19 12:34:41,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:41,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72577911] [2022-07-19 12:34:41,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72577911] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-19 12:34:41,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873798562] [2022-07-19 12:34:41,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:41,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-19 12:34:41,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 12:34:41,328 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-19 12:34:41,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-19 12:34:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:41,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 1228 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 12:34:41,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 12:34:42,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 879 proven. 0 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2022-07-19 12:34:42,002 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 12:34:42,002 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873798562] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:42,002 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-19 12:34:42,003 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-19 12:34:42,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954995301] [2022-07-19 12:34:42,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:42,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:42,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:42,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:42,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-19 12:34:42,005 INFO L87 Difference]: Start difference. First operand 13164 states and 13599 transitions. Second operand has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:42,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:42,742 INFO L93 Difference]: Finished difference Result 25668 states and 26529 transitions. [2022-07-19 12:34:42,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:42,743 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 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 1040 [2022-07-19 12:34:42,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:42,758 INFO L225 Difference]: With dead ends: 25668 [2022-07-19 12:34:42,758 INFO L226 Difference]: Without dead ends: 13164 [2022-07-19 12:34:42,767 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1044 GetRequests, 1040 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-19 12:34:42,768 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 45 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:42,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 377 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:34:42,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-07-19 12:34:42,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2022-07-19 12:34:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0296285041403934) internal successors, (13553), 13163 states have internal predecessors, (13553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13553 transitions. [2022-07-19 12:34:42,894 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13553 transitions. Word has length 1040 [2022-07-19 12:34:42,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:42,895 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13553 transitions. [2022-07-19 12:34:42,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 190.33333333333334) internal successors, (571), 3 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13553 transitions. [2022-07-19 12:34:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1199 [2022-07-19 12:34:42,915 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:42,916 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:42,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-19 12:34:43,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-07-19 12:34:43,136 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:43,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:43,136 INFO L85 PathProgramCache]: Analyzing trace with hash -368701847, now seen corresponding path program 1 times [2022-07-19 12:34:43,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:43,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352260849] [2022-07-19 12:34:43,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:43,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:43,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2342 backedges. 1665 proven. 0 refuted. 0 times theorem prover too weak. 677 trivial. 0 not checked. [2022-07-19 12:34:43,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:43,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352260849] [2022-07-19 12:34:43,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352260849] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:43,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:43,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 12:34:43,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045755985] [2022-07-19 12:34:43,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:43,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 12:34:43,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:43,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 12:34:43,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-19 12:34:43,604 INFO L87 Difference]: Start difference. First operand 13164 states and 13553 transitions. Second operand has 5 states, 5 states have (on average 142.8) internal successors, (714), 5 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:45,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:45,031 INFO L93 Difference]: Finished difference Result 26338 states and 27125 transitions. [2022-07-19 12:34:45,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-19 12:34:45,031 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 142.8) internal successors, (714), 5 states have internal predecessors, (714), 0 states have call successors, (0), 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 1198 [2022-07-19 12:34:45,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:45,049 INFO L225 Difference]: With dead ends: 26338 [2022-07-19 12:34:45,049 INFO L226 Difference]: Without dead ends: 13834 [2022-07-19 12:34:45,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-19 12:34:45,098 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 603 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 2067 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 2127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 