./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label33.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 acb3e16fe53f4a208d3ae7e3a230034bd463d6ae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 20:29:53,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 20:29:53,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 20:29:53,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 20:29:53,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 20:29:53,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 20:29:53,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 20:29:53,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 20:29:53,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 20:29:53,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 20:29:53,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 20:29:53,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 20:29:53,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 20:29:53,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 20:29:53,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 20:29:53,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 20:29:53,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 20:29:53,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 20:29:53,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 20:29:53,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 20:29:53,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 20:29:53,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 20:29:53,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 20:29:53,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 20:29:53,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 20:29:53,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 20:29:53,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 20:29:53,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 20:29:53,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 20:29:53,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 20:29:53,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 20:29:53,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 20:29:53,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 20:29:53,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 20:29:53,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 20:29:53,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 20:29:53,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 20:29:53,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 20:29:53,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 20:29:53,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 20:29:53,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 20:29:53,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 20:29:53,840 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 20:29:53,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 20:29:53,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 20:29:53,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 20:29:53,843 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 20:29:53,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 20:29:53,844 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 20:29:53,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 20:29:53,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 20:29:53,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 20:29:53,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 20:29:53,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 20:29:53,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 20:29:53,846 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 20:29:53,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 20:29:53,847 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 20:29:53,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 20:29:53,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 20:29:53,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 20:29:53,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 20:29:53,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 20:29:53,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:29:53,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 20:29:53,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 20:29:53,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 20:29:53,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 20:29:53,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 20:29:53,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 20:29:53,850 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 20:29:53,851 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acb3e16fe53f4a208d3ae7e3a230034bd463d6ae [2020-10-25 20:29:54,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 20:29:54,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 20:29:54,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 20:29:54,332 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 20:29:54,333 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 20:29:54,335 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2020-10-25 20:29:54,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977608cac/13ae45963cba4642b80ab51b49f83a2a/FLAG6dc9c7764 [2020-10-25 20:29:55,356 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 20:29:55,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2020-10-25 20:29:55,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977608cac/13ae45963cba4642b80ab51b49f83a2a/FLAG6dc9c7764 [2020-10-25 20:29:55,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977608cac/13ae45963cba4642b80ab51b49f83a2a [2020-10-25 20:29:55,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 20:29:55,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 20:29:55,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 20:29:55,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 20:29:55,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 20:29:55,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:29:55" (1/1) ... [2020-10-25 20:29:55,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@545f97e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:55, skipping insertion in model container [2020-10-25 20:29:55,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:29:55" (1/1) ... [2020-10-25 20:29:55,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 20:29:55,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 20:29:56,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:29:56,196 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 20:29:56,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:29:56,456 INFO L208 MainTranslator]: Completed translation [2020-10-25 20:29:56,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56 WrapperNode [2020-10-25 20:29:56,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 20:29:56,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 20:29:56,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 20:29:56,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 20:29:56,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 20:29:56,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 20:29:56,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 20:29:56,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 20:29:56,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... [2020-10-25 20:29:56,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 20:29:56,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 20:29:56,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 20:29:56,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 20:29:56,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:29:57,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 20:29:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 20:29:57,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 20:29:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 20:29:59,676 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 20:29:59,676 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-25 20:29:59,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:29:59 BoogieIcfgContainer [2020-10-25 20:29:59,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 20:29:59,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 20:29:59,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 20:29:59,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 20:29:59,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:29:55" (1/3) ... [2020-10-25 20:29:59,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd6069f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:29:59, skipping insertion in model container [2020-10-25 20:29:59,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:29:56" (2/3) ... [2020-10-25 20:29:59,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dd6069f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:29:59, skipping insertion in model container [2020-10-25 20:29:59,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:29:59" (3/3) ... [2020-10-25 20:29:59,688 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label33.c [2020-10-25 20:29:59,701 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 20:29:59,708 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 20:29:59,722 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 20:29:59,754 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 20:29:59,755 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 20:29:59,755 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 20:29:59,755 