./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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/Problem17_label21.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 5651aca6e08aaca6459de8c8558e63d76a6dbcd2 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-25 22:45:43,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-25 22:45:43,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-25 22:45:43,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-25 22:45:43,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-25 22:45:43,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-25 22:45:43,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-25 22:45:43,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-25 22:45:43,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-25 22:45:43,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-25 22:45:43,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-25 22:45:43,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-25 22:45:43,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-25 22:45:43,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-25 22:45:43,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-25 22:45:43,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-25 22:45:43,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-25 22:45:43,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-25 22:45:43,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-25 22:45:43,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-25 22:45:43,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-25 22:45:43,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-25 22:45:43,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-25 22:45:43,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-25 22:45:43,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-25 22:45:43,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-25 22:45:43,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-25 22:45:43,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-25 22:45:43,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-25 22:45:43,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-25 22:45:43,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-25 22:45:43,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-25 22:45:43,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-25 22:45:43,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-25 22:45:43,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-25 22:45:43,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-25 22:45:43,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-25 22:45:43,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-25 22:45:43,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-25 22:45:43,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-25 22:45:43,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-25 22:45:43,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-25 22:45:43,461 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-25 22:45:43,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-25 22:45:43,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-25 22:45:43,462 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-25 22:45:43,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-25 22:45:43,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-25 22:45:43,463 INFO L138 SettingsManager]: * Use SBE=true [2021-08-25 22:45:43,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-25 22:45:43,463 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-25 22:45:43,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-25 22:45:43,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-25 22:45:43,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-25 22:45:43,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-25 22:45:43,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-25 22:45:43,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-25 22:45:43,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-25 22:45:43,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-25 22:45:43,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-25 22:45:43,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-25 22:45:43,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-25 22:45:43,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-25 22:45:43,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-25 22:45:43,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-25 22:45:43,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-25 22:45:43,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-25 22:45:43,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-25 22:45:43,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-25 22:45:43,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-25 22:45:43,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-25 22:45:43,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-25 22:45:43,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5651aca6e08aaca6459de8c8558e63d76a6dbcd2 [2021-08-25 22:45:43,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-25 22:45:43,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-25 22:45:43,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-25 22:45:43,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-25 22:45:43,727 INFO L275 PluginConnector]: CDTParser initialized [2021-08-25 22:45:43,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2021-08-25 22:45:43,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88f8d6756/13f036b3e7bb4746ab5c0c0636eb6049/FLAGc17a7bd30 [2021-08-25 22:45:44,321 INFO L306 CDTParser]: Found 1 translation units. [2021-08-25 22:45:44,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2021-08-25 22:45:44,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88f8d6756/13f036b3e7bb4746ab5c0c0636eb6049/FLAGc17a7bd30 [2021-08-25 22:45:44,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88f8d6756/13f036b3e7bb4746ab5c0c0636eb6049 [2021-08-25 22:45:44,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-25 22:45:44,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-25 22:45:44,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-25 22:45:44,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-25 22:45:44,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-25 22:45:44,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 10:45:44" (1/1) ... [2021-08-25 22:45:44,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a4e2f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:44, skipping insertion in model container [2021-08-25 22:45:44,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 10:45:44" (1/1) ... [2021-08-25 22:45:44,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-25 22:45:44,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-25 22:45:45,120 WARN L228 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/Problem17_label21.c[8748,8761] [2021-08-25 22:45:45,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-25 22:45:45,663 INFO L203 MainTranslator]: Completed pre-run [2021-08-25 22:45:45,690 WARN L228 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/Problem17_label21.c[8748,8761] [2021-08-25 22:45:45,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-25 22:45:45,882 INFO L208 MainTranslator]: Completed translation [2021-08-25 22:45:45,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45 WrapperNode [2021-08-25 22:45:45,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-25 22:45:45,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-25 22:45:45,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-25 22:45:45,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-25 22:45:45,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:45,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-25 22:45:46,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-25 22:45:46,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-25 22:45:46,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-25 22:45:46,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-25 22:45:46,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-25 22:45:46,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-25 22:45:46,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-25 22:45:46,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (1/1) ... [2021-08-25 22:45:46,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-25 22:45:46,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:45:46,635 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) [2021-08-25 22:45:46,696 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 [2021-08-25 22:45:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-25 22:45:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-25 22:45:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-25 22:45:46,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-25 22:45:49,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-25 22:45:49,729 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-08-25 22:45:49,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:45:49 BoogieIcfgContainer [2021-08-25 22:45:49,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-25 22:45:49,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-25 22:45:49,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-25 22:45:49,734 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-25 22:45:49,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 10:45:44" (1/3) ... [2021-08-25 22:45:49,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c353877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 10:45:49, skipping insertion in model container [2021-08-25 22:45:49,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:45:45" (2/3) ... [2021-08-25 22:45:49,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c353877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 10:45:49, skipping insertion in model container [2021-08-25 22:45:49,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:45:49" (3/3) ... [2021-08-25 22:45:49,736 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label21.c [2021-08-25 22:45:49,740 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-25 22:45:49,740 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-25 22:45:49,771 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-25 22:45:49,775 INFO L339 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, mConcurrency=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-08-25 22:45:49,775 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-25 22:45:49,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:49,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-25 22:45:49,830 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:45:49,831 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:45:49,831 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:45:49,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:45:49,836 INFO L82 PathProgramCache]: Analyzing trace with hash 118092897, now seen corresponding path program 1 times [2021-08-25 22:45:49,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:45:49,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172040959] [2021-08-25 22:45:49,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:45:49,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:45:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:45:50,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:45:50,003 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:45:50,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172040959] [2021-08-25 22:45:50,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172040959] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:45:50,004 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:45:50,004 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:45:50,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729080021] [2021-08-25 22:45:50,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:45:50,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:45:50,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:45:50,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:45:50,018 INFO L87 Difference]: Start difference. First operand has 590 states, 588 states have (on average 1.8061224489795917) internal successors, (1062), 589 states have internal predecessors, (1062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:53,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:45:53,201 INFO L93 Difference]: Finished difference Result 1644 states and 3029 transitions. [2021-08-25 22:45:53,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:45:53,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 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 59 [2021-08-25 22:45:53,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:45:53,215 INFO L225 Difference]: With dead ends: 1644 [2021-08-25 22:45:53,215 INFO L226 Difference]: Without dead ends: 977 [2021-08-25 22:45:53,218 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:45:53,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2021-08-25 22:45:53,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 971. [2021-08-25 22:45:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 971 states, 970 states have (on average 1.5536082474226804) internal successors, (1507), 970 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:53,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 971 states and 1507 transitions. [2021-08-25 22:45:53,267 INFO L78 Accepts]: Start accepts. Automaton has 971 states and 1507 transitions. Word has length 59 [2021-08-25 22:45:53,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:45:53,267 INFO L470 AbstractCegarLoop]: Abstraction has 971 states and 1507 transitions. [2021-08-25 22:45:53,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:53,267 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1507 transitions. [2021-08-25 22:45:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-08-25 22:45:53,270 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:45:53,270 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:45:53,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-25 22:45:53,271 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:45:53,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:45:53,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1204082166, now seen corresponding path program 1 times [2021-08-25 22:45:53,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:45:53,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357493697] [2021-08-25 22:45:53,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:45:53,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:45:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:45:53,351 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:45:53,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:45:53,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357493697] [2021-08-25 22:45:53,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357493697] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:45:53,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:45:53,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:45:53,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985721004] [2021-08-25 22:45:53,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:45:53,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:45:53,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:45:53,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:45:53,354 INFO L87 Difference]: Start difference. First operand 971 states and 1507 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:56,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:45:56,233 INFO L93 Difference]: Finished difference Result 2813 states and 4381 transitions. [2021-08-25 22:45:56,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:45:56,238 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 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 126 [2021-08-25 22:45:56,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:45:56,245 INFO L225 Difference]: With dead ends: 2813 [2021-08-25 22:45:56,245 INFO L226 Difference]: Without dead ends: 1844 [2021-08-25 22:45:56,247 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:45:56,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2021-08-25 22:45:56,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1841. [2021-08-25 22:45:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1841 states, 1840 states have (on average 1.35) internal successors, (2484), 1840 states have internal predecessors, (2484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1841 states and 2484 transitions. [2021-08-25 22:45:56,279 INFO L78 Accepts]: Start accepts. Automaton has 1841 states and 2484 transitions. Word has length 126 [2021-08-25 22:45:56,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:45:56,281 INFO L470 AbstractCegarLoop]: Abstraction has 1841 states and 2484 transitions. [2021-08-25 22:45:56,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2484 transitions. [2021-08-25 