2067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:45,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 442 Invalid, 2127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 2067 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-19 12:34:45,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13834 states. [2022-07-19 12:34:45,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13834 to 13493. [2022-07-19 12:34:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.0289801363771123) internal successors, (13883), 13492 states have internal predecessors, (13883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:45,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13883 transitions. [2022-07-19 12:34:45,221 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13883 transitions. Word has length 1198 [2022-07-19 12:34:45,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:45,222 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13883 transitions. [2022-07-19 12:34:45,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 142.8) internal successors, (714), 5 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13883 transitions. [2022-07-19 12:34:45,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1214 [2022-07-19 12:34:45,248 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:45,249 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:45,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-19 12:34:45,249 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:45,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:45,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1356378279, now seen corresponding path program 1 times [2022-07-19 12:34:45,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:45,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772851512] [2022-07-19 12:34:45,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:45,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3050 backedges. 1699 proven. 0 refuted. 0 times theorem prover too weak. 1351 trivial. 0 not checked. [2022-07-19 12:34:45,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:45,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772851512] [2022-07-19 12:34:45,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772851512] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:45,730 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:45,730 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:45,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464510635] [2022-07-19 12:34:45,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:45,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:45,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:45,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:45,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:45,733 INFO L87 Difference]: Start difference. First operand 13493 states and 13883 transitions. Second operand has 3 states, 3 states have (on average 184.33333333333334) internal successors, (553), 3 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:46,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:46,406 INFO L93 Difference]: Finished difference Result 26984 states and 27766 transitions. [2022-07-19 12:34:46,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:46,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 184.33333333333334) internal successors, (553), 3 states have internal predecessors, (553), 0 states have call successors, (0), 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 1213 [2022-07-19 12:34:46,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:46,423 INFO L225 Difference]: With dead ends: 26984 [2022-07-19 12:34:46,424 INFO L226 Difference]: Without dead ends: 14151 [2022-07-19 12:34:46,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:46,434 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:46,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 439 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-19 12:34:46,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2022-07-19 12:34:46,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 14151. [2022-07-19 12:34:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14151 states, 14150 states have (on average 1.0279858657243817) internal successors, (14546), 14150 states have internal predecessors, (14546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:46,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 14546 transitions. [2022-07-19 12:34:46,593 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 14546 transitions. Word has length 1213 [2022-07-19 12:34:46,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:46,595 INFO L495 AbstractCegarLoop]: Abstraction has 14151 states and 14546 transitions. [2022-07-19 12:34:46,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 184.33333333333334) internal successors, (553), 3 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:46,595 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 14546 transitions. [2022-07-19 12:34:46,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1268 [2022-07-19 12:34:46,613 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:46,614 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:46,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-19 12:34:46,614 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:46,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:46,615 INFO L85 PathProgramCache]: Analyzing trace with hash 686706146, now seen corresponding path program 1 times [2022-07-19 12:34:46,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:46,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324791036] [2022-07-19 12:34:46,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:46,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:47,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3054 backedges. 