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 20:29:59,755 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 20:29:59,755 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 20:29:59,755 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 20:29:59,755 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 20:29:59,779 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-10-25 20:29:59,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-25 20:29:59,787 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:29:59,788 INFO L422 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] [2020-10-25 20:29:59,788 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:29:59,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:29:59,796 INFO L82 PathProgramCache]: Analyzing trace with hash -716875070, now seen corresponding path program 1 times [2020-10-25 20:29:59,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:29:59,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541995041] [2020-10-25 20:29:59,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:29:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:30:00,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541995041] [2020-10-25 20:30:00,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:00,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:30:00,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713759151] [2020-10-25 20:30:00,108 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:00,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:00,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:00,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:00,128 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-10-25 20:30:02,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:02,457 INFO L93 Difference]: Finished difference Result 777 states and 1364 transitions. [2020-10-25 20:30:02,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:02,459 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-10-25 20:30:02,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:02,503 INFO L225 Difference]: With dead ends: 777 [2020-10-25 20:30:02,504 INFO L226 Difference]: Without dead ends: 413 [2020-10-25 20:30:02,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:02,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-10-25 20:30:02,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2020-10-25 20:30:02,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-10-25 20:30:02,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2020-10-25 20:30:02,619 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 28 [2020-10-25 20:30:02,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:02,619 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2020-10-25 20:30:02,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2020-10-25 20:30:02,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-25 20:30:02,628 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:02,629 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:02,630 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 20:30:02,630 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:02,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:02,633 INFO L82 PathProgramCache]: Analyzing trace with hash 2075600314, now seen corresponding path program 1 times [2020-10-25 20:30:02,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:02,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103619039] [2020-10-25 20:30:02,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:30:02,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103619039] [2020-10-25 20:30:02,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:02,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:30:02,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401094013] [2020-10-25 20:30:02,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:02,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:02,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:02,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:02,946 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand 3 states. [2020-10-25 20:30:04,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:04,423 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2020-10-25 20:30:04,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:04,425 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2020-10-25 20:30:04,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:04,430 INFO L225 Difference]: With dead ends: 1209 [2020-10-25 20:30:04,430 INFO L226 Difference]: Without dead ends: 800 [2020-10-25 20:30:04,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:04,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-10-25 20:30:04,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2020-10-25 20:30:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-10-25 20:30:04,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2020-10-25 20:30:04,531 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 96 [2020-10-25 20:30:04,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:04,532 INFO L481 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2020-10-25 20:30:04,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:04,532 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2020-10-25 20:30:04,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-10-25 20:30:04,537 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:04,537 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:04,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 20:30:04,540 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:04,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:04,542 INFO L82 PathProgramCache]: Analyzing trace with hash -405439723, now seen corresponding path program 1 times [2020-10-25 20:30:04,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:04,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173947778] [2020-10-25 20:30:04,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:30:04,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173947778] [2020-10-25 20:30:04,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:04,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:30:04,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490926670] [2020-10-25 20:30:04,758 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:04,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:04,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:04,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:04,776 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand 3 states. [2020-10-25 20:30:06,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:06,102 INFO L93 Difference]: Finished difference Result 1941 states and 2628 transitions. [2020-10-25 20:30:06,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:06,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-10-25 20:30:06,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:06,111 INFO L225 Difference]: With dead ends: 1941 [2020-10-25 20:30:06,111 INFO L226 Difference]: Without dead ends: 1156 [2020-10-25 20:30:06,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:06,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-10-25 20:30:06,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2020-10-25 20:30:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-10-25 20:30:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2020-10-25 20:30:06,142 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 98 [2020-10-25 20:30:06,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:06,142 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2020-10-25 20:30:06,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:06,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2020-10-25 20:30:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-25 20:30:06,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:06,146 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:06,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 20:30:06,146 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:06,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:06,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1129972738, now seen corresponding path program 1 times [2020-10-25 20:30:06,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:06,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569559109] [2020-10-25 20:30:06,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:06,378 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-25 20:30:06,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569559109] [2020-10-25 20:30:06,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:06,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:30:06,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454597633] [2020-10-25 20:30:06,382 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:06,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:06,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:06,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:06,387 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand 3 states. [2020-10-25 20:30:07,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:07,793 INFO L93 Difference]: Finished difference Result 3056 states and 3914 transitions. [2020-10-25 20:30:07,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:07,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2020-10-25 20:30:07,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:07,808 INFO L225 Difference]: With dead ends: 3056 [2020-10-25 20:30:07,809 INFO L226 