22:45:56,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-08-25 22:45:56,289 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:45:56,289 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:45:56,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-25 22:45:56,289 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:45:56,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:45:56,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1960864468, now seen corresponding path program 1 times [2021-08-25 22:45:56,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:45:56,290 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599847979] [2021-08-25 22:45:56,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:45:56,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:45:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:45:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:45:56,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:45:56,444 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599847979] [2021-08-25 22:45:56,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599847979] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:45:56,445 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:45:56,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:45:56,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219430086] [2021-08-25 22:45:56,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:45:56,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:45:56,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:45:56,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:45:56,447 INFO L87 Difference]: Start difference. First operand 1841 states and 2484 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:58,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:45:58,959 INFO L93 Difference]: Finished difference Result 4552 states and 6282 transitions. [2021-08-25 22:45:58,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:45:58,960 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 0 states have call successors, (0), 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 129 [2021-08-25 22:45:58,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:45:58,967 INFO L225 Difference]: With dead ends: 4552 [2021-08-25 22:45:58,967 INFO L226 Difference]: Without dead ends: 2713 [2021-08-25 22:45:58,968 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:45:58,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2713 states. [2021-08-25 22:45:58,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2713 to 2711. [2021-08-25 22:45:58,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2711 states, 2710 states have (on average 1.3003690036900368) internal successors, (3524), 2710 states have internal predecessors, (3524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:58,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2711 states and 3524 transitions. [2021-08-25 22:45:58,996 INFO L78 Accepts]: Start accepts. Automaton has 2711 states and 3524 transitions. Word has length 129 [2021-08-25 22:45:58,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:45:58,997 INFO L470 AbstractCegarLoop]: Abstraction has 2711 states and 3524 transitions. [2021-08-25 22:45:58,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:45:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3524 transitions. [2021-08-25 22:45:58,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-08-25 22:45:58,999 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:45:58,999 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:45:58,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-25 22:45:58,999 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:45:59,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:45:59,000 INFO L82 PathProgramCache]: Analyzing trace with hash -52331556, now seen corresponding path program 1 times [2021-08-25 22:45:59,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:45:59,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741801088] [2021-08-25 22:45:59,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:45:59,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:45:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:45:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-08-25 22:45:59,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:45:59,086 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741801088] [2021-08-25 22:45:59,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741801088] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:45:59,087 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:45:59,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:45:59,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337942434] [2021-08-25 22:45:59,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:45:59,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:45:59,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:45:59,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:45:59,088 INFO L87 Difference]: Start difference. First operand 2711 states and 3524 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:01,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:01,598 INFO L93 Difference]: Finished difference Result 7984 states and 10361 transitions. [2021-08-25 22:46:01,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:01,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 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 198 [2021-08-25 22:46:01,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:01,609 INFO L225 Difference]: With dead ends: 7984 [2021-08-25 22:46:01,609 INFO L226 Difference]: Without dead ends: 4421 [2021-08-25 22:46:01,612 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:01,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4421 states. [2021-08-25 22:46:01,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4421 to 3571. [2021-08-25 22:46:01,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3571 states, 3570 states have (on average 1.1775910364145659) internal successors, (4204), 3570 states have internal predecessors, (4204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:01,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 3571 states and 4204 transitions. [2021-08-25 22:46:01,649 INFO L78 Accepts]: Start accepts. Automaton has 3571 states and 4204 transitions. Word has length 198 [2021-08-25 22:46:01,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:01,650 INFO L470 AbstractCegarLoop]: Abstraction has 3571 states and 4204 transitions. [2021-08-25 22:46:01,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 4204 transitions. [2021-08-25 22:46:01,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-08-25 22:46:01,652 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:01,652 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-08-25 22:46:01,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-25 22:46:01,652 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:01,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:01,654 INFO L82 PathProgramCache]: Analyzing trace with hash -651132738, now seen corresponding path program 1 times [2021-08-25 22:46:01,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:01,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609107138] [2021-08-25 22:46:01,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:01,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:46:01,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:01,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609107138] [2021-08-25 22:46:01,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609107138] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:01,757 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:01,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:01,757 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311848074] [2021-08-25 22:46:01,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:01,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:01,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:01,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:01,759 INFO L87 Difference]: Start difference. First operand 3571 states and 4204 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:03,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:03,799 INFO L93 Difference]: Finished difference Result 9273 states and 11087 transitions. [2021-08-25 22:46:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:03,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 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 211 [2021-08-25 22:46:03,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:03,811 INFO L225 Difference]: With dead ends: 9273 [2021-08-25 22:46:03,812 INFO L226 Difference]: Without dead ends: 5704 [2021-08-25 22:46:03,815 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:03,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5704 states. [2021-08-25 22:46:03,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5704 to 5704. [2021-08-25 22:46:03,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5704 states, 5703 states have (on average 1.1595651411537786) internal successors, (6613), 5703 states have internal predecessors, (6613), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:03,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5704 states to 5704 states and 6613 transitions. [2021-08-25 22:46:03,880 INFO L78 Accepts]: Start accepts. Automaton has 5704 states and 6613 transitions. Word has length 211 [2021-08-25 22:46:03,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:03,881 INFO L470 AbstractCegarLoop]: Abstraction has 5704 states and 6613 transitions. [2021-08-25 22:46:03,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:03,881 INFO L276 IsEmpty]: Start isEmpty. Operand 5704 states and 6613 transitions. [2021-08-25 22:46:03,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-08-25 22:46:03,883 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:03,883 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-08-25 22:46:03,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-25 22:46:03,884 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:03,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:03,884 INFO L82 PathProgramCache]: Analyzing trace with hash 668808547, now seen corresponding path program 1 times [2021-08-25 22:46:03,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:03,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558852567] [2021-08-25 22:46:03,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:03,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-08-25 22:46:03,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:03,972 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558852567] [2021-08-25 22:46:03,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558852567] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:03,972 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:03,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:03,973 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627758300] [2021-08-25 22:46:03,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:03,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:03,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:03,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:03,976 INFO L87 Difference]: Start difference. First operand 5704 states and 6613 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:06,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:06,213 INFO L93 Difference]: Finished difference Result 14376 states and 16776 transitions. [2021-08-25 22:46:06,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:06,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 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 213 [2021-08-25 22:46:06,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:06,233 INFO L225 Difference]: With dead ends: 14376 [2021-08-25 22:46:06,233 INFO L226 Difference]: Without dead ends: 8673 [2021-08-25 22:46:06,237 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:06,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8673 states. [2021-08-25 22:46:06,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8673 to 5677. [2021-08-25 22:46:06,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5677 states, 5676 states have (on average 1.1578576462297392) internal successors, (6572), 5676 states have internal predecessors, (6572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:06,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5677 states to 5677 states and 6572 transitions. [2021-08-25 22:46:06,298 INFO L78 Accepts]: Start accepts. Automaton has 5677 states and 6572 transitions. Word has length 213 [2021-08-25 22:46:06,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:06,298 INFO L470 AbstractCegarLoop]: Abstraction has 5677 states and 6572 transitions. [2021-08-25 22:46:06,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 5677 states and 6572 transitions. [2021-08-25 22:46:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-08-25 22:46:06,302 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:06,302 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:06,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-25 22:46:06,302 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:06,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:06,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1992117343, now seen corresponding path program 1 times [2021-08-25 22:46:06,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:06,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96998331] [2021-08-25 22:46:06,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:06,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-08-25 22:46:06,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:06,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96998331] [2021-08-25 22:46:06,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96998331] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:06,438 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:06,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:06,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435343920] [2021-08-25 22:46:06,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:06,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:06,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:06,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:06,440 INFO L87 Difference]: Start difference. First operand 5677 states and 6572 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:08,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:08,557 INFO L93 Difference]: Finished difference Result 14315 states and 16680 transitions. [2021-08-25 22:46:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:08,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 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 291 [2021-08-25 22:46:08,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:08,585 INFO L225 Difference]: With dead ends: 14315 [2021-08-25 22:46:08,585 INFO L226 Difference]: Without dead ends: 7790 [2021-08-25 22:46:08,592 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:08,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7790 states. [2021-08-25 22:46:08,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7790 to 7790. [2021-08-25 22:46:08,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7790 states, 7789 states have (on average 1.1186288355372962) internal successors, (8713), 7789 states have internal predecessors, (8713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:08,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7790 states to 7790 states and 8713 transitions. [2021-08-25 22:46:08,681 INFO L78 Accepts]: Start accepts. Automaton has 7790 states and 8713 transitions. Word has length 291 [2021-08-25 22:46:08,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:08,681 INFO L470 AbstractCegarLoop]: Abstraction has 7790 states and 8713 transitions. [2021-08-25 22:46:08,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 7790 states and 8713 transitions. [2021-08-25 22:46:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-08-25 22:46:08,686 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:08,686 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:08,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-25 22:46:08,686 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:08,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:08,687 INFO L82 PathProgramCache]: Analyzing trace with hash -899235588, now seen corresponding path program 1 times [2021-08-25 22:46:08,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:08,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985545430] [2021-08-25 22:46:08,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:08,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-08-25 22:46:08,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:08,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985545430] [2021-08-25 