1241 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2022-07-19 12:34:47,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:47,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324791036] [2022-07-19 12:34:47,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324791036] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:47,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:47,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:47,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120557370] [2022-07-19 12:34:47,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:47,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:47,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:47,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:47,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:47,093 INFO L87 Difference]: Start difference. First operand 14151 states and 14546 transitions. Second operand has 3 states, 3 states have (on average 167.33333333333334) internal successors, (502), 3 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:47,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:47,858 INFO L93 Difference]: Finished difference Result 30603 states and 31529 transitions. [2022-07-19 12:34:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:47,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 167.33333333333334) internal successors, (502), 3 states have internal predecessors, (502), 0 states have call successors, (0), 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 1267 [2022-07-19 12:34:47,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:47,875 INFO L225 Difference]: With dead ends: 30603 [2022-07-19 12:34:47,876 INFO L226 Difference]: Without dead ends: 15138 [2022-07-19 12:34:47,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:47,887 INFO L413 NwaCegarLoop]: 405 mSDtfsCounter, 147 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:47,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 411 Invalid, 821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:34:47,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15138 states. [2022-07-19 12:34:48,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15138 to 15138. [2022-07-19 12:34:48,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15138 states, 15137 states have (on average 1.0264913787408336) internal successors, (15538), 15137 states have internal predecessors, (15538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:48,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15138 states to 15138 states and 15538 transitions. [2022-07-19 12:34:48,084 INFO L78 Accepts]: Start accepts. Automaton has 15138 states and 15538 transitions. Word has length 1267 [2022-07-19 12:34:48,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:48,086 INFO L495 AbstractCegarLoop]: Abstraction has 15138 states and 15538 transitions. [2022-07-19 12:34:48,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 167.33333333333334) internal successors, (502), 3 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:48,086 INFO L276 IsEmpty]: Start isEmpty. Operand 15138 states and 15538 transitions. [2022-07-19 12:34:48,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1361 [2022-07-19 12:34:48,106 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:48,106 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:48,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-19 12:34:48,107 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:48,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:48,108 INFO L85 PathProgramCache]: Analyzing trace with hash -698636567, now seen corresponding path program 1 times [2022-07-19 12:34:48,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:48,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465594937] [2022-07-19 12:34:48,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:48,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:48,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3206 backedges. 377 proven. 0 refuted. 0 times theorem prover too weak. 2829 trivial. 0 not checked. [2022-07-19 12:34:48,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:48,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465594937] [2022-07-19 12:34:48,610 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465594937] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:48,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:48,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-19 12:34:48,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936430582] [2022-07-19 12:34:48,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:48,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 12:34:48,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:48,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 12:34:48,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-19 12:34:48,613 INFO L87 Difference]: Start difference. First operand 15138 states and 15538 transitions. Second operand has 6 states, 6 states have (on average 58.333333333333336) internal successors, (350), 6 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:49,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:49,107 INFO L93 Difference]: Finished difference Result 29382 states and 30169 transitions. [2022-07-19 12:34:49,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 12:34:49,108 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 58.333333333333336) internal successors, (350), 6 states have internal predecessors, (350), 0 states have call successors, (0), 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 1360 [2022-07-19 12:34:49,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:49,118 INFO L225 Difference]: With dead ends: 29382 [2022-07-19 12:34:49,118 INFO L226 Difference]: Without dead ends: 14809 [2022-07-19 12:34:49,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-19 12:34:49,126 INFO L413 NwaCegarLoop]: 429 mSDtfsCounter, 57 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:49,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 450 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-19 12:34:49,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2022-07-19 12:34:49,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 13164. [2022-07-19 12:34:49,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0263617716326066) internal successors, (13510), 13163 states have internal predecessors, (13510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13510 transitions. [2022-07-19 12:34:49,255 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13510 transitions. Word has length 1360 [2022-07-19 12:34:49,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:49,256 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13510 transitions. [2022-07-19 12:34:49,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 58.333333333333336) internal successors, (350), 6 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:49,256 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13510 transitions. [2022-07-19 12:34:49,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1479 [2022-07-19 12:34:49,276 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:49,276 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:49,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-19 12:34:49,277 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:49,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:49,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1143874009, now seen corresponding path program 1 times [2022-07-19 12:34:49,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:49,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739991250] [2022-07-19 12:34:49,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:49,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4217 backedges. 