Difference]: Without dead ends: 1902 [2020-10-25 20:30:07,811 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:07,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1902 states. [2020-10-25 20:30:07,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1902 to 1901. [2020-10-25 20:30:07,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1901 states. [2020-10-25 20:30:07,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1901 states and 2318 transitions. [2020-10-25 20:30:07,859 INFO L78 Accepts]: Start accepts. Automaton has 1901 states and 2318 transitions. Word has length 140 [2020-10-25 20:30:07,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:07,861 INFO L481 AbstractCegarLoop]: Abstraction has 1901 states and 2318 transitions. [2020-10-25 20:30:07,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2318 transitions. [2020-10-25 20:30:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-25 20:30:07,870 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:07,871 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:07,871 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 20:30:07,871 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:07,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:07,872 INFO L82 PathProgramCache]: Analyzing trace with hash -614955623, now seen corresponding path program 1 times [2020-10-25 20:30:07,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:07,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20473152] [2020-10-25 20:30:07,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:30:08,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20473152] [2020-10-25 20:30:08,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:08,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:08,035 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22621098] [2020-10-25 20:30:08,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:08,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:08,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:08,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:08,037 INFO L87 Difference]: Start difference. First operand 1901 states and 2318 transitions. Second operand 3 states. [2020-10-25 20:30:09,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:09,382 INFO L93 Difference]: Finished difference Result 4382 states and 5509 transitions. [2020-10-25 20:30:09,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:09,383 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2020-10-25 20:30:09,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:09,397 INFO L225 Difference]: With dead ends: 4382 [2020-10-25 20:30:09,397 INFO L226 Difference]: Without dead ends: 2667 [2020-10-25 20:30:09,401 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:09,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2020-10-25 20:30:09,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2664. [2020-10-25 20:30:09,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2664 states. [2020-10-25 20:30:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3289 transitions. [2020-10-25 20:30:09,465 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3289 transitions. Word has length 155 [2020-10-25 20:30:09,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:09,466 INFO L481 AbstractCegarLoop]: Abstraction has 2664 states and 3289 transitions. [2020-10-25 20:30:09,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:09,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3289 transitions. [2020-10-25 20:30:09,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-25 20:30:09,470 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:09,471 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:30:09,471 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 20:30:09,471 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:09,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:09,472 INFO L82 PathProgramCache]: Analyzing trace with hash -2127601839, now seen corresponding path program 1 times [2020-10-25 20:30:09,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:09,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103963174] [2020-10-25 20:30:09,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-25 20:30:09,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103963174] [2020-10-25 20:30:09,706 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:09,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:09,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062706236] [2020-10-25 20:30:09,707 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:09,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:09,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:09,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:09,709 INFO L87 Difference]: Start difference. First operand 2664 states and 3289 transitions. Second operand 3 states. [2020-10-25 20:30:11,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:11,268 INFO L93 Difference]: Finished difference Result 6261 states and 7859 transitions. [2020-10-25 20:30:11,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:11,269 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2020-10-25 20:30:11,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:11,290 INFO L225 Difference]: With dead ends: 6261 [2020-10-25 20:30:11,290 INFO L226 Difference]: Without dead ends: 3783 [2020-10-25 20:30:11,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:11,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3783 states. [2020-10-25 20:30:11,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3783 to 3585. [2020-10-25 20:30:11,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3585 states. [2020-10-25 20:30:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3585 states and 4348 transitions. [2020-10-25 20:30:11,370 INFO L78 Accepts]: Start accepts. Automaton has 3585 states and 4348 transitions. Word has length 210 [2020-10-25 20:30:11,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:11,371 INFO L481 AbstractCegarLoop]: Abstraction has 3585 states and 4348 transitions. [2020-10-25 20:30:11,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:11,372 INFO L276 IsEmpty]: Start isEmpty. Operand 3585 states and 4348 transitions. [2020-10-25 20:30:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-10-25 20:30:11,375 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:11,376 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:30:11,376 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-25 20:30:11,376 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:11,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:11,377 INFO L82 PathProgramCache]: Analyzing trace with hash 602999394, now seen corresponding path program 1 times [2020-10-25 20:30:11,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:11,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781447334] [2020-10-25 20:30:11,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-25 20:30:11,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781447334] [2020-10-25 20:30:11,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:11,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:11,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723089725] [2020-10-25 20:30:11,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:11,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:11,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:11,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:11,545 INFO L87 Difference]: Start difference. First operand 3585 states and 4348 transitions. Second operand 3 states. [2020-10-25 20:30:13,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:13,115 INFO L93 Difference]: Finished difference Result 8825 states and 10868 transitions. [2020-10-25 20:30:13,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:13,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2020-10-25 20:30:13,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:13,142 INFO L225 Difference]: With dead ends: 8825 [2020-10-25 20:30:13,142 INFO L226 Difference]: Without dead ends: 5242 [2020-10-25 20:30:13,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:13,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2020-10-25 20:30:13,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 5242. [2020-10-25 20:30:13,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5242 states. [2020-10-25 20:30:13,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5242 states to 5242 states and 6365 transitions. [2020-10-25 20:30:13,260 INFO L78 Accepts]: Start accepts. Automaton has 5242 states and 6365 transitions. Word has length 216 [2020-10-25 20:30:13,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:13,261 INFO L481 AbstractCegarLoop]: Abstraction has 5242 states and 6365 transitions. [2020-10-25 20:30:13,261 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:13,261 INFO L276 IsEmpty]: Start isEmpty. Operand 5242 states and 6365 transitions. [2020-10-25 20:30:13,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-10-25 20:30:13,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:13,267 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:30:13,267 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 20:30:13,267 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:13,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:13,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1733835509, now seen corresponding path program 1 times [2020-10-25 20:30:13,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:13,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839815688] [2020-10-25 