22:46:08,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985545430] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:08,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:08,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:08,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873751339] [2021-08-25 22:46:08,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:08,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:08,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:08,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:08,826 INFO L87 Difference]: Start difference. First operand 7790 states and 8713 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:10,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:10,991 INFO L93 Difference]: Finished difference Result 18559 states and 20913 transitions. [2021-08-25 22:46:10,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:10,992 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 331 [2021-08-25 22:46:10,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:11,005 INFO L225 Difference]: With dead ends: 18559 [2021-08-25 22:46:11,006 INFO L226 Difference]: Without dead ends: 10771 [2021-08-25 22:46:11,012 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:11,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10771 states. [2021-08-25 22:46:11,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10771 to 9916. [2021-08-25 22:46:11,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9916 states, 9915 states have (on average 1.119415027735754) internal successors, (11099), 9915 states have internal predecessors, (11099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9916 states to 9916 states and 11099 transitions. [2021-08-25 22:46:11,097 INFO L78 Accepts]: Start accepts. Automaton has 9916 states and 11099 transitions. Word has length 331 [2021-08-25 22:46:11,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:11,097 INFO L470 AbstractCegarLoop]: Abstraction has 9916 states and 11099 transitions. [2021-08-25 22:46:11,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:11,098 INFO L276 IsEmpty]: Start isEmpty. Operand 9916 states and 11099 transitions. [2021-08-25 22:46:11,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2021-08-25 22:46:11,104 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:11,104 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:11,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-25 22:46:11,104 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:11,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:11,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1830021804, now seen corresponding path program 1 times [2021-08-25 22:46:11,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:11,105 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568540137] [2021-08-25 22:46:11,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:11,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:46:11,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:11,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568540137] [2021-08-25 22:46:11,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568540137] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:11,216 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:11,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:11,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684949412] [2021-08-25 22:46:11,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:46:11,217 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:11,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:46:11,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:11,218 INFO L87 Difference]: Start difference. First operand 9916 states and 11099 transitions. Second operand has 4 states, 4 states have (on average 99.5) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:14,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:14,602 INFO L93 Difference]: Finished difference Result 26239 states and 29414 transitions. [2021-08-25 22:46:14,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:46:14,605 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 99.5) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 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 398 [2021-08-25 22:46:14,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:14,626 INFO L225 Difference]: With dead ends: 26239 [2021-08-25 22:46:14,627 INFO L226 Difference]: Without dead ends: 15900 [2021-08-25 22:46:14,639 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:14,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15900 states. [2021-08-25 22:46:14,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15900 to 15898. [2021-08-25 22:46:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15898 states, 15897 states have (on average 1.1247405170786942) internal successors, (17880), 15897 states have internal predecessors, (17880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15898 states to 15898 states and 17880 transitions. [2021-08-25 22:46:14,812 INFO L78 Accepts]: Start accepts. Automaton has 15898 states and 17880 transitions. Word has length 398 [2021-08-25 22:46:14,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:14,813 INFO L470 AbstractCegarLoop]: Abstraction has 15898 states and 17880 transitions. [2021-08-25 22:46:14,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 99.5) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:14,813 INFO L276 IsEmpty]: Start isEmpty. Operand 15898 states and 17880 transitions. [2021-08-25 22:46:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-08-25 22:46:14,822 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:14,822 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:14,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-25 22:46:14,822 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:14,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:14,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1181357117, now seen corresponding path program 1 times [2021-08-25 22:46:14,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:14,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763407643] [2021-08-25 22:46:14,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:14,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:15,017 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-08-25 22:46:15,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:15,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763407643] [2021-08-25 22:46:15,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763407643] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:15,018 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:15,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:15,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867297234] [2021-08-25 22:46:15,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:15,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:15,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:15,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:15,020 INFO L87 Difference]: Start difference. First operand 15898 states and 17880 transitions. Second operand has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:17,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:17,494 INFO L93 Difference]: Finished difference Result 44148 states and 49784 transitions. [2021-08-25 22:46:17,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:17,495 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 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 432 [2021-08-25 22:46:17,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:17,529 INFO L225 Difference]: With dead ends: 44148 [2021-08-25 22:46:17,529 INFO L226 Difference]: Without dead ends: 28252 [2021-08-25 22:46:17,545 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:17,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28252 states. [2021-08-25 22:46:17,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28252 to 26958. [2021-08-25 22:46:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26958 states, 26957 states have (on average 1.120525281003079) internal successors, (30206), 26957 states have internal predecessors, (30206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:17,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26958 states to 26958 states and 30206 transitions. [2021-08-25 22:46:17,798 INFO L78 Accepts]: Start accepts. Automaton has 26958 states and 30206 transitions. Word has length 432 [2021-08-25 22:46:17,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:17,799 INFO L470 AbstractCegarLoop]: Abstraction has 26958 states and 30206 transitions. [2021-08-25 22:46:17,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.33333333333333) internal successors, (295), 3 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:17,799 INFO L276 IsEmpty]: Start isEmpty. Operand 26958 states and 30206 transitions. [2021-08-25 22:46:17,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-08-25 22:46:17,813 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:17,813 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:17,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-25 22:46:17,814 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:17,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:17,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1065401893, now seen corresponding path program 1 times [2021-08-25 22:46:17,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:17,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123639204] [2021-08-25 22:46:17,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:17,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-08-25 22:46:18,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:18,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123639204] [2021-08-25 22:46:18,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123639204] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:18,063 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:18,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:46:18,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252957080] [2021-08-25 22:46:18,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:46:18,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:18,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:46:18,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:18,068 INFO L87 Difference]: Start difference. First operand 26958 states and 30206 transitions. Second operand has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:21,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:21,975 INFO L93 Difference]: Finished difference Result 67545 states and 75867 transitions. [2021-08-25 22:46:21,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:46:21,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 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 494 [2021-08-25 22:46:21,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:22,018 INFO L225 Difference]: With dead ends: 67545 [2021-08-25 22:46:22,018 INFO L226 Difference]: Without dead ends: 40589 [2021-08-25 22:46:22,029 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:22,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40589 states. [2021-08-25 22:46:22,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40589 to 36743. [2021-08-25 22:46:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36743 states, 36742 states have (on average 1.1217952207283217) internal successors, (41217), 36742 states have internal predecessors, (41217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36743 states to 36743 states and 41217 transitions. [2021-08-25 22:46:22,347 INFO L78 Accepts]: Start accepts. Automaton has 36743 states and 41217 transitions. Word has length 494 [2021-08-25 22:46:22,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:22,348 INFO L470 AbstractCegarLoop]: Abstraction has 36743 states and 41217 transitions. [2021-08-25 22:46:22,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 103.25) internal successors, (413), 4 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 36743 states and 41217 transitions. [2021-08-25 22:46:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-08-25 22:46:22,364 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:22,365 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:22,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-25 22:46:22,365 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:22,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:22,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1598319857, now seen corresponding path program 1 times [2021-08-25 22:46:22,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:22,366 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689644575] [2021-08-25 22:46:22,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:22,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:22,470 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-08-25 22:46:22,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:22,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689644575] [2021-08-25 22:46:22,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689644575] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:22,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:22,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:22,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830239018] [2021-08-25 22:46:22,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:22,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:22,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:22,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:22,475 INFO L87 Difference]: Start difference. First operand 36743 states and 41217 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:24,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:24,769 INFO L93 Difference]: Finished difference Result 70927 states and 79518 transitions. [2021-08-25 22:46:24,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:24,770 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 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 502 [2021-08-25 22:46:24,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:24,808 INFO L225 Difference]: With dead ends: 70927 [2021-08-25 22:46:24,809 INFO L226 Difference]: Without dead ends: 34186 [2021-08-25 22:46:24,831 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:24,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34186 states. [2021-08-25 22:46:25,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34186 to 32054. [2021-08-25 22:46:25,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32054 states, 32053 states have (on average 1.1198639752909243) internal successors, (35895), 32053 states have internal predecessors, (35895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32054 states to 32054 states and 35895 transitions. [2021-08-25 22:46:25,149 INFO L78 Accepts]: Start accepts. Automaton has 32054 states and 35895 transitions. Word has length 502 [2021-08-25 22:46:25,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:25,149 INFO L470 AbstractCegarLoop]: Abstraction has 32054 states and 35895 transitions. [2021-08-25 22:46:25,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 32054 states and 35895 transitions. [2021-08-25 22:46:25,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-08-25 22:46:25,169 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:25,169 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:25,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-25 22:46:25,170 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:25,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:25,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1392248039, now seen corresponding path program 1 times [2021-08-25 22:46:25,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:25,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429250118] [2021-08-25 22:46:25,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:25,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-08-25 22:46:25,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:25,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429250118] [2021-08-25 22:46:25,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429250118] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:25,331 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:25,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:46:25,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800018715] [2021-08-25 22:46:25,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:46:25,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:25,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:46:25,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:25,333 INFO L87 Difference]: Start difference. First operand 32054 states and 35895 transitions. Second operand has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:29,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:29,358 INFO L93 Difference]: Finished difference Result 78606 states and 87589 transitions. [2021-08-25 