1489 proven. 0 refuted. 0 times theorem prover too weak. 2728 trivial. 0 not checked. [2022-07-19 12:34:49,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:49,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739991250] [2022-07-19 12:34:49,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739991250] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:49,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:49,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 12:34:49,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206976258] [2022-07-19 12:34:49,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:49,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 12:34:49,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:49,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 12:34:49,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:49,830 INFO L87 Difference]: Start difference. First operand 13164 states and 13510 transitions. Second operand has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:50,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:50,572 INFO L93 Difference]: Finished difference Result 25997 states and 26687 transitions. [2022-07-19 12:34:50,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 12:34:50,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 0 states have call successors, (0), 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 1478 [2022-07-19 12:34:50,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:50,582 INFO L225 Difference]: With dead ends: 25997 [2022-07-19 12:34:50,582 INFO L226 Difference]: Without dead ends: 13164 [2022-07-19 12:34:50,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 12:34:50,591 INFO L413 NwaCegarLoop]: 365 mSDtfsCounter, 144 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:50,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 370 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 742 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 12:34:50,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-07-19 12:34:50,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 13164. [2022-07-19 12:34:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.021955481273266) internal successors, (13452), 13163 states have internal predecessors, (13452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13452 transitions. [2022-07-19 12:34:50,723 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13452 transitions. Word has length 1478 [2022-07-19 12:34:50,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:50,725 INFO L495 AbstractCegarLoop]: Abstraction has 13164 states and 13452 transitions. [2022-07-19 12:34:50,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 167.66666666666666) internal successors, (503), 3 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13452 transitions. [2022-07-19 12:34:50,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1807 [2022-07-19 12:34:50,759 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 12:34:50,760 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:50,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-19 12:34:50,760 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 12:34:50,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 12:34:50,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1811561507, now seen corresponding path program 1 times [2022-07-19 12:34:50,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 12:34:50,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012612313] [2022-07-19 12:34:50,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 12:34:50,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 12:34:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 12:34:51,501 INFO L134 CoverageAnalysis]: Checked inductivity of 5692 backedges. 1737 proven. 0 refuted. 0 times theorem prover too weak. 3955 trivial. 0 not checked. [2022-07-19 12:34:51,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 12:34:51,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012612313] [2022-07-19 12:34:51,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012612313] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 12:34:51,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 12:34:51,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 12:34:51,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034501529] [2022-07-19 12:34:51,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 12:34:51,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 12:34:51,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 12:34:51,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 12:34:51,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 12:34:51,506 INFO L87 Difference]: Start difference. First operand 13164 states and 13452 transitions. Second operand has 4 states, 4 states have (on average 146.5) internal successors, (586), 4 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:52,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 12:34:52,449 INFO L93 Difference]: Finished difference Result 28643 states and 29305 transitions. [2022-07-19 12:34:52,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 12:34:52,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 146.5) internal successors, (586), 4 states have internal predecessors, (586), 0 states have call successors, (0), 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 1806 [2022-07-19 12:34:52,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 12:34:52,451 INFO L225 Difference]: With dead ends: 28643 [2022-07-19 12:34:52,451 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 12:34:52,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-19 12:34:52,459 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 139 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 1259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-19 12:34:52,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 42 Invalid, 1259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1167 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-19 12:34:52,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 12:34:52,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 12:34:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:52,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 12:34:52,462 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1806 [2022-07-19 12:34:52,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 12:34:52,462 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 12:34:52,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 146.5) internal successors, (586), 4 states have internal predecessors, (586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 