20:30:13,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:13,605 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:30:13,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839815688] [2020-10-25 20:30:13,606 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:13,606 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:30:13,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352025003] [2020-10-25 20:30:13,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-25 20:30:13,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:13,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-25 20:30:13,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:30:13,608 INFO L87 Difference]: Start difference. First operand 5242 states and 6365 transitions. Second operand 5 states. [2020-10-25 20:30:16,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:16,935 INFO L93 Difference]: Finished difference Result 16408 states and 20407 transitions. [2020-10-25 20:30:16,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:30:16,936 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 247 [2020-10-25 20:30:16,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:17,001 INFO L225 Difference]: With dead ends: 16408 [2020-10-25 20:30:17,002 INFO L226 Difference]: Without dead ends: 11168 [2020-10-25 20:30:17,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:30:17,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11168 states. [2020-10-25 20:30:17,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11168 to 10962. [2020-10-25 20:30:17,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10962 states. [2020-10-25 20:30:17,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10962 states to 10962 states and 13214 transitions. [2020-10-25 20:30:17,275 INFO L78 Accepts]: Start accepts. Automaton has 10962 states and 13214 transitions. Word has length 247 [2020-10-25 20:30:17,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:17,276 INFO L481 AbstractCegarLoop]: Abstraction has 10962 states and 13214 transitions. [2020-10-25 20:30:17,276 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-25 20:30:17,276 INFO L276 IsEmpty]: Start isEmpty. Operand 10962 states and 13214 transitions. [2020-10-25 20:30:17,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-10-25 20:30:17,290 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:17,291 INFO L422 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:17,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 20:30:17,291 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:17,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:17,292 INFO L82 PathProgramCache]: Analyzing trace with hash -27769748, now seen corresponding path program 1 times [2020-10-25 20:30:17,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:17,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444483129] [2020-10-25 20:30:17,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:17,556 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-10-25 20:30:17,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444483129] [2020-10-25 20:30:17,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:17,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:17,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729687782] [2020-10-25 20:30:17,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:17,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:17,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:17,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:17,558 INFO L87 Difference]: Start difference. First operand 10962 states and 13214 transitions. Second operand 3 states. [2020-10-25 20:30:18,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:18,997 INFO L93 Difference]: Finished difference Result 24497 states and 29904 transitions. [2020-10-25 20:30:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:18,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 293 [2020-10-25 20:30:18,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:19,034 INFO L225 Difference]: With dead ends: 24497 [2020-10-25 20:30:19,035 INFO L226 Difference]: Without dead ends: 13905 [2020-10-25 20:30:19,049 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:19,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13905 states. [2020-10-25 20:30:19,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13905 to 10955. [2020-10-25 20:30:19,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10955 states. [2020-10-25 20:30:19,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10955 states to 10955 states and 13210 transitions. [2020-10-25 20:30:19,255 INFO L78 Accepts]: Start accepts. Automaton has 10955 states and 13210 transitions. Word has length 293 [2020-10-25 20:30:19,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:19,256 INFO L481 AbstractCegarLoop]: Abstraction has 10955 states and 13210 transitions. [2020-10-25 20:30:19,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 10955 states and 13210 transitions. [2020-10-25 20:30:19,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2020-10-25 20:30:19,268 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:19,268 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:30:19,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 20:30:19,269 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:19,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:19,269 INFO L82 PathProgramCache]: Analyzing trace with hash 991900780, now seen corresponding path program 1 times [2020-10-25 20:30:19,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:19,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654968726] [2020-10-25 20:30:19,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:30:19,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654968726] [2020-10-25 20:30:19,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:19,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:19,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68731333] [2020-10-25 20:30:19,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:19,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:19,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:19,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:19,553 INFO L87 Difference]: Start difference. First operand 10955 states and 13210 transitions. Second operand 3 states. [2020-10-25 20:30:20,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:20,960 INFO L93 Difference]: Finished difference Result 22849 states and 27886 transitions. [2020-10-25 20:30:20,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:20,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 298 [2020-10-25 20:30:20,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:20,988 INFO L225 Difference]: With dead ends: 22849 [2020-10-25 20:30:20,988 INFO L226 Difference]: Without dead ends: 12264 [2020-10-25 20:30:21,002 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:21,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12264 states. [2020-10-25 20:30:21,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12264 to 11875. [2020-10-25 20:30:21,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11875 states. [2020-10-25 20:30:21,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11875 states to 11875 states and 14142 transitions. [2020-10-25 20:30:21,297 INFO L78 Accepts]: Start accepts. Automaton has 11875 states and 14142 transitions. Word has length 298 [2020-10-25 20:30:21,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:21,297 INFO L481 AbstractCegarLoop]: Abstraction has 11875 states and 14142 transitions. [2020-10-25 20:30:21,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 11875 states and 14142 transitions. [2020-10-25 20:30:21,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-10-25 20:30:21,309 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:21,310 INFO L422 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:21,310 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 20:30:21,310 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:21,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:21,310 INFO L82 PathProgramCache]: Analyzing trace with hash -778389911, now seen corresponding path program 1 times [2020-10-25 20:30:21,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:21,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272065545] [2020-10-25 20:30:21,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-25 20:30:21,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272065545] [2020-10-25 20:30:21,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:21,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:21,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355037710] [2020-10-25 20:30:21,565 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:21,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:21,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:21,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:21,568 INFO L87 Difference]: Start difference. First operand 11875 states and 14142 transitions. Second operand 3 states. [2020-10-25 20:30:22,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:22,837 INFO L93 Difference]: Finished difference Result 22056 states and 26170 transitions. [2020-10-25 20:30:22,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:22,838 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 312 [2020-10-25 20:30:22,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:22,865 INFO L225 Difference]: With dead ends: 22056 [2020-10-25 