22:46:29,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:46:29,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 0 states have call successors, (0), 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 626 [2021-08-25 22:46:29,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:29,449 INFO L225 Difference]: With dead ends: 78606 [2021-08-25 22:46:29,450 INFO L226 Difference]: Without dead ends: 44854 [2021-08-25 22:46:29,494 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:29,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44854 states. [2021-08-25 22:46:30,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44854 to 44400. [2021-08-25 22:46:30,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44400 states, 44399 states have (on average 1.112705241109034) internal successors, (49403), 44399 states have internal predecessors, (49403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:30,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44400 states to 44400 states and 49403 transitions. [2021-08-25 22:46:30,155 INFO L78 Accepts]: Start accepts. Automaton has 44400 states and 49403 transitions. Word has length 626 [2021-08-25 22:46:30,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:30,156 INFO L470 AbstractCegarLoop]: Abstraction has 44400 states and 49403 transitions. [2021-08-25 22:46:30,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 121.0) internal successors, (484), 4 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:30,156 INFO L276 IsEmpty]: Start isEmpty. Operand 44400 states and 49403 transitions. [2021-08-25 22:46:30,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-08-25 22:46:30,180 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:30,180 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:30,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-25 22:46:30,181 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:30,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:30,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1773124669, now seen corresponding path program 1 times [2021-08-25 22:46:30,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:30,182 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198612250] [2021-08-25 22:46:30,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:30,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:30,343 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-08-25 22:46:30,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:30,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198612250] [2021-08-25 22:46:30,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198612250] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:30,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:30,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:30,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506667442] [2021-08-25 22:46:30,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:30,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:30,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:30,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:30,346 INFO L87 Difference]: Start difference. First operand 44400 states and 49403 transitions. Second operand has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:32,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:32,719 INFO L93 Difference]: Finished difference Result 88787 states and 98793 transitions. [2021-08-25 22:46:32,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:32,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 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 626 [2021-08-25 22:46:32,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:32,763 INFO L225 Difference]: With dead ends: 88787 [2021-08-25 22:46:32,763 INFO L226 Difference]: Without dead ends: 44389 [2021-08-25 22:46:32,787 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:32,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44389 states. [2021-08-25 22:46:33,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44389 to 43536. [2021-08-25 22:46:33,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43536 states, 43535 states have (on average 1.085655219937981) internal successors, (47264), 43535 states have internal predecessors, (47264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:33,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43536 states to 43536 states and 47264 transitions. [2021-08-25 22:46:33,129 INFO L78 Accepts]: Start accepts. Automaton has 43536 states and 47264 transitions. Word has length 626 [2021-08-25 22:46:33,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:33,129 INFO L470 AbstractCegarLoop]: Abstraction has 43536 states and 47264 transitions. [2021-08-25 22:46:33,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:33,130 INFO L276 IsEmpty]: Start isEmpty. Operand 43536 states and 47264 transitions. [2021-08-25 22:46:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 643 [2021-08-25 22:46:33,148 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:33,148 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:33,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-25 22:46:33,149 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:33,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:33,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1662969585, now seen corresponding path program 1 times [2021-08-25 22:46:33,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:33,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891077220] [2021-08-25 22:46:33,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:33,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2021-08-25 22:46:33,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:33,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891077220] [2021-08-25 22:46:33,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891077220] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:33,280 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:33,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:33,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695875437] [2021-08-25 22:46:33,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:33,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:33,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:33,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:33,282 INFO L87 Difference]: Start difference. First operand 43536 states and 47264 transitions. Second operand has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:35,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:35,471 INFO L93 Difference]: Finished difference Result 93872 states and 101715 transitions. [2021-08-25 22:46:35,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:35,471 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 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 642 [2021-08-25 22:46:35,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:35,520 INFO L225 Difference]: With dead ends: 93872 [2021-08-25 22:46:35,521 INFO L226 Difference]: Without dead ends: 47777 [2021-08-25 22:46:35,546 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:35,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47777 states. [2021-08-25 22:46:35,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47777 to 45223. [2021-08-25 22:46:35,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45223 states, 45222 states have (on average 1.0732165760028305) internal successors, (48533), 45222 states have internal predecessors, (48533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:35,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45223 states to 45223 states and 48533 transitions. [2021-08-25 22:46:35,923 INFO L78 Accepts]: Start accepts. Automaton has 45223 states and 48533 transitions. Word has length 642 [2021-08-25 22:46:35,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:35,923 INFO L470 AbstractCegarLoop]: Abstraction has 45223 states and 48533 transitions. [2021-08-25 22:46:35,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 123.33333333333333) internal successors, (370), 3 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 45223 states and 48533 transitions. [2021-08-25 22:46:35,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 675 [2021-08-25 22:46:35,944 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:35,944 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-08-25 22:46:35,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-25 22:46:35,944 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:35,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:35,945 INFO L82 PathProgramCache]: Analyzing trace with hash 321848541, now seen corresponding path program 1 times [2021-08-25 22:46:35,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:35,945 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207403245] [2021-08-25 22:46:35,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:35,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:36,106 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 435 proven. 78 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-08-25 22:46:36,106 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:36,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207403245] [2021-08-25 22:46:36,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207403245] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:46:36,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1404219159] [2021-08-25 22:46:36,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:36,108 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:46:36,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:46:36,139 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) [2021-08-25 22:46:36,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-25 22:46:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:36,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-25 22:46:36,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-25 22:46:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 435 proven. 78 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-08-25 22:46:39,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1404219159] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:46:39,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-25 22:46:39,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-08-25 22:46:39,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480313737] [2021-08-25 22:46:39,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:46:39,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:39,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:46:39,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:39,319 INFO L87 Difference]: Start difference. First operand 45223 states and 48533 transitions. Second operand has 4 states, 4 states have (on average 118.25) internal successors, (473), 3 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:42,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:42,164 INFO L93 Difference]: Finished difference Result 98528 states and 105473 transitions. [2021-08-25 22:46:42,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:46:42,165 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 118.25) internal successors, (473), 3 states have internal predecessors, (473), 0 states have call successors, (0), 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 674 [2021-08-25 22:46:42,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:42,214 INFO L225 Difference]: With dead ends: 98528 [2021-08-25 22:46:42,214 INFO L226 Difference]: Without dead ends: 53307 [2021-08-25 22:46:42,242 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 676 GetRequests, 672 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.1ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:46:42,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53307 states. [2021-08-25 22:46:42,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53307 to 45648. [2021-08-25 22:46:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45648 states, 45647 states have (on average 1.0725787017766775) internal successors, (48960), 45647 states have internal predecessors, (48960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:42,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45648 states to 45648 states and 48960 transitions. [2021-08-25 22:46:42,781 INFO L78 Accepts]: Start accepts. Automaton has 45648 states and 48960 transitions. Word has length 674 [2021-08-25 22:46:42,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:42,781 INFO L470 AbstractCegarLoop]: Abstraction has 45648 states and 48960 transitions. [2021-08-25 22:46:42,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 118.25) internal successors, (473), 3 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 45648 states and 48960 transitions. [2021-08-25 22:46:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2021-08-25 22:46:42,798 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:42,798 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:42,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-25 22:46:43,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-25 22:46:43,016 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:43,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:43,017 INFO L82 PathProgramCache]: Analyzing trace with hash -891111486, now seen corresponding path program 1 times [2021-08-25 22:46:43,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:43,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980606550] [2021-08-25 22:46:43,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:43,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 544 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2021-08-25 22:46:43,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:43,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980606550] [2021-08-25 22:46:43,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980606550] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:43,272 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:43,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:43,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126919433] [2021-08-25 22:46:43,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:43,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:43,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:43,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:43,274 INFO L87 Difference]: Start difference. First operand 45648 states and 48960 transitions. Second operand has 3 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:45,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:45,962 INFO L93 Difference]: Finished difference Result 98522 states and 105908 transitions. [2021-08-25 22:46:45,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:45,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 0 states have call successors, (0), 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 677 [2021-08-25 22:46:45,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:46,019 INFO L225 Difference]: With dead ends: 98522 [2021-08-25 22:46:46,019 INFO L226 Difference]: Without dead ends: 50746 [2021-08-25 22:46:46,155 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:46,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50746 states. [2021-08-25 22:46:46,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50746 to 38388. [2021-08-25 22:46:46,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38388 states, 38387 states have (on average 1.062364863104697) internal successors, (40781), 38387 states have internal predecessors, (40781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:46,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38388 states to 38388 states and 40781 transitions. [2021-08-25 22:46:46,467 INFO L78 Accepts]: Start accepts. Automaton has 38388 states and 40781 transitions. Word has length 677 [2021-08-25 22:46:46,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:46,468 INFO L470 AbstractCegarLoop]: Abstraction has 38388 states and 40781 transitions. [2021-08-25 22:46:46,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 131.0) internal successors, (393), 3 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:46,468 INFO L276 IsEmpty]: Start isEmpty. Operand 38388 states and 40781 transitions. [2021-08-25 22:46:46,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 753 [2021-08-25 22:46:46,485 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:46,486 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:46,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-25 22:46:46,486 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:46,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:46,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1168797713, now seen corresponding path program 1 times [2021-08-25 22:46:46,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:46,487 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253671477] [2021-08-25 22:46:46,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:46,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:46,750 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 744 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-08-25 22:46:46,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:46,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253671477] [2021-08-25 22:46:46,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253671477] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:46:46,751 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:46:46,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:46:46,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627634620] [2021-08-25 22:46:46,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:46:46,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:46,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:46:46,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:46,754 INFO L87 Difference]: Start difference. First operand 38388 states and 40781 transitions. Second operand has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:49,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:46:49,021 INFO L93 Difference]: Finished difference Result 91670 states and 97587 transitions. [2021-08-25 22:46:49,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:46:49,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 0 states have call successors, (0), 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 752 [2021-08-25 22:46:49,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:46:49,082 INFO L225 Difference]: With dead ends: 91670 [2021-08-25 22:46:49,082 INFO L226 Difference]: Without dead ends: 52851 [2021-08-25 22:46:49,109 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:46:49,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52851 states. [2021-08-25 22:46:49,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52851 to 51144. [2021-08-25 22:46:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51144 states, 51143 states have (on average 1.0588154781690553) internal successors, (54151), 51143 states have internal predecessors, (54151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51144 states to 51144 states and 54151 transitions. [2021-08-25 22:46:49,664 INFO L78 Accepts]: Start accepts. Automaton has 51144 states and 54151 transitions. Word has length 752 [2021-08-25 22:46:49,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:46:49,664 INFO L470 AbstractCegarLoop]: Abstraction has 51144 states and 54151 transitions. [2021-08-25 22:46:49,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 205.0) internal successors, (615), 3 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:46:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 51144 states and 54151 transitions. [2021-08-25 22:46:49,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2021-08-25 22:46:49,689 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:46:49,689 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:46:49,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-25 22:46:49,689 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:46:49,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:46:49,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1712345726, now seen corresponding path program 1 times [2021-08-25 22:46:49,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:46:49,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823425972] [2021-08-25 22:46:49,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:49,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:46:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:50,054 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 233 proven. 347 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-08-25 22:46:50,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:46:50,054 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823425972] [2021-08-25 22:46:50,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823425972] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:46:50,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034232588] [2021-08-25 22:46:50,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:46:50,055 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:46:50,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:46:50,056 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) [2021-08-25 22:46:50,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-25 22:46:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:46:50,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-25 22:46:50,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-25 22:46:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 457 proven. 286 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-08-25 22:46:56,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1034232588] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:46:56,724 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-25 22:46:56,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-08-25 22:46:56,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082059277] [2021-08-25 22:46:56,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-25 22:46:56,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:46:56,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-25 22:46:56,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-08-25 22:46:56,727 INFO L87 Difference]: Start difference. First operand 51144 states and 54151 transitions. Second operand has 9 states, 9 states have (on average 147.66666666666666) internal successors, (1329), 9 states have internal predecessors, (1329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:02,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:02,209 INFO L93 Difference]: Finished difference Result 105967 states and 112196 transitions. [2021-08-25 22:47:02,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-25 22:47:02,209 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 147.66666666666666) internal successors, (1329), 9 states have internal predecessors, (1329), 0 states have call successors, (0), 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 815 [2021-08-25 22:47:02,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:02,264 INFO L225 Difference]: With dead ends: 105967 [2021-08-25 22:47:02,264 INFO L226 Difference]: Without dead ends: 54822 [2021-08-25 22:47:02,431 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 831 GetRequests, 818 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 146.4ms TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2021-08-25 22:47:02,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54822 states. [2021-08-25 22:47:02,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54822 to 54101. [2021-08-25 22:47:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54101 states, 54100 states have (on average 1.0534935304990758) internal successors, (56994), 54100 states have internal predecessors, (56994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54101 states to 54101 states and 56994 transitions. [2021-08-25 22:47:02,863 INFO L78 Accepts]: Start accepts. Automaton has 54101 states and 56994 transitions. Word has length 815 [2021-08-25 22:47:02,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:02,864 INFO L470 AbstractCegarLoop]: Abstraction has 54101 states and 56994 transitions. [2021-08-25 22:47:02,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 147.66666666666666) internal successors, (1329), 9 states have internal predecessors, (1329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 54101 states and 56994 transitions. [2021-08-25 22:47:02,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 953 [2021-08-25 22:47:02,895 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:02,895 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:47:02,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-25 22:47:03,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:47:03,112 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:03,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:03,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1024774475, now seen corresponding path program 1 times [2021-08-25 22:47:03,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:03,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766848422] [2021-08-25 22:47:03,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:03,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:03,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1455 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2021-08-25 22:47:03,517 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:03,517 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766848422] [2021-08-25 22:47:03,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766848422] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:03,518 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:47:03,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:47:03,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065247352] [2021-08-25 22:47:03,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:47:03,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:03,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:47:03,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:03,520 INFO L87 Difference]: Start difference. First operand 54101 states and 56994 transitions. Second operand has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:07,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:07,396 INFO L93 Difference]: Finished difference Result 115871 states and 122163 transitions. [2021-08-25 22:47:07,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:47:07,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 0 states have call successors, (0), 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 952 [2021-08-25 22:47:07,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:07,460 INFO L225 Difference]: With dead ends: 115871 [2021-08-25 22:47:07,460 INFO L226 Difference]: Without dead ends: 61343 [2021-08-25 22:47:07,487 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:07,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61343 states. [2021-08-25 22:47:08,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61343 to 54947. [2021-08-25 22:47:08,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54947 states, 54946 states have (on average 1.0547082590179448) internal successors, (57952), 54946 states have internal predecessors, (57952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54947 states to 54947 states and 57952 transitions. [2021-08-25 22:47:08,365 INFO L78 Accepts]: Start accepts. Automaton has 54947 states and 57952 transitions. Word has length 952 [2021-08-25 22:47:08,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:08,366 INFO L470 AbstractCegarLoop]: Abstraction has 54947 states and 57952 transitions. [2021-08-25 22:47:08,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 54947 states and 57952 transitions. [2021-08-25 22:47:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 979 [2021-08-25 22:47:08,398 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:08,398 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-08-25 22:47:08,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-25 22:47:08,399 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:08,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:08,399 INFO L82 PathProgramCache]: Analyzing trace with hash -681169737, now seen corresponding path program 1 times [2021-08-25 22:47:08,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:08,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494997619] [2021-08-25 22:47:08,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:08,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:08,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1391 backedges. 1162 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2021-08-25 22:47:08,773 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:08,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494997619] [2021-08-25 22:47:08,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494997619] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:08,773 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:47:08,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:47:08,774 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078891553] [2021-08-25 22:47:08,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:47:08,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:08,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:47:08,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:08,776 INFO L87 Difference]: Start difference. First operand 54947 states and 57952 transitions. Second operand has 4 states, 4 states have (on average 206.0) internal successors, (824), 4 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:12,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:12,501 INFO L93 Difference]: Finished difference Result 131602 states and 138999 transitions. [2021-08-25 22:47:12,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:47:12,502 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 206.0) internal successors, (824), 4 states have internal predecessors, (824), 0 states have call successors, (0), 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 978 [2021-08-25 22:47:12,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:12,575 INFO L225 Difference]: With dead ends: 131602 [2021-08-25 22:47:12,575 INFO L226 Difference]: Without dead ends: 76657 [2021-08-25 22:47:12,606 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:12,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76657 states. [2021-08-25 22:47:13,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76657 to 63472. [2021-08-25 22:47:13,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63472 states, 63471 states have (on average 1.05282727544863) internal successors, (66824), 63471 states have internal predecessors, (66824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:13,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63472 states to 63472 states and 66824 transitions. [2021-08-25 22:47:13,323 INFO L78 Accepts]: Start accepts. Automaton has 63472 states and 66824 transitions. Word has length 978 [2021-08-25 22:47:13,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:13,323 INFO L470 AbstractCegarLoop]: Abstraction has 63472 states and 66824 transitions. [2021-08-25 22:47:13,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 206.0) internal successors, (824), 4 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:13,324 INFO L276 IsEmpty]: Start isEmpty. Operand 63472 states and 66824 transitions. [2021-08-25 22:47:13,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 984 [2021-08-25 22:47:13,359 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:13,360 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-08-25 22:47:13,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-25 22:47:13,360 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:13,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:13,361 INFO L82 PathProgramCache]: Analyzing trace with hash 313627917, now seen corresponding path program 1 times [2021-08-25 22:47:13,361 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:13,361 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162237100] [2021-08-25 22:47:13,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:13,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1411 backedges. 1172 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2021-08-25 22:47:13,727 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:13,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162237100] [2021-08-25 22:47:13,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162237100] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:13,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:47:13,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:47:13,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708162436] [2021-08-25 22:47:13,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:47:13,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:13,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:47:13,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:13,729 INFO L87 Difference]: Start difference. First operand 63472 states and 66824 transitions. Second operand has 4 states, 4 states have (on average 206.0) internal successors, (824), 4 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:17,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:17,593 INFO L93 Difference]: Finished difference Result 144394 states and 152244 transitions. [2021-08-25 22:47:17,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:47:17,594 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 206.0) internal successors, (824), 4 states have internal predecessors, (824), 0 states have call successors, (0), 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 983 [2021-08-25 22:47:17,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:17,670 INFO L225 Difference]: With dead ends: 144394 [2021-08-25 22:47:17,670 INFO L226 Difference]: Without dead ends: 80924 [2021-08-25 22:47:17,696 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:17,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80924 states. [2021-08-25 22:47:18,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80924 to 63047. [2021-08-25 22:47:18,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63047 states, 63046 states have (on average 1.0528661612156203) internal successors, (66379), 63046 states have internal predecessors, (66379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63047 states to 63047 states and 66379 transitions. [2021-08-25 22:47:18,621 INFO L78 Accepts]: Start accepts. Automaton has 63047 states and 66379 transitions. Word has length 983 [2021-08-25 22:47:18,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:18,621 INFO L470 AbstractCegarLoop]: Abstraction has 63047 states and 66379 transitions. [2021-08-25 22:47:18,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 206.0) internal successors, (824), 4 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:18,622 INFO L276 IsEmpty]: Start isEmpty. Operand 63047 states and 66379 transitions. [2021-08-25 22:47:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1016 [2021-08-25 22:47:18,657 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:18,657 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 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, 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] [2021-08-25 22:47:18,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-25 22:47:18,657 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:18,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:18,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1358803246, now seen corresponding path program 1 times [2021-08-25 22:47:18,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:18,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365743863] [2021-08-25 22:47:18,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:18,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 916 proven. 0 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2021-08-25 22:47:18,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:18,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365743863] [2021-08-25 22:47:18,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365743863] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:18,908 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:47:18,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:47:18,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943774276] [2021-08-25 22:47:18,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:47:18,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:18,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:47:18,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:18,913 INFO L87 Difference]: Start difference. First operand 63047 states and 66379 transitions. Second operand has 4 states, 4 states have (on average 175.5) internal successors, (702), 4 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:22,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:22,865 INFO L93 Difference]: Finished difference Result 146965 states and 154514 transitions. [2021-08-25 22:47:22,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:47:22,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 175.5) internal successors, (702), 4 states have internal predecessors, (702), 0 states have call successors, (0), 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 1015 [2021-08-25 22:47:22,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:22,950 INFO L225 Difference]: With dead ends: 146965 [2021-08-25 22:47:22,950 INFO L226 Difference]: Without dead ends: 82643 [2021-08-25 22:47:22,993 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:23,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82643 states. [2021-08-25 22:47:23,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82643 to 72824. [2021-08-25 22:47:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72824 states, 72823 states have (on average 1.0519890693874188) internal successors, (76609), 72823 states have internal predecessors, (76609), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72824 states to 72824 states and 76609 transitions. [2021-08-25 22:47:23,861 INFO L78 Accepts]: Start accepts. Automaton has 72824 states and 76609 transitions. Word has length 1015 [2021-08-25 22:47:23,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:23,861 INFO L470 AbstractCegarLoop]: Abstraction has 72824 states and 76609 transitions. [2021-08-25 22:47:23,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 175.5) internal successors, (702), 4 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:23,862 INFO L276 IsEmpty]: Start isEmpty. Operand 72824 states and 76609 transitions. [2021-08-25 22:47:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2021-08-25 22:47:23,912 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:23,913 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 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, 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, 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] [2021-08-25 22:47:23,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-25 22:47:23,913 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:23,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:23,914 INFO L82 PathProgramCache]: Analyzing trace with hash -2098546753, now seen corresponding path program 1 times [2021-08-25 22:47:23,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:23,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042918343] [2021-08-25 22:47:23,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:23,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2021-08-25 22:47:24,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:24,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042918343] [2021-08-25 22:47:24,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042918343] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:24,493 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:47:24,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:47:24,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058759598] [2021-08-25 22:47:24,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:47:24,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:24,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:47:24,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:47:24,494 INFO L87 Difference]: Start difference. First operand 72824 states and 76609 transitions. Second operand has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 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) [2021-08-25 22:47:26,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:26,712 INFO L93 Difference]: Finished difference Result 150318 states and 158177 transitions. [2021-08-25 22:47:26,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:47:26,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 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 1051 [2021-08-25 22:47:26,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:26,784 INFO L225 Difference]: With dead ends: 150318 [2021-08-25 22:47:26,784 INFO L226 Difference]: Without dead ends: 76646 [2021-08-25 22:47:26,822 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:47:26,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76646 states. [2021-08-25 22:47:27,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76646 to 63463. [2021-08-25 22:47:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63463 states, 63462 states have (on average 1.0527559799565094) internal successors, (66810), 63462 states have internal predecessors, (66810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:27,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63463 states to 63463 states and 66810 transitions. [2021-08-25 22:47:27,592 INFO L78 Accepts]: Start accepts. Automaton has 63463 states and 66810 transitions. Word has length 1051 [2021-08-25 22:47:27,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:27,593 INFO L470 AbstractCegarLoop]: Abstraction has 63463 states and 66810 transitions. [2021-08-25 22:47:27,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 148.66666666666666) internal successors, (446), 3 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) [2021-08-25 22:47:27,593 INFO L276 IsEmpty]: Start isEmpty. Operand 63463 states and 66810 transitions. [2021-08-25 22:47:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1371 [2021-08-25 22:47:27,653 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:27,653 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:47:27,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-25 22:47:27,654 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:27,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:27,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1987051213, now seen corresponding path program 1 times [2021-08-25 22:47:27,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:27,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948743200] [2021-08-25 22:47:27,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:27,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:28,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1935 backedges. 1127 proven. 0 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2021-08-25 22:47:28,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:28,163 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948743200] [2021-08-25 22:47:28,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948743200] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:28,163 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:47:28,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:47:28,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335285192] [2021-08-25 22:47:28,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:47:28,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:28,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:47:28,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:28,165 INFO L87 Difference]: Start difference. First operand 63463 states and 66810 transitions. Second operand has 4 states, 4 states have (on average 202.5) internal successors, (810), 4 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:31,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:31,427 INFO L93 Difference]: Finished difference Result 137160 states and 144318 transitions. [2021-08-25 22:47:31,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:47:31,427 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 202.5) internal successors, (810), 4 states have internal predecessors, (810), 0 states have call successors, (0), 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 1370 [2021-08-25 22:47:31,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:31,495 INFO L225 Difference]: With dead ends: 137160 [2021-08-25 22:47:31,495 INFO L226 Difference]: Without dead ends: 73274 [2021-08-25 22:47:31,531 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:31,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73274 states. [2021-08-25 22:47:32,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73274 to 58361. [2021-08-25 22:47:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58361 states, 58360 states have (on average 1.0534955448937628) internal successors, (61482), 58360 states have internal predecessors, (61482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58361 states to 58361 states and 61482 transitions. [2021-08-25 22:47:32,149 INFO L78 Accepts]: Start accepts. Automaton has 58361 states and 61482 transitions. Word has length 1370 [2021-08-25 22:47:32,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:32,150 INFO L470 AbstractCegarLoop]: Abstraction has 58361 states and 61482 transitions. [2021-08-25 22:47:32,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 202.5) internal successors, (810), 4 states have internal predecessors, (810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand 58361 states and 61482 transitions. [2021-08-25 22:47:32,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1438 [2021-08-25 22:47:32,472 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:32,472 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:47:32,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-25 22:47:32,472 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:32,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:32,473 INFO L82 PathProgramCache]: Analyzing trace with hash 2144032379, now seen corresponding path program 1 times [2021-08-25 22:47:32,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:32,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136702608] [2021-08-25 22:47:32,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:32,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:32,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1276 proven. 0 refuted. 0 times theorem prover too weak. 1136 trivial. 0 not checked. [2021-08-25 22:47:32,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:32,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136702608] [2021-08-25 22:47:32,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136702608] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:32,822 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:47:32,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-25 22:47:32,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668223233] [2021-08-25 22:47:32,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:47:32,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:32,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:47:32,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:32,824 INFO L87 Difference]: Start difference. First operand 58361 states and 61482 transitions. Second operand has 4 states, 4 states have (on average 201.75) internal successors, (807), 4 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:36,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:36,753 INFO L93 Difference]: Finished difference Result 135029 states and 142308 transitions. [2021-08-25 22:47:36,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:47:36,754 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 201.75) internal successors, (807), 4 states have internal predecessors, (807), 0 states have call successors, (0), 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 1437 [2021-08-25 22:47:36,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:36,837 INFO L225 Difference]: With dead ends: 135029 [2021-08-25 22:47:36,837 INFO L226 Difference]: Without dead ends: 76245 [2021-08-25 22:47:36,857 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:47:36,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76245 states. [2021-08-25 22:47:37,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76245 to 65609. [2021-08-25 22:47:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65609 states, 65608 states have (on average 1.0535605413973905) internal successors, (69122), 65608 states have internal predecessors, (69122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:37,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65609 states to 65609 states and 69122 transitions. [2021-08-25 22:47:37,677 INFO L78 Accepts]: Start accepts. Automaton has 65609 states and 69122 transitions. Word has length 1437 [2021-08-25 22:47:37,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:37,678 INFO L470 AbstractCegarLoop]: Abstraction has 65609 states and 69122 transitions. [2021-08-25 22:47:37,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 201.75) internal successors, (807), 4 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 65609 states and 69122 transitions. [2021-08-25 22:47:37,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1534 [2021-08-25 22:47:37,737 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:47:37,737 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:47:37,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-25 22:47:37,738 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:47:37,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:47:37,738 INFO L82 PathProgramCache]: Analyzing trace with hash -96674634, now seen corresponding path program 1 times [2021-08-25 22:47:37,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:47:37,739 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855334756] [2021-08-25 22:47:37,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:37,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:47:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:38,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2694 backedges. 1031 proven. 878 refuted. 0 times theorem prover too weak. 785 trivial. 0 not checked. [2021-08-25 22:47:38,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:47:38,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855334756] [2021-08-25 22:47:38,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855334756] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:47:38,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946695961] [2021-08-25 22:47:38,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:47:38,202 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:47:38,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:47:38,203 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-25 22:47:38,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-25 22:47:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:47:39,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 1769 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-25 22:47:39,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-25 22:47:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2694 backedges. 1370 proven. 0 refuted. 0 times theorem prover too weak. 1324 trivial. 0 not checked. [2021-08-25 22:47:48,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946695961] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:47:48,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-25 22:47:48,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2021-08-25 22:47:48,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566926115] [2021-08-25 22:47:48,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-25 22:47:48,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:47:48,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-25 22:47:48,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-08-25 22:47:48,688 INFO L87 Difference]: Start difference. First operand 65609 states and 69122 transitions. Second operand has 5 states, 5 states have (on average 161.8) internal successors, (809), 5 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:55,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:47:55,331 INFO L93 Difference]: Finished difference Result 157203 states and 165640 transitions. [2021-08-25 22:47:55,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-25 22:47:55,332 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 161.8) internal successors, (809), 5 states have internal predecessors, (809), 0 states have call successors, (0), 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 1533 [2021-08-25 22:47:55,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:47:55,333 INFO L225 Difference]: With dead ends: 157203 [2021-08-25 22:47:55,333 INFO L226 Difference]: Without dead ends: 0 [2021-08-25 22:47:55,376 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1538 GetRequests, 1530 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 62.3ms TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-08-25 22:47:55,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-25 22:47:55,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-25 22:47:55,377 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) [2021-08-25 22:47:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-25 22:47:55,377 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1533 [2021-08-25 22:47:55,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:47:55,378 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-25 22:47:55,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 161.8) internal successors, (809), 5 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-25 22:47:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-25 22:47:55,378 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-25 22:47:55,380 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-25 22:47:55,402 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-25 22:47:55,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:47:55,598 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-25 22:47:55,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:47:57,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:47:59,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:47:59,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:48:15,101 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,101 INFO L857 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,101 INFO L857 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,101 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,101 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2021-08-25 22:48:15,102 INFO L857 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,103 INFO L857 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2021-08-25 22:48:15,104 INFO L857 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2021-08-25 22:48:15,105 INFO L857 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,106 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,107 INFO L857 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L114(line 114) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,108 INFO L857 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,109 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L117(line 117) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,110 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L120(line 120) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,111 INFO L857 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,112 INFO L857 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,113 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L126(line 126) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,114 INFO L857 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L129(line 129) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,115 INFO L857 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,116 INFO L857 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,116 INFO L857 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,116 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,116 INFO L857 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,116 INFO L857 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,117 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,117 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-25 22:48:15,117 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 195) no Hoare annotation was computed. [2021-08-25 22:48:15,117 INFO L857 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,117 INFO L857 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2021-08-25 22:48:15,117 INFO L857 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2021-08-25 22:48:15,117 INFO L857 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,118 INFO L857 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L135(line 135) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,119 INFO L857 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2021-08-25 22:48:15,120 INFO L857 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L138(line 138) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,121 INFO L857 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L141(line 141) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2021-08-25 22:48:15,122 INFO L857 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,123 INFO L857 garLoopResultBuilder]: For program point L144(line 144) no Hoare annotation was computed. [2021-08-25 22:48:15,124 INFO L857 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,124 INFO L857 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,124 INFO L857 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,124 INFO L857 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,124 INFO L857 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,125 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2021-08-25 22:48:15,126 INFO L857 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2021-08-25 22:48:15,127 INFO L857 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,128 INFO L857 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L153(line 153) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,129 INFO L857 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L156(line 156) no Hoare annotation was computed. [2021-08-25 22:48:15,130 INFO L857 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L159(line 159) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2021-08-25 22:48:15,131 INFO L857 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,132 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L162(line 162) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,133 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L165(line 165) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,134 INFO L857 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2021-08-25 22:48:15,135 INFO L857 garLoopResultBuilder]: For program point L168(line 168) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L36(line 36) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,136 INFO L857 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L171(line 171) no Hoare annotation was computed. [2021-08-25 22:48:15,137 INFO L857 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,138 INFO L857 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L42(line 42) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,139 INFO L857 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L177(line 177) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L45(line 45) no Hoare annotation was computed. [2021-08-25 22:48:15,140 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,141 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L180(line 180) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L48(line 48) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2021-08-25 22:48:15,142 INFO L857 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L51(line 51) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,143 INFO L857 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,144 INFO L857 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L186(line 186) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,145 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2021-08-25 22:48:15,146 INFO L857 garLoopResultBuilder]: For program point L57(line 57) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,147 INFO L857 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L60(line 60) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,148 INFO L857 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,149 INFO L857 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,150 INFO L857 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2021-08-25 22:48:15,151 INFO L857 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,152 INFO L857 garLoopResultBuilder]: For program point L66(line 66) no Hoare annotation was computed. [2021-08-25 22:48:15,152 INFO L857 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,152 INFO L857 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,152 INFO L857 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,152 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,152 INFO L857 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2021-08-25 22:48:15,152 INFO L857 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2021-08-25 22:48:15,153 INFO L853 garLoopResultBuilder]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse16 (+ ~a14~0 114))) (let ((.cse3 (= ~a24~0 1)) (.cse7 (< 0 .cse16))) (let ((.cse10 (and .cse3 .cse7))) (let ((.cse8 (= ~a24~0 2)) (.cse2 (<= ~a26~0 215)) (.cse6 (exists ((v_~a26~0_1226 Int)) (and (<= ~a26~0 (+ 470080 (div (* v_~a26~0_1226 50) 9))) (<= v_~a26~0_1226 217) (< 124 v_~a26~0_1226)))) (.cse13 (<= 218 ~a26~0)) (.cse0 (= ~a24~0 3)) (.cse11 (<= (+ ~a14~0 182) 0)) (.cse4 (<= 301 ~a28~0)) (.cse14 (<= ~a28~0 599997)) (.cse12 (<= .cse16 0)) (.cse15 (<= ~a28~0 134)) (.cse9 (<= (+ ~a14~0 84) 0)) (.cse1 (<= ~a21~0 124)) (.cse5 (or (and (<= 199 ~a26~0) .cse3) .cse10))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse2) (and .cse1 (<= ~a28~0 298) .cse5) (and .cse1 .cse6 .cse7 .cse8 .cse9) (and .cse2 (or (and (< 124 ~a26~0) .cse3) .cse10)) (and .cse1 .cse11 .cse8) (and .cse3 (<= (+ ~a26~0 68) 0)) (and .cse1 .cse8 .cse12 .cse13) (and .cse3 .cse11) (and .cse1 .cse8 .cse14) (and .cse3 (<= (+ 599725 ~a28~0) 0)) (and .cse1 (<= 0 (+ ~a14~0 79)) .cse8 .cse2) (and .cse1 .cse8 .cse12 .cse2) (and .cse0 .cse1 .cse6 .cse9 .cse13 .cse14) (and .cse0 .cse1 .cse11 .cse13 .cse14) (and .cse0 .cse1 .cse12 .cse15 (or .cse11 (< 217 ~a26~0) (<= 38 ~a28~0) (not (= 2 ULTIMATE.start_calculate_output_~input)))) (and .cse1 (<= ~a26~0 536167) .cse5 .cse14) (and .cse0 .cse1 .cse11 .cse4 .cse14) (and .cse3 .cse12 .cse15) (and .cse9 .cse5) (and .cse1 (<= ~a26~0 217) .cse5)))))) [2021-08-25 22:48:15,153 INFO L857 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,153 INFO L857 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,153 INFO L857 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,153 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,153 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,153 INFO L857 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,154 INFO L857 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2021-08-25 22:48:15,154 INFO L857 garLoopResultBuilder]: For program point L69(line 69) no Hoare annotation was computed. [2021-08-25 22:48:15,154 INFO L857 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,154 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,154 INFO L853 garLoopResultBuilder]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse16 (+ ~a14~0 114))) (let ((.cse3 (= ~a24~0 1)) (.cse7 (< 0 .cse16))) (let ((.cse10 (and .cse3 .cse7))) (let ((.cse8 (= ~a24~0 2)) (.cse2 (<= ~a26~0 215)) (.cse6 (exists ((v_~a26~0_1226 Int)) (and (<= ~a26~0 (+ 470080 (div (* v_~a26~0_1226 50) 9))) (<= v_~a26~0_1226 217) (< 124 v_~a26~0_1226)))) (.cse13 (<= 218 ~a26~0)) (.cse0 (= ~a24~0 3)) (.cse11 (<= (+ ~a14~0 182) 0)) (.cse4 (<= 301 ~a28~0)) (.cse14 (<= ~a28~0 599997)) (.cse12 (<= .cse16 0)) (.cse15 (<= ~a28~0 134)) (.cse9 (<= (+ ~a14~0 84) 0)) (.cse1 (<= ~a21~0 124)) (.cse5 (or (and (<= 199 ~a26~0) .cse3) .cse10))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse2) (and .cse1 (<= ~a28~0 298) .cse5) (and .cse1 .cse6 .cse7 .cse8 .cse9) (and .cse2 (or (and (< 124 ~a26~0) .cse3) .cse10)) (and .cse1 .cse11 .cse8) (and .cse3 (<= (+ ~a26~0 68) 0)) (and .cse1 .cse8 .cse12 .cse13) (and .cse3 .cse11) (and .cse1 .cse8 .cse14) (and .cse3 (<= (+ 599725 ~a28~0) 0)) (and .cse1 (<= 0 (+ ~a14~0 79)) .cse8 .cse2) (and .cse1 .cse8 .cse12 .cse2) (and .cse0 .cse1 .cse6 .cse9 .cse13 .cse14) (and .cse0 .cse1 .cse11 .cse13 .cse14) (and .cse0 .cse1 .cse12 .cse15 (or .cse11 (< 217 ~a26~0) (<= 38 ~a28~0) (not (= 2 ULTIMATE.start_calculate_output_~input)))) (and .cse1 (<= ~a26~0 536167) .cse5 .cse14) (and .cse0 .cse1 .cse11 .cse4 .cse14) (and .cse3 .cse12 .cse15) (and .cse9 .cse5) (and .cse1 (<= ~a26~0 217) .cse5)))))) [2021-08-25 22:48:15,154 INFO L857 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,154 INFO L857 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,154 INFO L857 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L204(line 204) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,155 INFO L857 garLoopResultBuilder]: For program point L72(line 72) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L860 garLoopResultBuilder]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L207(line 207) no Hoare annotation was computed. [2021-08-25 22:48:15,156 INFO L857 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,157 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L210(line 210) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,158 INFO L857 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2021-08-25 22:48:15,159 INFO L857 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,159 INFO L857 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,159 INFO L853 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse16 (+ ~a14~0 114))) (let ((.cse3 (= ~a24~0 1)) (.cse7 (< 0 .cse16))) (let ((.cse10 (and .cse3 .cse7))) (let ((.cse8 (= ~a24~0 2)) (.cse2 (<= ~a26~0 215)) (.cse6 (exists ((v_~a26~0_1226 Int)) (and (<= ~a26~0 (+ 470080 (div (* v_~a26~0_1226 50) 9))) (<= v_~a26~0_1226 217) (< 124 v_~a26~0_1226)))) (.cse13 (<= 218 ~a26~0)) (.cse0 (= ~a24~0 3)) (.cse11 (<= (+ ~a14~0 182) 0)) (.cse4 (<= 301 ~a28~0)) (.cse14 (<= ~a28~0 599997)) (.cse12 (<= .cse16 0)) (.cse15 (<= ~a28~0 134)) (.cse9 (<= (+ ~a14~0 84) 0)) (.cse1 (<= ~a21~0 124)) (.cse5 (or (and (<= 199 ~a26~0) .cse3) .cse10))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse2) (and .cse1 (<= ~a28~0 298) .cse5) (and .cse1 .cse6 .cse7 .cse8 .cse9) (and .cse2 (or (and (< 124 ~a26~0) .cse3) .cse10)) (and .cse1 .cse11 .cse8) (and .cse3 (<= (+ ~a26~0 68) 0)) (and .cse1 .cse8 .cse12 .cse13) (and .cse3 .cse11) (and .cse1 .cse8 .cse14) (and .cse3 (<= (+ 599725 ~a28~0) 0)) (and .cse1 (<= 0 (+ ~a14~0 79)) .cse8 .cse2) (and .cse1 .cse8 .cse12 .cse2) (and .cse0 .cse1 .cse6 .cse9 .cse13 .cse14) (and .cse0 .cse1 .cse11 .cse13 .cse14) (and .cse0 .cse1 .cse12 .cse15 (or .cse11 (< 217 ~a26~0) (<= 38 ~a28~0) (not (= 2 ULTIMATE.start_calculate_output_~input)))) (and .cse1 (<= ~a26~0 536167) .cse5 .cse14) (and .cse0 .cse1 .cse11 .cse4 .cse14) (and .cse3 .cse12 .cse15) (and .cse9 .cse5) (and .cse1 (<= ~a26~0 217) .cse5)))))) [2021-08-25 22:48:15,159 INFO L857 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,159 INFO L857 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,159 INFO L857 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,159 INFO L857 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L213(line 213) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,160 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,161 INFO L857 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2021-08-25 22:48:15,162 INFO L857 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,163 INFO L857 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,164 INFO L857 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,165 INFO L857 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2021-08-25 22:48:15,166 INFO L857 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,167 INFO L857 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2021-08-25 22:48:15,168 INFO L857 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,169 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,170 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2021-08-25 22:48:15,170 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2021-08-25 22:48:15,173 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-25 22:48:15,178 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,179 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,180 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,187 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,188 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,192 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,193 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,194 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,194 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,194 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,194 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,195 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,195 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,209 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,209 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,209 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,210 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.08 10:48:15 BoogieIcfgContainer [2021-08-25 22:48:15,211 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-25 22:48:15,211 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-25 22:48:15,212 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-25 22:48:15,212 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-25 22:48:15,212 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:45:49" (3/4) ... [2021-08-25 22:48:15,214 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-25 22:48:15,235 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-08-25 22:48:15,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-25 22:48:15,239 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-25 22:48:15,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-25 22:48:15,257 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 215) || (((a21 <= 124 && a24 == 1) && 301 <= a28) && a26 <= 215)) || ((a21 <= 124 && a28 <= 298) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0)) || (a26 <= 215 && ((124 < a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a14 + 182 <= 0) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && 218 <= a26)) || (a24 == 1 && a14 + 182 <= 0)) || ((a21 <= 124 && a24 == 2) && a28 <= 599997)) || (a24 == 1 && 599725 + a28 <= 0)) || (((a21 <= 124 && 0 <= a14 + 79) && a24 == 2) && a26 <= 215)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && a26 <= 215)) || (((((a24 == 3 && a21 <= 124) && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && a14 + 84 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134) && (((a14 + 182 <= 0 || 217 < a26) || 38 <= a28) || !(2 == input)))) || (((a21 <= 124 && a26 <= 536167) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 301 <= a28) && a28 <= 599997)) || ((a24 == 1 && a14 + 114 <= 0) && a28 <= 134)) || (a14 + 84 <= 0 && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a26 <= 217) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) [2021-08-25 22:48:15,259 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 215) || (((a21 <= 124 && a24 == 1) && 301 <= a28) && a26 <= 215)) || ((a21 <= 124 && a28 <= 298) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0)) || (a26 <= 215 && ((124 < a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a14 + 182 <= 0) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && 218 <= a26)) || (a24 == 1 && a14 + 182 <= 0)) || ((a21 <= 124 && a24 == 2) && a28 <= 599997)) || (a24 == 1 && 599725 + a28 <= 0)) || (((a21 <= 124 && 0 <= a14 + 79) && a24 == 2) && a26 <= 215)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && a26 <= 215)) || (((((a24 == 3 && a21 <= 124) && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && a14 + 84 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134) && (((a14 + 182 <= 0 || 217 < a26) || 38 <= a28) || !(2 == input)))) || (((a21 <= 124 && a26 <= 536167) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 301 <= a28) && a28 <= 599997)) || ((a24 == 1 && a14 + 114 <= 0) && a28 <= 134)) || (a14 + 84 <= 0 && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a26 <= 217) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) [2021-08-25 22:48:15,265 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 215) || (((a21 <= 124 && a24 == 1) && 301 <= a28) && a26 <= 215)) || ((a21 <= 124 && a28 <= 298) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0)) || (a26 <= 215 && ((124 < a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a14 + 182 <= 0) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && 218 <= a26)) || (a24 == 1 && a14 + 182 <= 0)) || ((a21 <= 124 && a24 == 2) && a28 <= 599997)) || (a24 == 1 && 599725 + a28 <= 0)) || (((a21 <= 124 && 0 <= a14 + 79) && a24 == 2) && a26 <= 215)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && a26 <= 215)) || (((((a24 == 3 && a21 <= 124) && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && a14 + 84 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134) && (((a14 + 182 <= 0 || 217 < a26) || 38 <= a28) || !(2 == input)))) || (((a21 <= 124 && a26 <= 536167) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 301 <= a28) && a28 <= 599997)) || ((a24 == 1 && a14 + 114 <= 0) && a28 <= 134)) || (a14 + 84 <= 0 && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a26 <= 217) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) [2021-08-25 22:48:15,383 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-25 22:48:15,383 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-25 22:48:15,384 INFO L168 Benchmark]: Toolchain (without parser) took 150580.83 ms. Allocated memory was 81.8 MB in the beginning and 10.7 GB in the end (delta: 10.6 GB). Free memory was 49.5 MB in the beginning and 5.7 GB in the end (delta: -5.6 GB). Peak memory consumption was 5.0 GB. Max. memory is 16.1 GB. [2021-08-25 22:48:15,384 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 33.1 MB in the beginning and 33.1 MB in the end (delta: 71.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-25 22:48:15,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1081.71 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 49.3 MB in the beginning and 55.2 MB in the end (delta: -5.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2021-08-25 22:48:15,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 314.39 ms. Allocated memory was 111.1 MB in the beginning and 192.9 MB in the end (delta: 81.8 MB). Free memory was 55.2 MB in the beginning and 117.3 MB in the end (delta: -62.1 MB). Peak memory consumption was 44.4 MB. Max. memory is 16.1 GB. [2021-08-25 22:48:15,386 INFO L168 Benchmark]: Boogie Preprocessor took 353.51 ms. Allocated memory is still 192.9 MB. Free memory was 117.3 MB in the beginning and 105.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-08-25 22:48:15,386 INFO L168 Benchmark]: RCFGBuilder took 3175.44 ms. Allocated memory was 192.9 MB in the beginning and 364.9 MB in the end (delta: 172.0 MB). Free memory was 105.2 MB in the beginning and 116.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 164.2 MB. Max. memory is 16.1 GB. [2021-08-25 22:48:15,386 INFO L168 Benchmark]: TraceAbstraction took 145478.86 ms. Allocated memory was 364.9 MB in the beginning and 10.7 GB in the end (delta: 10.3 GB). Free memory was 116.0 MB in the beginning and 5.8 GB in the end (delta: -5.6 GB). Peak memory consumption was 4.8 GB. Max. memory is 16.1 GB. [2021-08-25 22:48:15,387 INFO L168 Benchmark]: Witness Printer took 171.45 ms. Allocated memory is still 10.7 GB. Free memory was 5.8 GB in the beginning and 5.7 GB in the end (delta: 65.7 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. [2021-08-25 22:48:15,388 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 33.1 MB in the beginning and 33.1 MB in the end (delta: 71.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1081.71 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 49.3 MB in the beginning and 55.2 MB in the end (delta: -5.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 314.39 ms. Allocated memory was 111.1 MB in the beginning and 192.9 MB in the end (delta: 81.8 MB). Free memory was 55.2 MB in the beginning and 117.3 MB in the end (delta: -62.1 MB). Peak memory consumption was 44.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 353.51 ms. Allocated memory is still 192.9 MB. Free memory was 117.3 MB in the beginning and 105.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3175.44 ms. Allocated memory was 192.9 MB in the beginning and 364.9 MB in the end (delta: 172.0 MB). Free memory was 105.2 MB in the beginning and 116.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 164.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 145478.86 ms. Allocated memory was 364.9 MB in the beginning and 10.7 GB in the end (delta: 10.3 GB). Free memory was 116.0 MB in the beginning and 5.8 GB in the end (delta: -5.6 GB). Peak memory consumption was 4.8 GB. Max. memory is 16.1 GB. * Witness Printer took 171.45 ms. Allocated memory is still 10.7 GB. Free memory was 5.8 GB in the beginning and 5.7 GB in the end (delta: 65.7 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 195]: 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, 590 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 145403.4ms, OverallIterations: 27, TraceHistogramMax: 7, EmptinessCheckTime: 836.3ms, AutomataDifference: 87076.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 19503.5ms, InitialAbstractionConstructionTime: 46.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 10479 SDtfs, 16090 SDslu, 2020 SDs, 0 SdLazy, 50860 SolverSat, 8850 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 61909.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3122 GetRequests, 3064 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 321.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=72824occurred in iteration=23, InterpolantAutomatonStates: 100, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 10306.4ms AutomataMinimizationTime, 27 MinimizatonAttempts, 124301 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 756 NumberOfFragments, 1156 HoareAnnotationTreeSize, 4 FomulaSimplifications, 1306065 FormulaSimplificationTreeSizeReduction, 6234.1ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 328446 FormulaSimplificationTreeSizeReductionInter, 13253.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 599.0ms SsaConstructionTime, 2012.8ms SatisfiabilityAnalysisTime, 22170.9ms InterpolantComputationTime, 20537 NumberOfCodeBlocks, 20537 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 20507 ConstructedInterpolants, 397 QuantifiedInterpolants, 52908 SizeOfPredicates, 5 NumberOfNonLiveVariables, 3617 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 30 InterpolantComputations, 25 PerfectInterpolantSequences, 24964/26631 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: 34]: Loop Invariant [2021-08-25 22:48:15,399 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,399 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,399 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,400 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,400 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,400 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,404 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,404 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,404 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,405 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,405 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,405 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 215) || (((a21 <= 124 && a24 == 1) && 301 <= a28) && a26 <= 215)) || ((a21 <= 124 && a28 <= 298) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0)) || (a26 <= 215 && ((124 < a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a14 + 182 <= 0) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && 218 <= a26)) || (a24 == 1 && a14 + 182 <= 0)) || ((a21 <= 124 && a24 == 2) && a28 <= 599997)) || (a24 == 1 && 599725 + a28 <= 0)) || (((a21 <= 124 && 0 <= a14 + 79) && a24 == 2) && a26 <= 215)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && a26 <= 215)) || (((((a24 == 3 && a21 <= 124) && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && a14 + 84 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134) && (((a14 + 182 <= 0 || 217 < a26) || 38 <= a28) || !(2 == input)))) || (((a21 <= 124 && a26 <= 536167) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 301 <= a28) && a28 <= 599997)) || ((a24 == 1 && a14 + 114 <= 0) && a28 <= 134)) || (a14 + 84 <= 0 && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a26 <= 217) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) - InvariantResult [Line: 1656]: Loop Invariant [2021-08-25 22:48:15,406 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,406 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,406 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,406 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,407 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,407 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 215) || (((a21 <= 124 && a24 == 1) && 301 <= a28) && a26 <= 215)) || ((a21 <= 124 && a28 <= 298) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0)) || (a26 <= 215 && ((124 < a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a14 + 182 <= 0) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && 218 <= a26)) || (a24 == 1 && a14 + 182 <= 0)) || ((a21 <= 124 && a24 == 2) && a28 <= 599997)) || (a24 == 1 && 599725 + a28 <= 0)) || (((a21 <= 124 && 0 <= a14 + 79) && a24 == 2) && a26 <= 215)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && a26 <= 215)) || (((((a24 == 3 && a21 <= 124) && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && a14 + 84 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134) && (((a14 + 182 <= 0 || 217 < a26) || 38 <= a28) || !(2 == input)))) || (((a21 <= 124 && a26 <= 536167) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 301 <= a28) && a28 <= 599997)) || ((a24 == 1 && a14 + 114 <= 0) && a28 <= 134)) || (a14 + 84 <= 0 && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a26 <= 217) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant [2021-08-25 22:48:15,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] [2021-08-25 22:48:15,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a26~0_1226,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((a24 == 3 && a21 <= 124) && a26 <= 215) || (((a21 <= 124 && a24 == 1) && 301 <= a28) && a26 <= 215)) || ((a21 <= 124 && a28 <= 298) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((((a21 <= 124 && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && 0 < a14 + 114) && a24 == 2) && a14 + 84 <= 0)) || (a26 <= 215 && ((124 < a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a14 + 182 <= 0) && a24 == 2)) || (a24 == 1 && a26 + 68 <= 0)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && 218 <= a26)) || (a24 == 1 && a14 + 182 <= 0)) || ((a21 <= 124 && a24 == 2) && a28 <= 599997)) || (a24 == 1 && 599725 + a28 <= 0)) || (((a21 <= 124 && 0 <= a14 + 79) && a24 == 2) && a26 <= 215)) || (((a21 <= 124 && a24 == 2) && a14 + 114 <= 0) && a26 <= 215)) || (((((a24 == 3 && a21 <= 124) && (\exists v_~a26~0_1226 : int :: (a26 <= 470080 + v_~a26~0_1226 * 50 / 9 && v_~a26~0_1226 <= 217) && 124 < v_~a26~0_1226)) && a14 + 84 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 218 <= a26) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 114 <= 0) && a28 <= 134) && (((a14 + 182 <= 0 || 217 < a26) || 38 <= a28) || !(2 == input)))) || (((a21 <= 124 && a26 <= 536167) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) && a28 <= 599997)) || ((((a24 == 3 && a21 <= 124) && a14 + 182 <= 0) && 301 <= a28) && a28 <= 599997)) || ((a24 == 1 && a14 + 114 <= 0) && a28 <= 134)) || (a14 + 84 <= 0 && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114)))) || ((a21 <= 124 && a26 <= 217) && ((199 <= a26 && a24 == 1) || (a24 == 1 && 0 < a14 + 114))) RESULT: Ultimate proved your program to be correct! [2021-08-25 22:48:15,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...