12:34:52,462 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 12:34:52,462 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 12:34:52,464 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 12:34:52,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-19 12:34:52,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 12:34:55,492 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,492 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,492 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,492 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,492 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,493 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,493 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,493 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,493 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,493 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,493 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,493 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,494 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,494 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,494 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,494 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-19 12:34:55,494 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-19 12:34:55,494 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-19 12:34:55,494 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,495 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,496 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,496 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,496 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,496 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,496 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,496 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,496 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,497 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,498 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-19 12:34:55,499 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-19 12:34:55,499 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-19 12:34:55,499 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,499 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,499 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,499 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,499 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,500 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-19 12:34:55,501 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,502 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-19 12:34:55,502 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-19 12:34:55,502 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse13 (= 5 ~a12~0))) (let ((.cse6 (<= 4 ~a15~0)) (.cse10 (<= (+ ~a18~0 156) 0)) (.cse8 (<= (+ 87 ~a18~0) 0)) (.cse2 (= ~a12~0 9)) (.cse3 (= ~a16~0 8)) (.cse9 (<= ~a16~0 11)) (.cse5 (= ~a16~0 9)) (.cse1 (= ~a15~0 3)) (.cse12 (not .cse13)) (.cse11 (<= ~a12~0 7)) (.cse7 (<= ~a15~0 3)) (.cse0 (= ~a12~0 8)) (.cse4 (<= 0 (+ 154 ~a18~0)))) (or (and (= ~a16~0 10) .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse2 .cse5) (and .cse3 .cse0 .cse4 .cse6 (<= ~a18~0 134)) (and .cse3 .cse0 .cse1 (<= 567606 ~a18~0)) (and .cse7 .cse0 .cse8 .cse4 .cse9) (and .cse7 .cse0 .cse10) (and (<= ~a12~0 5) .cse4 .cse1) (and .cse11 .cse9 .cse6) (and .cse3 .cse0 .cse10) (and .cse3 .cse7 .cse8 .cse9) (and .cse5 .cse0) (and .cse2 .cse7) (and .cse7 .cse12 .cse11 .cse9) (and .cse3 .cse7 .cse11 .cse9) (and .cse5 .cse13 .cse1) (and .cse7 .cse12 .cse4 .cse11) (and .cse7 .cse0 .cse4 (<= 11 ~a16~0))))) [2022-07-19 12:34:55,502 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,502 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,503 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,504 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,505 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,505 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,505 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,505 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,505 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,505 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,505 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-19 12:34:55,506 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,507 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-19 12:34:55,508 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,509 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-19 12:34:55,509 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,509 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse12 (= 5 ~a12~0))) (let ((.cse6 (<= 4 ~a15~0)) (.cse10 (<= (+ ~a18~0 156) 0)) (.cse8 (<= (+ 87 ~a18~0) 0)) (.cse2 (= ~a12~0 9)) (.cse3 (= ~a16~0 8)) (.cse9 (<= ~a16~0 11)) (.cse5 (= ~a16~0 9)) (.cse1 (= ~a15~0 3)) (.cse13 (not .cse12)) (.cse11 (<= ~a12~0 7)) (.cse7 (<= ~a15~0 3)) (.cse0 (= ~a12~0 8)) (.cse4 (<= 0 (+ 154 ~a18~0)))) (or (and (= ~a16~0 10) .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse2 .cse5) (and .cse3 .cse0 .cse4 .cse6 (<= ~a18~0 134)) (and .cse7 .cse0 .cse8 .cse4 .cse9) (and .cse7 .cse0 .cse10) (and .cse11 .cse9 .cse6) (and .cse4 .cse12 .cse1) (and .cse3 .cse0 .cse10) (and .cse3 .cse7 .cse8 .cse9) (and .cse5 .cse0) (and .cse2 .cse7) (and .cse7 .cse13 .cse11 .cse9) (and .cse3 .cse7 .cse11 .cse9) (and .cse5 .cse12 .cse1) (and .cse7 .cse13 .cse4 .cse11) (and .cse7 .cse0 .cse4 (<= 11 ~a16~0))))) [2022-07-19 12:34:55,509 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,509 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,509 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,510 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-19 12:34:55,511 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-19 12:34:55,512 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,512 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-07-19 12:34:55,512 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,512 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,512 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,512 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,512 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-19 12:34:55,513 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,514 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,515 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,516 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,516 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,516 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,516 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-19 12:34:55,516 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-19 12:34:55,516 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-19 12:34:55,516 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 12:34:55,517 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 185) no Hoare annotation was computed. [2022-07-19 12:34:55,517 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse13 (= 5 ~a12~0))) (let ((.cse6 (<= 4 ~a15~0)) (.cse10 (<= (+ ~a18~0 156) 0)) (.cse8 (<= (+ 87 ~a18~0) 0)) (.cse2 (= ~a12~0 9)) (.cse3 (= ~a16~0 8)) (.cse9 (<= ~a16~0 11)) (.cse5 (= ~a16~0 9)) (.cse1 (= ~a15~0 3)) (.cse12 (not .cse13)) (.cse11 (<= ~a12~0 7)) (.cse7 (<= ~a15~0 3)) (.cse0 (= ~a12~0 8)) (.cse4 (<= 0 (+ 154 ~a18~0)))) (or (and (= ~a16~0 10) .