20:30:22,865 INFO L226 Difference]: Without dead ends: 10551 [2020-10-25 20:30:22,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:22,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10551 states. [2020-10-25 20:30:23,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10551 to 8342. [2020-10-25 20:30:23,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8342 states. [2020-10-25 20:30:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8342 states to 8342 states and 9492 transitions. [2020-10-25 20:30:23,025 INFO L78 Accepts]: Start accepts. Automaton has 8342 states and 9492 transitions. Word has length 312 [2020-10-25 20:30:23,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:23,026 INFO L481 AbstractCegarLoop]: Abstraction has 8342 states and 9492 transitions. [2020-10-25 20:30:23,026 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 8342 states and 9492 transitions. [2020-10-25 20:30:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2020-10-25 20:30:23,043 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:23,043 INFO L422 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-25 20:30:23,044 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 20:30:23,044 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:23,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:23,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1020294680, now seen corresponding path program 1 times [2020-10-25 20:30:23,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:23,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10901878] [2020-10-25 20:30:23,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:23,400 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2020-10-25 20:30:23,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10901878] [2020-10-25 20:30:23,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:23,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:23,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882859210] [2020-10-25 20:30:23,402 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:23,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:23,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:23,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:23,403 INFO L87 Difference]: Start difference. First operand 8342 states and 9492 transitions. Second operand 3 states. [2020-10-25 20:30:24,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:24,975 INFO L93 Difference]: Finished difference Result 19626 states and 22280 transitions. [2020-10-25 20:30:24,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:24,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 397 [2020-10-25 20:30:24,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:24,997 INFO L225 Difference]: With dead ends: 19626 [2020-10-25 20:30:24,998 INFO L226 Difference]: Without dead ends: 10727 [2020-10-25 20:30:25,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:25,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10727 states. [2020-10-25 20:30:25,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10727 to 9623. [2020-10-25 20:30:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9623 states. [2020-10-25 20:30:25,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9623 states to 9623 states and 10837 transitions. [2020-10-25 20:30:25,201 INFO L78 Accepts]: Start accepts. Automaton has 9623 states and 10837 transitions. Word has length 397 [2020-10-25 20:30:25,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:25,202 INFO L481 AbstractCegarLoop]: Abstraction has 9623 states and 10837 transitions. [2020-10-25 20:30:25,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 9623 states and 10837 transitions. [2020-10-25 20:30:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2020-10-25 20:30:25,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:25,225 INFO L422 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:25,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-25 20:30:25,226 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:25,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:25,227 INFO L82 PathProgramCache]: Analyzing trace with hash -308589841, now seen corresponding path program 1 times [2020-10-25 20:30:25,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:25,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106759249] [2020-10-25 20:30:25,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-25 20:30:26,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106759249] [2020-10-25 20:30:26,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:26,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-25 20:30:26,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835360613] [2020-10-25 20:30:26,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 20:30:26,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:26,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 20:30:26,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:30:26,423 INFO L87 Difference]: Start difference. First operand 9623 states and 10837 transitions. Second operand 6 states. [2020-10-25 20:30:29,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:29,316 INFO L93 Difference]: Finished difference Result 22379 states and 25148 transitions. [2020-10-25 20:30:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-25 20:30:29,317 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 398 [2020-10-25 20:30:29,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:29,338 INFO L225 Difference]: With dead ends: 22379 [2020-10-25 20:30:29,338 INFO L226 Difference]: Without dead ends: 13126 [2020-10-25 20:30:29,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-10-25 20:30:29,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13126 states. [2020-10-25 20:30:29,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13126 to 12754. [2020-10-25 20:30:29,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12754 states. [2020-10-25 20:30:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12754 states to 12754 states and 14310 transitions. [2020-10-25 20:30:29,595 INFO L78 Accepts]: Start accepts. Automaton has 12754 states and 14310 transitions. Word has length 398 [2020-10-25 20:30:29,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:29,596 INFO L481 AbstractCegarLoop]: Abstraction has 12754 states and 14310 transitions. [2020-10-25 20:30:29,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 20:30:29,596 INFO L276 IsEmpty]: Start isEmpty. Operand 12754 states and 14310 transitions. [2020-10-25 20:30:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2020-10-25 20:30:29,624 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:29,624 INFO L422 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:29,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-25 20:30:29,625 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:29,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:29,625 INFO L82 PathProgramCache]: Analyzing trace with hash -515016714, now seen corresponding path program 1 times [2020-10-25 20:30:29,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:29,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345541967] [2020-10-25 20:30:29,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:30,673 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 357 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-25 20:30:30,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345541967] [2020-10-25 20:30:30,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [938319020] [2020-10-25 20:30:30,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 20:30:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:30,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-25 20:30:30,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:30:30,985 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:30:31,061 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:30:31,092 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-25 20:30:31,655 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 244 proven. 121 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-25 20:30:31,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-25 20:30:31,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 3] total 8 [2020-10-25 20:30:31,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585628025] [2020-10-25 20:30:31,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-25 20:30:31,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:31,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-25 20:30:31,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-25 20:30:31,659 INFO L87 Difference]: Start difference. First operand 12754 states and 14310 transitions. Second operand 9 states. [2020-10-25 20:30:38,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:38,670 INFO L93 Difference]: Finished difference Result 29602 states and 33100 transitions. [2020-10-25 20:30:38,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-25 20:30:38,672 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 408 [2020-10-25 20:30:38,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:38,706 INFO L225 Difference]: With dead ends: 29602 [2020-10-25 20:30:38,706 INFO L226 Difference]: Without dead ends: 17218 [2020-10-25 20:30:38,718 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 429 GetRequests, 406 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2020-10-25 20:30:38,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17218 states. [2020-10-25 20:30:39,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17218 to 13122. [2020-10-25 20:30:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13122 states. [2020-10-25 20:30:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13122 states to 13122 states and 14686 transitions. [2020-10-25 20:30:39,047 INFO L78 Accepts]: Start accepts. Automaton has 13122 states and 14686 transitions. Word has length 408 [2020-10-25 20:30:39,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:39,048 INFO L481 AbstractCegarLoop]: Abstraction has 13122 states and 14686 transitions. [2020-10-25 20:30:39,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-25 20:30:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 13122 states and 14686 transitions. [2020-10-25 20:30:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2020-10-25 20:30:39,069 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:30:39,070 INFO L422 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:30:39,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-10-25 20:30:39,283 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:30:39,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:30:39,285 INFO L82 PathProgramCache]: Analyzing trace with hash 532707786, now seen corresponding path program 1 times [2020-10-25 20:30:39,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:30:39,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440693601] [2020-10-25 20:30:39,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:30:39,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:30:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2020-10-25 20:30:39,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440693601] [2020-10-25 20:30:39,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:30:39,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:30:39,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650184141] [2020-10-25 20:30:39,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:30:39,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:30:39,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:30:39,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:39,827 INFO L87 Difference]: Start difference. First operand 13122 states and 14686 transitions. Second operand 3 states. [2020-10-25 20:30:41,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:30:41,266 INFO L93 Difference]: Finished difference Result 27163 states and 30344 transitions. [2020-10-25 20:30:41,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:30:41,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 413 [2020-10-25 20:30:41,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:30:41,268 INFO L225 Difference]: With dead ends: 27163 [2020-10-25 20:30:41,268 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 20:30:41,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:30:41,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 20:30:41,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 20:30:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 20:30:41,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 20:30:41,281 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 413 [2020-10-25 20:30:41,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:30:41,281 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 20:30:41,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:30:41,281 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 20:30:41,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 20:30:41,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-25 20:30:41,283 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 20:30:42,576 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 458 DAG size of output: 113 [2020-10-25 20:30:43,664 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 458 DAG size of output: 113 [2020-10-25 20:30:44,211 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2020-10-25 20:30:44,841 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2020-10-25 20:30:44,846 INFO L274 CegarLoopResult]: For program point L960(lines 960 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,846 INFO L274 CegarLoopResult]: For program point L696(lines 696 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,846 INFO L274 CegarLoopResult]: For program point L630(lines 630 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,847 INFO L270 CegarLoopResult]: At program point L1027(lines 24 1028) the Hoare annotation is: (let ((.cse2 (= ~a25~0 12)) (.cse0 (<= ~a25~0 10)) (.cse3 (= ~a4~0 1)) (.cse1 (= ~a4~0 0))) (or (and .cse0 .cse1 (<= 99915 ~a29~0)) (and .cse1 .cse2) (and (= ~a25~0 11) .cse3) (and .cse2 .cse3) (and (<= 99912 ~a29~0) .cse3) (and (<= ~a29~0 245) .cse3) (and .cse0 .cse1 (<= ~a29~0 130)) (and (<= 307 ~a23~0) .cse3) (and .cse0 .cse3) (and (<= ~a23~0 138) .cse1))) [2020-10-25 20:30:44,847 INFO L274 CegarLoopResult]: For program point L895(lines 895 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,847 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-10-25 20:30:44,847 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-10-25 20:30:44,847 INFO L274 CegarLoopResult]: For program point L367(lines 367 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,847 INFO L274 CegarLoopResult]: For program point L301(lines 301 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,847 INFO L274 CegarLoopResult]: For program point L235(lines 235 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,848 INFO L274 CegarLoopResult]: For program point L169-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,848 INFO L274 CegarLoopResult]: For program point L103-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,848 INFO L274 CegarLoopResult]: For program point L37-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,848 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-10-25 20:30:44,848 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L277 CegarLoopResult]: At program point L1030(lines 1030 1046) the Hoare annotation is: true [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L568(lines 568 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L502(lines 502 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L172-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L106-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L40-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L965(lines 965 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L833(lines 833 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,850 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L900(lines 900 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L438(lines 438 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L372(lines 372 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L637(lines 637 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L307(lines 307 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L175-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L109-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L43-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L242(lines 242 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-10-25 20:30:44,851 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L771(lines 771 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L270 CegarLoopResult]: At program point L1036-2(lines 1036 1045) the Hoare annotation is: (let ((.cse2 (= ~a25~0 12)) (.cse0 (<= ~a25~0 10)) (.cse3 (= ~a4~0 1)) (.cse1 (= ~a4~0 0))) (or (and .cse0 .cse1 (<= 99915 ~a29~0)) (and .cse1 .cse2) (and (= ~a25~0 11) .cse3) (and .cse2 .cse3) (and (<= 99912 ~a29~0) .cse3) (and (<= ~a29~0 245) .cse3) (and .cse0 .cse1 (<= ~a29~0 130)) (and (<= 307 ~a23~0) .cse3) (and .cse0 .cse3) (and (<= ~a23~0 138) .cse1))) [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L838(lines 838 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L574(lines 574 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L178-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L112-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L46-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L971(lines 971 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L905(lines 905 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L509(lines 509 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-10-25 20:30:44,852 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-10-25 20:30:44,853 INFO L274 CegarLoopResult]: For program point L972(lines 972 982) no Hoare annotation was computed. [2020-10-25 20:30:44,853 INFO L274 CegarLoopResult]: For program point L906(lines 906 916) no Hoare annotation was computed. [2020-10-25 20:30:44,853 INFO L274 CegarLoopResult]: For program point L972-2(lines 972 982) no Hoare annotation was computed. [2020-10-25 20:30:44,853 INFO L274 CegarLoopResult]: For program point L906-2(lines 906 916) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L708(lines 708 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L312(lines 312 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L577(lines 577 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L445(lines 445 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L379(lines 379 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L181-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L115-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L49-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L776(lines 776 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L644(lines 644 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-10-25 20:30:44,854 INFO L274 CegarLoopResult]: For program point L1041(line 1041) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L843(lines 843 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L249(lines 249 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L184-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L118-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L52-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-10-25 20:30:44,855 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L714(lines 714 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L516(lines 516 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L649(lines 649 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L583(lines 583 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L517(lines 517 527) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L517-2(lines 517 527) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L319(lines 319 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L187-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,856 INFO L274 CegarLoopResult]: For program point L121-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,857 INFO L274 CegarLoopResult]: For program point L55-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,857 INFO L274 CegarLoopResult]: For program point L848(lines 848 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,857 INFO L274 CegarLoopResult]: For program point L782(lines 782 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,857 INFO L274 CegarLoopResult]: For program point L650(lines 650 659) no Hoare annotation was computed. [2020-10-25 20:30:44,857 INFO L274 CegarLoopResult]: For program point L650-2(lines 650 659) no Hoare annotation was computed. [2020-10-25 20:30:44,857 INFO L274 CegarLoopResult]: For program point L452(lines 452 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,857 INFO L274 CegarLoopResult]: For program point L386(lines 386 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L256(lines 256 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L190-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L124-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L58-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L983(lines 983 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L917(lines 917 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L719(lines 719 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-10-25 20:30:44,858 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L918(lines 918 928) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L918-2(lines 918 928) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L720(lines 720 732) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 732) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L588(lines 588 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L324(lines 324 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L589(lines 589 599) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L589-2(lines 589 599) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L193-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L127-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L61-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L854(lines 854 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L458(lines 458 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,859 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L789(lines 789 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L393(lines 393 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L262(lines 262 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L196-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L130-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L64-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 20:30:44,860 INFO L274 CegarLoopResult]: For program point L990(lines 990 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L660(lines 660 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L528(lines 528 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L331(lines 331 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L199-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L133-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L67-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L794(lines 794 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L861(lines 861 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L465(lines 465 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,861 INFO L274 CegarLoopResult]: For program point L267(lines 267 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L400(lines 400 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L202-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L136-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L70-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L995(lines 995 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L929(lines 929 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L665(lines 665 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L533(lines 533 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-10-25 20:30:44,862 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L600(lines 600 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L336(lines 336 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L270(lines 270 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L733(lines 733 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L205-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L139-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L73-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L867(lines 867 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L801(lines 801 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L934(lines 934 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L868(lines 868 877) no Hoare annotation was computed. [2020-10-25 20:30:44,863 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 877) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L472(lines 472 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L142-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L76-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L605(lines 605 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L539(lines 539 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L672(lines 672 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L606(lines 606 616) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L606-2(lines 606 616) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L342(lines 342 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L277(lines 277 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,864 INFO L274 CegarLoopResult]: For program point L145-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L79-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L806(lines 806 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L740(lines 740 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L807(lines 807 817) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L807-2(lines 807 817) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L544(lines 544 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L148-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L82-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L941(lines 941 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L677(lines 677 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,865 INFO L274 CegarLoopResult]: For program point L479(lines 479 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L413(lines 413 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L942(lines 942 954) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L942-2(lines 942 954) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L480(lines 480 488) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L480-2(lines 480 488) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L348(lines 348 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L282(lines 282 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L216(lines 216 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L745(lines 745 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L151-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L85-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point L878(lines 878 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,866 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L154-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L88-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L683(lines 683 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L617(lines 617 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L551(lines 551 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L419(lines 419 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L883(lines 883 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L355(lines 355 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,867 INFO L274 CegarLoopResult]: For program point L289(lines 289 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,868 INFO L274 CegarLoopResult]: For program point L223(lines 223 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,868 INFO L274 CegarLoopResult]: For program point L157-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,868 INFO L274 CegarLoopResult]: For program point L91-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,868 INFO L274 CegarLoopResult]: For program point L25(lines 25 27) no Hoare annotation was computed. [2020-10-25 20:30:44,868 INFO L274 CegarLoopResult]: For program point L25-2(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,869 INFO L274 CegarLoopResult]: For program point L818(lines 818 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,869 INFO L274 CegarLoopResult]: For program point L752(lines 752 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,869 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-25 20:30:44,869 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-25 20:30:44,870 INFO L274 CegarLoopResult]: For program point L26(line 26) no Hoare annotation was computed. [2020-10-25 20:30:44,870 INFO L274 CegarLoopResult]: For program point L489(lines 489 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,871 INFO L274 CegarLoopResult]: For program point L490(lines 490 501) no Hoare annotation was computed. [2020-10-25 20:30:44,871 INFO L274 CegarLoopResult]: For program point L424(lines 424 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,871 INFO L274 CegarLoopResult]: For program point L490-2(lines 490 501) no Hoare annotation was computed. [2020-10-25 20:30:44,871 INFO L274 CegarLoopResult]: For program point L160-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,872 INFO L274 CegarLoopResult]: For program point L94-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,872 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 20:30:44,873 INFO L274 CegarLoopResult]: For program point L28-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,873 INFO L274 CegarLoopResult]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,873 INFO L274 CegarLoopResult]: For program point L623(lines 623 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,874 INFO L274 CegarLoopResult]: For program point L557(lines 557 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,875 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-10-25 20:30:44,876 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-25 20:30:44,876 INFO L274 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-10-25 20:30:44,876 INFO L274 CegarLoopResult]: For program point L888(lines 888 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,876 INFO L274 CegarLoopResult]: For program point L690(lines 690 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,876 INFO L274 CegarLoopResult]: For program point L360(lines 360 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,876 INFO L274 CegarLoopResult]: For program point L955(lines 955 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,876 INFO L274 CegarLoopResult]: For program point L229(lines 229 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L163-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L97-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L31-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L824(lines 824 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L296(lines 296 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L759(lines 759 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L760(lines 760 770) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L760-2(lines 760 770) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L166-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L100-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,877 INFO L274 CegarLoopResult]: For program point L34-1(lines 24 1028) no Hoare annotation was computed. [2020-10-25 20:30:44,878 INFO L274 CegarLoopResult]: For program point L827(lines 827 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,878 INFO L274 CegarLoopResult]: For program point L563(lines 563 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,878 INFO L274 CegarLoopResult]: For program point L431(lines 431 1026) no Hoare annotation was computed. [2020-10-25 20:30:44,878 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-10-25 20:30:44,878 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-10-25 20:30:44,878 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-10-25 20:30:44,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:30:44 BoogieIcfgContainer [2020-10-25 20:30:44,904 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 20:30:44,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 20:30:44,905 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 20:30:44,905 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 20:30:44,906 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:29:59" (3/4) ... [2020-10-25 20:30:44,910 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 20:30:44,942 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-25 20:30:44,944 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 20:30:44,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:30:44,948 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:30:45,206 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 20:30:45,207 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 20:30:45,208 INFO L168 Benchmark]: Toolchain (without parser) took 49746.13 ms. Allocated memory was 50.3 MB in the beginning and 1.2 GB in the end (delta: 1.2 GB). Free memory was 31.4 MB in the beginning and 1.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 169.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:30:45,209 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 39.8 MB. Free memory was 25.0 MB in the beginning and 25.0 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 20:30:45,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 989.47 ms. Allocated memory is still 50.3 MB. Free memory was 30.7 MB in the beginning and 18.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-10-25 20:30:45,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.19 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 18.6 MB in the beginning and 30.1 MB in the end (delta: -11.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2020-10-25 20:30:45,211 INFO L168 Benchmark]: Boogie Preprocessor took 256.15 ms. Allocated memory is still 62.9 MB. Free memory was 29.9 MB in the beginning and 24.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2020-10-25 20:30:45,211 INFO L168 Benchmark]: RCFGBuilder took 2723.62 ms. Allocated memory was 62.9 MB in the beginning and 138.4 MB in the end (delta: 75.5 MB). Free memory was 24.4 MB in the beginning and 75.4 MB in the end (delta: -51.0 MB). Peak memory consumption was 42.3 MB. Max. memory is 16.1 GB. [2020-10-25 20:30:45,212 INFO L168 Benchmark]: TraceAbstraction took 45223.49 ms. Allocated memory was 138.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 74.3 MB in the beginning and 1.1 GB in the end (delta: -991.7 MB). Peak memory consumption was 665.0 MB. Max. memory is 16.1 GB. [2020-10-25 20:30:45,212 INFO L168 Benchmark]: Witness Printer took 302.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-10-25 20:30:45,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 39.8 MB. Free memory was 25.0 MB in the beginning and 25.0 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 989.47 ms. Allocated memory is still 50.3 MB. Free memory was 30.7 MB in the beginning and 18.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 234.19 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 18.6 MB in the beginning and 30.1 MB in the end (delta: -11.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 256.15 ms. Allocated memory is still 62.9 MB. Free memory was 29.9 MB in the beginning and 24.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2723.62 ms. Allocated memory was 62.9 MB in the beginning and 138.4 MB in the end (delta: 75.5 MB). Free memory was 24.4 MB in the beginning and 75.4 MB in the end (delta: -51.0 MB). Peak memory consumption was 42.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 45223.49 ms. Allocated memory was 138.4 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 74.3 MB in the beginning and 1.1 GB in the end (delta: -991.7 MB). Peak memory consumption was 665.0 MB. Max. memory is 16.1 GB. * Witness Printer took 302.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: ((((((((((a25 <= 10 && a4 == 0) && 99915 <= a29) || (a4 == 0 && a25 == 12)) || (a25 == 11 && a4 == 1)) || (a25 == 12 && a4 == 1)) || (99912 <= a29 && a4 == 1)) || (a29 <= 245 && a4 == 1)) || ((a25 <= 10 && a4 == 0) && a29 <= 130)) || (307 <= a23 && a4 == 1)) || (a25 <= 10 && a4 == 1)) || (a23 <= 138 && a4 == 0) - InvariantResult [Line: 1030]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1036]: Loop Invariant Derived loop invariant: ((((((((((a25 <= 10 && a4 == 0) && 99915 <= a29) || (a4 == 0 && a25 == 12)) || (a25 == 11 && a4 == 1)) || (a25 == 12 && a4 == 1)) || (99912 <= a29 && a4 == 1)) || (a29 <= 245 && a4 == 1)) || ((a25 <= 10 && a4 == 0) && a29 <= 130)) || (307 <= a23 && a4 == 1)) || (a25 <= 10 && a4 == 1)) || (a23 <= 138 && a4 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.5s, OverallIterations: 15, TraceHistogramMax: 5, AutomataDifference: 31.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2833 SDtfs, 3249 SDslu, 512 SDs, 0 SdLazy, 13215 SolverSat, 2107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 475 GetRequests, 429 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13122occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 11543 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 171 NumberOfFragments, 155 HoareAnnotationTreeSize, 3 FomulaSimplifications, 31002 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3014 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 4117 NumberOfCodeBlocks, 4117 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 4101 ConstructedInterpolants, 0 QuantifiedInterpolants, 6171101 SizeOfPredicates, 0 NumberOfNonLiveVariables, 562 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 3297/3426 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...