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse2 .cse5) (and .cse3 .cse0 .cse4 .cse6 (<= ~a18~0 134)) (and .cse3 .cse0 .cse1 (<= 567606 ~a18~0)) (and .cse7 .cse0 .cse8 .cse4 .cse9) (and .cse7 .cse0 .cse10) (and (<= ~a12~0 5) .cse4 .cse1) (and .cse11 .cse9 .cse6) (and .cse3 .cse0 .cse10) (and .cse3 .cse7 .cse8 .cse9) (and .cse5 .cse0) (and .cse2 .cse7) (and .cse7 .cse12 .cse11 .cse9) (and .cse3 .cse7 .cse11 .cse9) (and .cse5 .cse13 .cse1) (and .cse7 .cse12 .cse4 .cse11) (and .cse7 .cse0 .cse4 (<= 11 ~a16~0))))) [2022-07-19 12:34:55,517 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,517 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,517 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,517 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,517 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,518 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,519 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,519 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-19 12:34:55,519 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,519 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-19 12:34:55,519 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-19 12:34:55,519 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,519 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,520 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,521 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,522 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,523 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,524 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,525 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,525 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,525 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,525 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,525 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,525 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,525 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,526 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,527 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,527 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,527 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,527 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,527 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,527 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,527 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,528 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,529 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,530 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,531 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,532 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,532 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,532 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,532 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,532 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,532 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,532 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,533 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,534 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,535 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,536 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,537 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,538 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,539 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,540 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,541 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,541 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,541 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,541 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-19 12:34:55,541 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-19 12:34:55,541 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,541 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,542 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-19 12:34:55,543 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-07-19 12:34:55,543 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,543 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,543 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-07-19 12:34:55,543 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-19 12:34:55,543 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-19 12:34:55,543 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-19 12:34:55,546 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 12:34:55,548 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 12:34:55,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 12:34:55 BoogieIcfgContainer [2022-07-19 12:34:55,566 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 12:34:55,567 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 12:34:55,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 12:34:55,567 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 12:34:55,567 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 12:34:20" (3/4) ... [2022-07-19 12:34:55,570 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 12:34:55,591 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-19 12:34:55,593 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-19 12:34:55,595 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 12:34:55,596 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 12:34:55,716 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 12:34:55,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 12:34:55,717 INFO L158 Benchmark]: Toolchain (without parser) took 37882.89ms. Allocated memory was 88.1MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 45.0MB in the beginning and 786.8MB in the end (delta: -741.8MB). Peak memory consumption was 338.7MB. Max. memory is 16.1GB. [2022-07-19 12:34:55,717 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 12:34:55,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 819.96ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 74.4MB in the end (delta: -29.6MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2022-07-19 12:34:55,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.93ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 50.6MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-07-19 12:34:55,718 INFO L158 Benchmark]: Boogie Preprocessor took 144.42ms. Allocated memory is still 109.1MB. Free memory was 50.6MB in the beginning and 62.2MB in the end (delta: -11.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-07-19 12:34:55,719 INFO L158 Benchmark]: RCFGBuilder took 1783.89ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 62.2MB in the beginning and 85.2MB in the end (delta: -23.0MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. [2022-07-19 12:34:55,719 INFO L158 Benchmark]: TraceAbstraction took 34834.23ms. Allocated memory was 167.8MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 85.2MB in the beginning and 810.9MB in the end (delta: -725.7MB). Peak memory consumption was 901.7MB. Max. memory is 16.1GB. [2022-07-19 12:34:55,719 INFO L158 Benchmark]: Witness Printer took 150.03ms. Allocated memory is still 1.2GB. Free memory was 810.9MB in the beginning and 786.8MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-19 12:34:55,721 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 819.96ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 74.4MB in the end (delta: -29.6MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.93ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 50.6MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 144.42ms. Allocated memory is still 109.1MB. Free memory was 50.6MB in the beginning and 62.2MB in the end (delta: -11.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1783.89ms. Allocated memory was 109.1MB in the beginning and 167.8MB in the end (delta: 58.7MB). Free memory was 62.2MB in the beginning and 85.2MB in the end (delta: -23.0MB). Peak memory consumption was 56.3MB. Max. memory is 16.1GB. * TraceAbstraction took 34834.23ms. Allocated memory was 167.8MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 85.2MB in the beginning and 810.9MB in the end (delta: -725.7MB). Peak memory consumption was 901.7MB. Max. memory is 16.1GB. * Witness Printer took 150.03ms. Allocated memory is still 1.2GB. Free memory was 810.9MB in the beginning and 786.8MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 185]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 34.7s, OverallIterations: 20, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 19.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4447 SdHoareTripleChecker+Valid, 18.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4447 mSDsluCounter, 5856 SdHoareTripleChecker+Invalid, 14.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 253 mSDsCounter, 2892 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18398 IncrementalHoareTripleChecker+Invalid, 21290 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2892 mSolverCounterUnsat, 5603 mSDtfsCounter, 18398 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1624 GetRequests, 1585 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15138occurred in iteration=17, InterpolantAutomatonStates: 74, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 20 MinimizatonAttempts, 4656 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 209 NumberOfFragments, 660 HoareAnnotationTreeSize, 4 FomulaSimplifications, 1528 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 9129 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 17709 NumberOfCodeBlocks, 17709 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 17687 ConstructedInterpolants, 0 QuantifiedInterpolants, 49562 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1846 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 22 InterpolantComputations, 20 PerfectInterpolantSequences, 32851/33599 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: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((a16 == 10 && a12 == 8) && a15 == 3) || ((a12 == 9 && a16 == 8) && 0 <= 154 + a18)) || (a12 == 9 && a16 == 9)) || ((((a16 == 8 && a12 == 8) && 0 <= 154 + a18) && 4 <= a15) && a18 <= 134)) || ((((a15 <= 3 && a12 == 8) && 87 + a18 <= 0) && 0 <= 154 + a18) && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || ((a12 <= 7 && a16 <= 11) && 4 <= a15)) || ((0 <= 154 + a18 && 5 == a12) && a15 == 3)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 9 && a12 == 8)) || (a12 == 9 && a15 <= 3)) || (((a15 <= 3 && !(5 == a12)) && a12 <= 7) && a16 <= 11)) || (((a16 == 8 && a15 <= 3) && a12 <= 7) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((a15 <= 3 && !(5 == a12)) && 0 <= 154 + a18) && a12 <= 7)) || (((a15 <= 3 && a12 == 8) && 0 <= 154 + a18) && 11 <= a16) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((((((((((a16 == 10 && a12 == 8) && a15 == 3) || ((a12 == 9 && a16 == 8) && 0 <= 154 + a18)) || (a12 == 9 && a16 == 9)) || ((((a16 == 8 && a12 == 8) && 0 <= 154 + a18) && 4 <= a15) && a18 <= 134)) || (((a16 == 8 && a12 == 8) && a15 == 3) && 567606 <= a18)) || ((((a15 <= 3 && a12 == 8) && 87 + a18 <= 0) && 0 <= 154 + a18) && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || ((a12 <= 5 && 0 <= 154 + a18) && a15 == 3)) || ((a12 <= 7 && a16 <= 11) && 4 <= a15)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 9 && a12 == 8)) || (a12 == 9 && a15 <= 3)) || (((a15 <= 3 && !(5 == a12)) && a12 <= 7) && a16 <= 11)) || (((a16 == 8 && a15 <= 3) && a12 <= 7) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((a15 <= 3 && !(5 == a12)) && 0 <= 154 + a18) && a12 <= 7)) || (((a15 <= 3 && a12 == 8) && 0 <= 154 + a18) && 11 <= a16) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((a16 == 10 && a12 == 8) && a15 == 3) || ((a12 == 9 && a16 == 8) && 0 <= 154 + a18)) || (a12 == 9 && a16 == 9)) || ((((a16 == 8 && a12 == 8) && 0 <= 154 + a18) && 4 <= a15) && a18 <= 134)) || (((a16 == 8 && a12 == 8) && a15 == 3) && 567606 <= a18)) || ((((a15 <= 3 && a12 == 8) && 87 + a18 <= 0) && 0 <= 154 + a18) && a16 <= 11)) || ((a15 <= 3 && a12 == 8) && a18 + 156 <= 0)) || ((a12 <= 5 && 0 <= 154 + a18) && a15 == 3)) || ((a12 <= 7 && a16 <= 11) && 4 <= a15)) || ((a16 == 8 && a12 == 8) && a18 + 156 <= 0)) || (((a16 == 8 && a15 <= 3) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 9 && a12 == 8)) || (a12 == 9 && a15 <= 3)) || (((a15 <= 3 && !(5 == a12)) && a12 <= 7) && a16 <= 11)) || (((a16 == 8 && a15 <= 3) && a12 <= 7) && a16 <= 11)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((a15 <= 3 && !(5 == a12)) && 0 <= 154 + a18) && a12 <= 7)) || (((a15 <= 3 && a12 == 8) && 0 <= 154 + a18) && 11 <= a16) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-19 12:34:55,759 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE