./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label42.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer --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 eeefeeefd816c395f288507dfeefb0bc1cd20d5b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:36:31,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:36:31,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:36:31,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:36:31,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:36:31,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:36:31,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:36:31,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:36:31,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:36:31,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:36:31,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:36:31,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:36:31,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:36:31,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:36:31,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:36:31,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:36:31,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:36:31,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:36:31,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:36:31,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:36:31,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:36:31,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:36:31,770 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:36:31,771 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:36:31,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:36:31,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:36:31,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:36:31,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:36:31,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:36:31,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:36:31,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:36:31,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:36:31,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:36:31,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:36:31,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:36:31,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:36:31,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:36:31,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:36:31,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:36:31,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:36:31,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:36:31,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 20:36:31,840 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:36:31,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:36:31,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:36:31,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:36:31,843 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:36:31,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:36:31,844 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:36:31,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:36:31,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:36:31,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:36:31,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:36:31,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:36:31,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:36:31,846 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:36:31,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:36:31,847 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:36:31,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:36:31,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:36:31,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:36:31,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:36:31,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:36:31,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:36:31,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:36:31,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:36:31,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:36:31,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:36:31,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:36:31,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:36:31,850 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:36:31,850 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:/tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eeefeeefd816c395f288507dfeefb0bc1cd20d5b [2020-11-29 20:36:32,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:36:32,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:36:32,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:36:32,183 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:36:32,185 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:36:32,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2020-11-29 20:36:32,265 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/data/09aecaadb/e7de377c497843ac9f24e2be61586b15/FLAGe28456eac [2020-11-29 20:36:33,136 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:36:33,136 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/sv-benchmarks/c/eca-rers2012/Problem16_label42.c [2020-11-29 20:36:33,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/data/09aecaadb/e7de377c497843ac9f24e2be61586b15/FLAGe28456eac [2020-11-29 20:36:33,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/data/09aecaadb/e7de377c497843ac9f24e2be61586b15 [2020-11-29 20:36:33,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:36:33,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:36:33,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:36:33,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:36:33,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:36:33,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:36:33" (1/1) ... [2020-11-29 20:36:33,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d431281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:33, skipping insertion in model container [2020-11-29 20:36:33,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:36:33" (1/1) ... [2020-11-29 20:36:33,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:36:33,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:36:34,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:36:34,074 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:36:34,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:36:34,461 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:36:34,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34 WrapperNode [2020-11-29 20:36:34,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:36:34,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:36:34,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:36:34,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:36:34,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,527 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:36:34,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:36:34,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:36:34,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:36:34,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... [2020-11-29 20:36:34,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:36:34,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:36:34,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:36:34,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:36:34,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/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 [2020-11-29 20:36:35,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:36:35,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:36:35,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:36:35,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:36:37,977 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:36:37,979 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 20:36:37,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:36:37 BoogieIcfgContainer [2020-11-29 20:36:37,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:36:37,984 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 20:36:37,985 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 20:36:37,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 20:36:37,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 08:36:33" (1/3) ... [2020-11-29 20:36:37,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116e99f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:36:37, skipping insertion in model container [2020-11-29 20:36:37,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:36:34" (2/3) ... [2020-11-29 20:36:37,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@116e99f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:36:37, skipping insertion in model container [2020-11-29 20:36:37,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:36:37" (3/3) ... [2020-11-29 20:36:37,991 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label42.c [2020-11-29 20:36:38,002 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 20:36:38,007 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 20:36:38,019 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 20:36:38,061 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 20:36:38,061 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 20:36:38,061 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 20:36:38,061 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:36:38,061 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:36:38,061 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 20:36:38,062 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:36:38,062 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 20:36:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-11-29 20:36:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-29 20:36:38,104 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:38,105 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:38,105 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:38,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:38,113 INFO L82 PathProgramCache]: Analyzing trace with hash 531730986, now seen corresponding path program 1 times [2020-11-29 20:36:38,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:38,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488300472] [2020-11-29 20:36:38,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:38,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:36:38,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488300472] [2020-11-29 20:36:38,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:38,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:36:38,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551626579] [2020-11-29 20:36:38,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:38,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:38,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:38,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:38,547 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-11-29 20:36:41,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:41,076 INFO L93 Difference]: Finished difference Result 1123 states and 2104 transitions. [2020-11-29 20:36:41,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:36:41,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-11-29 20:36:41,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:41,100 INFO L225 Difference]: With dead ends: 1123 [2020-11-29 20:36:41,103 INFO L226 Difference]: Without dead ends: 662 [2020-11-29 20:36:41,109 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 [2020-11-29 20:36:41,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-11-29 20:36:41,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-11-29 20:36:41,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-11-29 20:36:41,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1046 transitions. [2020-11-29 20:36:41,199 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1046 transitions. Word has length 62 [2020-11-29 20:36:41,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:41,200 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1046 transitions. [2020-11-29 20:36:41,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:41,200 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1046 transitions. [2020-11-29 20:36:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-29 20:36:41,207 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:41,207 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 20:36:41,208 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 20:36:41,208 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:41,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:41,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1522140771, now seen corresponding path program 1 times [2020-11-29 20:36:41,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:41,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684685886] [2020-11-29 20:36:41,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:36:41,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684685886] [2020-11-29 20:36:41,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:41,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:36:41,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510213937] [2020-11-29 20:36:41,396 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:41,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:41,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:41,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:41,398 INFO L87 Difference]: Start difference. First operand 662 states and 1046 transitions. Second operand 3 states. [2020-11-29 20:36:43,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:43,590 INFO L93 Difference]: Finished difference Result 1980 states and 3133 transitions. [2020-11-29 20:36:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:36:43,591 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2020-11-29 20:36:43,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:43,599 INFO L225 Difference]: With dead ends: 1980 [2020-11-29 20:36:43,600 INFO L226 Difference]: Without dead ends: 1320 [2020-11-29 20:36:43,603 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 [2020-11-29 20:36:43,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-11-29 20:36:43,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-11-29 20:36:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-11-29 20:36:43,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1986 transitions. [2020-11-29 20:36:43,656 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1986 transitions. Word has length 133 [2020-11-29 20:36:43,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:43,656 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 1986 transitions. [2020-11-29 20:36:43,657 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1986 transitions. [2020-11-29 20:36:43,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-11-29 20:36:43,690 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:43,690 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:43,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 20:36:43,691 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:43,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:43,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1957419998, now seen corresponding path program 1 times [2020-11-29 20:36:43,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:43,693 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798418654] [2020-11-29 20:36:43,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 20:36:43,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798418654] [2020-11-29 20:36:43,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:43,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:36:43,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577587674] [2020-11-29 20:36:43,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:43,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:43,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:43,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:43,911 INFO L87 Difference]: Start difference. First operand 1320 states and 1986 transitions. Second operand 3 states. [2020-11-29 20:36:45,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:45,937 INFO L93 Difference]: Finished difference Result 3954 states and 5953 transitions. [2020-11-29 20:36:45,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:36:45,938 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2020-11-29 20:36:45,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:45,958 INFO L225 Difference]: With dead ends: 3954 [2020-11-29 20:36:45,958 INFO L226 Difference]: Without dead ends: 2636 [2020-11-29 20:36:45,961 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 [2020-11-29 20:36:45,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2020-11-29 20:36:46,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2020-11-29 20:36:46,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2020-11-29 20:36:46,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3489 transitions. [2020-11-29 20:36:46,058 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3489 transitions. Word has length 204 [2020-11-29 20:36:46,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:46,058 INFO L481 AbstractCegarLoop]: Abstraction has 2636 states and 3489 transitions. [2020-11-29 20:36:46,058 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:46,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3489 transitions. [2020-11-29 20:36:46,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-11-29 20:36:46,065 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:46,065 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:46,065 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 20:36:46,066 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:46,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:46,068 INFO L82 PathProgramCache]: Analyzing trace with hash 627386910, now seen corresponding path program 1 times [2020-11-29 20:36:46,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:46,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928290126] [2020-11-29 20:36:46,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:46,359 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-29 20:36:46,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928290126] [2020-11-29 20:36:46,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:46,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:36:46,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718767873] [2020-11-29 20:36:46,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:46,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:46,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:46,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:46,364 INFO L87 Difference]: Start difference. First operand 2636 states and 3489 transitions. Second operand 3 states. [2020-11-29 20:36:48,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:48,329 INFO L93 Difference]: Finished difference Result 6586 states and 8894 transitions. [2020-11-29 20:36:48,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:36:48,330 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2020-11-29 20:36:48,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:48,353 INFO L225 Difference]: With dead ends: 6586 [2020-11-29 20:36:48,353 INFO L226 Difference]: Without dead ends: 3952 [2020-11-29 20:36:48,357 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 [2020-11-29 20:36:48,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2020-11-29 20:36:48,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3294. [2020-11-29 20:36:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2020-11-29 20:36:48,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 4299 transitions. [2020-11-29 20:36:48,449 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 4299 transitions. Word has length 228 [2020-11-29 20:36:48,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:48,450 INFO L481 AbstractCegarLoop]: Abstraction has 3294 states and 4299 transitions. [2020-11-29 20:36:48,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:48,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4299 transitions. [2020-11-29 20:36:48,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-11-29 20:36:48,457 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:48,458 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:48,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 20:36:48,459 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:48,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:48,460 INFO L82 PathProgramCache]: Analyzing trace with hash -2139241480, now seen corresponding path program 1 times [2020-11-29 20:36:48,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:48,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180929484] [2020-11-29 20:36:48,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:49,054 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 20:36:49,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180929484] [2020-11-29 20:36:49,054 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:49,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:36:49,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529544791] [2020-11-29 20:36:49,055 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:36:49,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:49,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:36:49,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:36:49,056 INFO L87 Difference]: Start difference. First operand 3294 states and 4299 transitions. Second operand 4 states. [2020-11-29 20:36:51,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:51,184 INFO L93 Difference]: Finished difference Result 6947 states and 8975 transitions. [2020-11-29 20:36:51,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:36:51,184 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 320 [2020-11-29 20:36:51,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:51,204 INFO L225 Difference]: With dead ends: 6947 [2020-11-29 20:36:51,204 INFO L226 Difference]: Without dead ends: 3655 [2020-11-29 20:36:51,209 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:36:51,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3655 states. [2020-11-29 20:36:51,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3655 to 3623. [2020-11-29 20:36:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3623 states. [2020-11-29 20:36:51,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3623 states and 4634 transitions. [2020-11-29 20:36:51,298 INFO L78 Accepts]: Start accepts. Automaton has 3623 states and 4634 transitions. Word has length 320 [2020-11-29 20:36:51,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:51,298 INFO L481 AbstractCegarLoop]: Abstraction has 3623 states and 4634 transitions. [2020-11-29 20:36:51,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:36:51,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 4634 transitions. [2020-11-29 20:36:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2020-11-29 20:36:51,307 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:51,308 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-11-29 20:36:51,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 20:36:51,308 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:51,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:51,309 INFO L82 PathProgramCache]: Analyzing trace with hash 1794994121, now seen corresponding path program 1 times [2020-11-29 20:36:51,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:51,309 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950246135] [2020-11-29 20:36:51,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:51,662 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 20:36:51,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950246135] [2020-11-29 20:36:51,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:51,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:36:51,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049766089] [2020-11-29 20:36:51,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:51,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:51,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:51,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:51,667 INFO L87 Difference]: Start difference. First operand 3623 states and 4634 transitions. Second operand 3 states. [2020-11-29 20:36:53,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:53,584 INFO L93 Difference]: Finished difference Result 9547 states and 12419 transitions. [2020-11-29 20:36:53,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:36:53,585 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 407 [2020-11-29 20:36:53,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:53,612 INFO L225 Difference]: With dead ends: 9547 [2020-11-29 20:36:53,613 INFO L226 Difference]: Without dead ends: 4939 [2020-11-29 20:36:53,619 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 [2020-11-29 20:36:53,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2020-11-29 20:36:53,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4939. [2020-11-29 20:36:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2020-11-29 20:36:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5340 transitions. [2020-11-29 20:36:53,718 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5340 transitions. Word has length 407 [2020-11-29 20:36:53,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:53,723 INFO L481 AbstractCegarLoop]: Abstraction has 4939 states and 5340 transitions. [2020-11-29 20:36:53,723 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5340 transitions. [2020-11-29 20:36:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2020-11-29 20:36:53,740 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:53,741 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:53,741 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 20:36:53,742 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:53,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:53,743 INFO L82 PathProgramCache]: Analyzing trace with hash -177282316, now seen corresponding path program 1 times [2020-11-29 20:36:53,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:53,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99092356] [2020-11-29 20:36:53,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:54,244 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 597 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2020-11-29 20:36:54,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99092356] [2020-11-29 20:36:54,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:54,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:36:54,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829691457] [2020-11-29 20:36:54,247 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:54,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:54,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:54,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:54,248 INFO L87 Difference]: Start difference. First operand 4939 states and 5340 transitions. Second operand 3 states. [2020-11-29 20:36:55,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:55,423 INFO L93 Difference]: Finished difference Result 11850 states and 12947 transitions. [2020-11-29 20:36:55,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:36:55,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 593 [2020-11-29 20:36:55,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:55,458 INFO L225 Difference]: With dead ends: 11850 [2020-11-29 20:36:55,458 INFO L226 Difference]: Without dead ends: 7242 [2020-11-29 20:36:55,464 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 [2020-11-29 20:36:55,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2020-11-29 20:36:55,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 6584. [2020-11-29 20:36:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-11-29 20:36:55,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 7051 transitions. [2020-11-29 20:36:55,583 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 7051 transitions. Word has length 593 [2020-11-29 20:36:55,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:55,584 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 7051 transitions. [2020-11-29 20:36:55,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 7051 transitions. [2020-11-29 20:36:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2020-11-29 20:36:55,611 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:55,611 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:55,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 20:36:55,612 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:55,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:55,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1772588372, now seen corresponding path program 1 times [2020-11-29 20:36:55,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:55,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329346535] [2020-11-29 20:36:55,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:56,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 928 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-11-29 20:36:56,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329346535] [2020-11-29 20:36:56,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:56,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:36:56,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711951238] [2020-11-29 20:36:56,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:56,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:56,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:56,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:56,216 INFO L87 Difference]: Start difference. First operand 6584 states and 7051 transitions. Second operand 3 states. [2020-11-29 20:36:57,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:57,455 INFO L93 Difference]: Finished difference Result 15140 states and 16369 transitions. [2020-11-29 20:36:57,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:36:57,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 697 [2020-11-29 20:36:57,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:57,507 INFO L225 Difference]: With dead ends: 15140 [2020-11-29 20:36:57,508 INFO L226 Difference]: Without dead ends: 8887 [2020-11-29 20:36:57,515 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 [2020-11-29 20:36:57,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2020-11-29 20:36:57,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 8887. [2020-11-29 20:36:57,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2020-11-29 20:36:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9580 transitions. [2020-11-29 20:36:57,651 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9580 transitions. Word has length 697 [2020-11-29 20:36:57,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:57,652 INFO L481 AbstractCegarLoop]: Abstraction has 8887 states and 9580 transitions. [2020-11-29 20:36:57,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9580 transitions. [2020-11-29 20:36:57,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2020-11-29 20:36:57,668 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:57,669 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:57,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 20:36:57,670 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:57,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:57,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1162050453, now seen corresponding path program 1 times [2020-11-29 20:36:57,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:57,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120275672] [2020-11-29 20:36:57,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 861 proven. 101 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2020-11-29 20:36:59,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120275672] [2020-11-29 20:36:59,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628297000] [2020-11-29 20:36:59,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/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 [2020-11-29 20:36:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:59,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 1055 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 20:36:59,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:37:00,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 835 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-11-29 20:37:00,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 20:37:00,269 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2020-11-29 20:37:00,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290221233] [2020-11-29 20:37:00,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:37:00,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:00,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:37:00,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:37:00,273 INFO L87 Difference]: Start difference. First operand 8887 states and 9580 transitions. Second operand 3 states. [2020-11-29 20:37:01,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:01,995 INFO L93 Difference]: Finished difference Result 19417 states and 20922 transitions. [2020-11-29 20:37:01,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:01,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 872 [2020-11-29 20:37:01,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:02,018 INFO L225 Difference]: With dead ends: 19417 [2020-11-29 20:37:02,018 INFO L226 Difference]: Without dead ends: 10861 [2020-11-29 20:37:02,028 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 875 GetRequests, 871 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:37:02,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2020-11-29 20:37:02,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 10861. [2020-11-29 20:37:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10861 states. [2020-11-29 20:37:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 11494 transitions. [2020-11-29 20:37:02,208 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 11494 transitions. Word has length 872 [2020-11-29 20:37:02,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:02,209 INFO L481 AbstractCegarLoop]: Abstraction has 10861 states and 11494 transitions. [2020-11-29 20:37:02,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 11494 transitions. [2020-11-29 20:37:02,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1063 [2020-11-29 20:37:02,235 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:02,236 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:02,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2020-11-29 20:37:02,452 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:02,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:02,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1841134517, now seen corresponding path program 1 times [2020-11-29 20:37:02,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:02,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308723516] [2020-11-29 20:37:02,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 1453 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2020-11-29 20:37:03,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308723516] [2020-11-29 20:37:03,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:03,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:37:03,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783834614] [2020-11-29 20:37:03,660 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:37:03,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:03,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:37:03,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:37:03,661 INFO L87 Difference]: Start difference. First operand 10861 states and 11494 transitions. Second operand 3 states. [2020-11-29 20:37:04,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:04,876 INFO L93 Difference]: Finished difference Result 24352 states and 25884 transitions. [2020-11-29 20:37:04,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:04,877 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1062 [2020-11-29 20:37:04,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:04,905 INFO L225 Difference]: With dead ends: 24352 [2020-11-29 20:37:04,905 INFO L226 Difference]: Without dead ends: 13822 [2020-11-29 20:37:04,916 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 [2020-11-29 20:37:04,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2020-11-29 20:37:05,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 13164. [2020-11-29 20:37:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2020-11-29 20:37:05,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13843 transitions. [2020-11-29 20:37:05,131 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13843 transitions. Word has length 1062 [2020-11-29 20:37:05,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:05,132 INFO L481 AbstractCegarLoop]: Abstraction has 13164 states and 13843 transitions. [2020-11-29 20:37:05,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:05,133 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13843 transitions. [2020-11-29 20:37:05,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2020-11-29 20:37:05,163 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:05,165 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:05,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 20:37:05,165 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:05,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:05,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1858299138, now seen corresponding path program 1 times [2020-11-29 20:37:05,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:05,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813296808] [2020-11-29 20:37:05,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:07,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 1296 proven. 0 refuted. 0 times theorem prover too weak. 720 trivial. 0 not checked. [2020-11-29 20:37:07,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813296808] [2020-11-29 20:37:07,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:07,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 20:37:07,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132866502] [2020-11-29 20:37:07,159 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 20:37:07,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:07,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 20:37:07,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:37:07,160 INFO L87 Difference]: Start difference. First operand 13164 states and 13843 transitions. Second operand 6 states. [2020-11-29 20:37:08,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:08,872 INFO L93 Difference]: Finished difference Result 26097 states and 27453 transitions. [2020-11-29 20:37:08,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 20:37:08,873 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1063 [2020-11-29 20:37:08,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:08,900 INFO L225 Difference]: With dead ends: 26097 [2020-11-29 20:37:08,900 INFO L226 Difference]: Without dead ends: 13264 [2020-11-29 20:37:08,912 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-29 20:37:08,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13264 states. [2020-11-29 20:37:09,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13264 to 13164. [2020-11-29 20:37:09,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2020-11-29 20:37:09,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13821 transitions. [2020-11-29 20:37:09,083 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13821 transitions. Word has length 1063 [2020-11-29 20:37:09,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:09,084 INFO L481 AbstractCegarLoop]: Abstraction has 13164 states and 13821 transitions. [2020-11-29 20:37:09,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 20:37:09,085 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13821 transitions. [2020-11-29 20:37:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2020-11-29 20:37:09,109 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:09,110 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:09,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 20:37:09,111 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:09,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:09,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1484123317, now seen corresponding path program 1 times [2020-11-29 20:37:09,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:09,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092763809] [2020-11-29 20:37:09,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1867 backedges. 1184 proven. 0 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2020-11-29 20:37:11,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092763809] [2020-11-29 20:37:11,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:11,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:37:11,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406810118] [2020-11-29 20:37:11,029 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:37:11,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:11,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:37:11,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:37:11,030 INFO L87 Difference]: Start difference. First operand 13164 states and 13821 transitions. Second operand 4 states. [2020-11-29 20:37:12,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:12,583 INFO L93 Difference]: Finished difference Result 26022 states and 27334 transitions. [2020-11-29 20:37:12,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:37:12,584 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1077 [2020-11-29 20:37:12,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:12,610 INFO L225 Difference]: With dead ends: 26022 [2020-11-29 20:37:12,611 INFO L226 Difference]: Without dead ends: 13189 [2020-11-29 20:37:12,624 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:37:12,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13189 states. [2020-11-29 20:37:12,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13189 to 12835. [2020-11-29 20:37:12,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12835 states. [2020-11-29 20:37:12,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13483 transitions. [2020-11-29 20:37:12,824 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13483 transitions. Word has length 1077 [2020-11-29 20:37:12,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:12,825 INFO L481 AbstractCegarLoop]: Abstraction has 12835 states and 13483 transitions. [2020-11-29 20:37:12,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:37:12,825 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13483 transitions. [2020-11-29 20:37:12,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1080 [2020-11-29 20:37:12,857 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:12,858 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:12,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 20:37:12,859 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:12,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:12,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1492589219, now seen corresponding path program 1 times [2020-11-29 20:37:12,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:12,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226818823] [2020-11-29 20:37:12,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2172 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2020-11-29 20:37:14,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226818823] [2020-11-29 20:37:14,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:14,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:37:14,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435660851] [2020-11-29 20:37:14,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:37:14,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:14,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:37:14,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:37:14,183 INFO L87 Difference]: Start difference. First operand 12835 states and 13483 transitions. Second operand 3 states. [2020-11-29 20:37:15,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:15,468 INFO L93 Difference]: Finished difference Result 27313 states and 28712 transitions. [2020-11-29 20:37:15,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:15,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1079 [2020-11-29 20:37:15,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:15,492 INFO L225 Difference]: With dead ends: 27313 [2020-11-29 20:37:15,492 INFO L226 Difference]: Without dead ends: 13164 [2020-11-29 20:37:15,500 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 [2020-11-29 20:37:15,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2020-11-29 20:37:15,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 11519. [2020-11-29 20:37:15,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11519 states. [2020-11-29 20:37:15,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 11921 transitions. [2020-11-29 20:37:15,647 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 11921 transitions. Word has length 1079 [2020-11-29 20:37:15,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:15,648 INFO L481 AbstractCegarLoop]: Abstraction has 11519 states and 11921 transitions. [2020-11-29 20:37:15,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:15,649 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 11921 transitions. [2020-11-29 20:37:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1540 [2020-11-29 20:37:15,681 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:15,682 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-11-29 20:37:15,682 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 20:37:15,682 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:15,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:15,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1531310903, now seen corresponding path program 1 times [2020-11-29 20:37:15,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:15,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431703270] [2020-11-29 20:37:15,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:17,444 INFO L134 CoverageAnalysis]: Checked inductivity of 4184 backedges. 2766 proven. 0 refuted. 0 times theorem prover too weak. 1418 trivial. 0 not checked. [2020-11-29 20:37:17,444 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431703270] [2020-11-29 20:37:17,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:17,444 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:37:17,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756068136] [2020-11-29 20:37:17,445 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:37:17,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:17,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:37:17,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:37:17,446 INFO L87 Difference]: Start difference. First operand 11519 states and 11921 transitions. Second operand 3 states. [2020-11-29 20:37:18,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:18,537 INFO L93 Difference]: Finished difference Result 22707 states and 23509 transitions. [2020-11-29 20:37:18,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:18,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1539 [2020-11-29 20:37:18,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:18,557 INFO L225 Difference]: With dead ends: 22707 [2020-11-29 20:37:18,557 INFO L226 Difference]: Without dead ends: 11519 [2020-11-29 20:37:18,563 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 [2020-11-29 20:37:18,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2020-11-29 20:37:18,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 11190. [2020-11-29 20:37:18,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11190 states. [2020-11-29 20:37:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11190 states to 11190 states and 11485 transitions. [2020-11-29 20:37:18,696 INFO L78 Accepts]: Start accepts. Automaton has 11190 states and 11485 transitions. Word has length 1539 [2020-11-29 20:37:18,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:18,697 INFO L481 AbstractCegarLoop]: Abstraction has 11190 states and 11485 transitions. [2020-11-29 20:37:18,697 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 11190 states and 11485 transitions. [2020-11-29 20:37:18,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1565 [2020-11-29 20:37:18,735 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:18,736 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:18,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 20:37:18,737 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:18,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:18,738 INFO L82 PathProgramCache]: Analyzing trace with hash -929232713, now seen corresponding path program 1 times [2020-11-29 20:37:18,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:18,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69016238] [2020-11-29 20:37:18,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:21,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4359 backedges. 2731 proven. 0 refuted. 0 times theorem prover too weak. 1628 trivial. 0 not checked. [2020-11-29 20:37:21,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69016238] [2020-11-29 20:37:21,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:21,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:37:21,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359041978] [2020-11-29 20:37:21,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:37:21,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:21,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:37:21,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:37:21,075 INFO L87 Difference]: Start difference. First operand 11190 states and 11485 transitions. Second operand 3 states. [2020-11-29 20:37:22,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:22,388 INFO L93 Difference]: Finished difference Result 22707 states and 23306 transitions. [2020-11-29 20:37:22,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:22,389 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1564 [2020-11-29 20:37:22,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:22,410 INFO L225 Difference]: With dead ends: 22707 [2020-11-29 20:37:22,410 INFO L226 Difference]: Without dead ends: 11848 [2020-11-29 20:37:22,420 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 [2020-11-29 20:37:22,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2020-11-29 20:37:22,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11848. [2020-11-29 20:37:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-11-29 20:37:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12148 transitions. [2020-11-29 20:37:22,572 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12148 transitions. Word has length 1564 [2020-11-29 20:37:22,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:22,574 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12148 transitions. [2020-11-29 20:37:22,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12148 transitions. [2020-11-29 20:37:22,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1619 [2020-11-29 20:37:22,603 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:22,604 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:22,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 20:37:22,605 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:22,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:22,606 INFO L82 PathProgramCache]: Analyzing trace with hash -22880356, now seen corresponding path program 1 times [2020-11-29 20:37:22,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:22,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465035784] [2020-11-29 20:37:22,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4434 backedges. 1690 proven. 1275 refuted. 0 times theorem prover too weak. 1469 trivial. 0 not checked. [2020-11-29 20:37:26,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465035784] [2020-11-29 20:37:26,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825591408] [2020-11-29 20:37:26,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 20:37:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:27,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 1879 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 20:37:27,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:37:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4434 backedges. 2548 proven. 0 refuted. 0 times theorem prover too weak. 1886 trivial. 0 not checked. [2020-11-29 20:37:29,501 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 20:37:29,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-11-29 20:37:29,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875257084] [2020-11-29 20:37:29,505 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:37:29,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:29,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:37:29,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:37:29,506 INFO L87 Difference]: Start difference. First operand 11848 states and 12148 transitions. Second operand 3 states. [2020-11-29 20:37:30,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:30,559 INFO L93 Difference]: Finished difference Result 23365 states and 23963 transitions. [2020-11-29 20:37:30,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:30,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1618 [2020-11-29 20:37:30,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:30,574 INFO L225 Difference]: With dead ends: 23365 [2020-11-29 20:37:30,575 INFO L226 Difference]: Without dead ends: 11848 [2020-11-29 20:37:30,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1622 GetRequests, 1618 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:37:30,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2020-11-29 20:37:30,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11848. [2020-11-29 20:37:30,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-11-29 20:37:30,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12129 transitions. [2020-11-29 20:37:30,707 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12129 transitions. Word has length 1618 [2020-11-29 20:37:30,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:30,709 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12129 transitions. [2020-11-29 20:37:30,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:30,709 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12129 transitions. [2020-11-29 20:37:30,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1788 [2020-11-29 20:37:30,739 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:30,740 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:30,947 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-11-29 20:37:30,948 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:30,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:30,949 INFO L82 PathProgramCache]: Analyzing trace with hash 362248010, now seen corresponding path program 1 times [2020-11-29 20:37:30,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:30,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609886464] [2020-11-29 20:37:30,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6410 backedges. 4031 proven. 196 refuted. 0 times theorem prover too weak. 2183 trivial. 0 not checked. [2020-11-29 20:37:33,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609886464] [2020-11-29 20:37:33,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273455326] [2020-11-29 20:37:33,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 20:37:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:34,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 2096 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 20:37:34,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:37:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 6410 backedges. 2573 proven. 201 refuted. 0 times theorem prover too weak. 3636 trivial. 0 not checked. [2020-11-29 20:37:38,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 20:37:38,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 7 [2020-11-29 20:37:38,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971038683] [2020-11-29 20:37:38,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 20:37:38,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:38,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 20:37:38,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-29 20:37:38,124 INFO L87 Difference]: Start difference. First operand 11848 states and 12129 transitions. Second operand 7 states. [2020-11-29 20:37:42,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:42,342 INFO L93 Difference]: Finished difference Result 27969 states and 28631 transitions. [2020-11-29 20:37:42,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 20:37:42,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1787 [2020-11-29 20:37:42,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:42,343 INFO L225 Difference]: With dead ends: 27969 [2020-11-29 20:37:42,343 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 20:37:42,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1799 GetRequests, 1790 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-11-29 20:37:42,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 20:37:42,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 20:37:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 20:37:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 20:37:42,353 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1787 [2020-11-29 20:37:42,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:42,354 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:37:42,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 20:37:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:37:42,354 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:37:42,554 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-29 20:37:42,556 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 20:37:42,881 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 131 [2020-11-29 20:37:43,092 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 131 [2020-11-29 20:37:43,543 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 54 [2020-11-29 20:37:44,172 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 54 [2020-11-29 20:37:44,772 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 54 [2020-11-29 20:37:44,775 INFO L274 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,775 INFO L274 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,775 INFO L274 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,775 INFO L274 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,775 INFO L274 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,775 INFO L274 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,776 INFO L274 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,777 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 20:37:44,778 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,779 INFO L274 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 20:37:44,780 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 20:37:44,781 INFO L270 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse0 (= ~a12~0 9)) (.cse6 (= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 87) 0)) (.cse9 (= ~a12~0 6)) (.cse10 (<= ~a16~0 11)) (.cse4 (<= ~a12~0 7)) (.cse7 (= ~a12~0 8)) (.cse5 (<= ~a18~0 134)) (.cse3 (<= ~a16~0 8)) (.cse1 (<= 11 ~a16~0)) (.cse11 (<= ~a12~0 5)) (.cse2 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (and (= ~a15~0 4) .cse4 .cse5 (not (= 3 ULTIMATE.start_calculate_output_~input)) (= ~a16~0 8)) (and .cse6 .cse2) (and .cse6 .cse7 .cse5) (and .cse0 .cse8 .cse2) (and .cse9 .cse2) (and .cse0 .cse6 .cse5) (and .cse3 .cse2) (and .cse7 .cse2) (and (<= 4 ~a15~0) .cse10 .cse11) (and .cse6 .cse4) (and .cse4 .cse8 .cse2) (and (= ~a15~0 3) .cse5 .cse11) (and .cse9 .cse10) (and .cse1 .cse4 .cse5 .cse2) (and .cse7 .cse5 .cse3) (and .cse1 .cse11 .cse2))) [2020-11-29 20:37:44,781 INFO L274 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,781 INFO L274 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,782 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,783 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 20:37:44,783 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 20:37:44,783 INFO L274 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,783 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 20:37:44,783 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,783 INFO L274 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,783 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,784 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,785 INFO L274 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 20:37:44,786 INFO L274 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L270 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse4 (= ~a16~0 9)) (.cse7 (<= (+ ~a18~0 87) 0)) (.cse8 (= ~a12~0 6)) (.cse9 (<= ~a16~0 11)) (.cse0 (= ~a12~0 9)) (.cse2 (<= ~a12~0 7)) (.cse6 (= ~a12~0 8)) (.cse3 (<= ~a18~0 134)) (.cse1 (<= ~a16~0 8)) (.cse11 (<= 11 ~a16~0)) (.cse10 (<= ~a12~0 5)) (.cse5 (<= ~a15~0 3))) (or (and .cse0 .cse1) (and (= ~a15~0 4) .cse2 .cse3 (not (= 3 ULTIMATE.start_calculate_output_~input)) (= ~a16~0 8)) (and .cse4 .cse5) (and .cse4 .cse6 .cse3) (and .cse0 .cse7 .cse5) (and .cse8 .cse5) (and .cse0 .cse4 .cse3) (and .cse1 .cse5) (and .cse6 .cse5) (and (<= 4 ~a15~0) .cse9 .cse10) (and .cse4 .cse2) (and .cse2 .cse7 .cse5) (and (= ~a15~0 3) .cse3 .cse10) (and .cse8 .cse9) (and .cse11 .cse0 .cse5) (and .cse11 .cse2 .cse3 .cse5) (and .cse6 .cse3 .cse1) (and .cse11 .cse10 .cse5))) [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,787 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L277 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,788 INFO L274 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,789 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,790 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L270 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse0 (= ~a12~0 9)) (.cse6 (= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 87) 0)) (.cse9 (= ~a12~0 6)) (.cse10 (<= ~a16~0 11)) (.cse4 (<= ~a12~0 7)) (.cse7 (= ~a12~0 8)) (.cse5 (<= ~a18~0 134)) (.cse3 (<= ~a16~0 8)) (.cse1 (<= 11 ~a16~0)) (.cse11 (<= ~a12~0 5)) (.cse2 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3) (and (= ~a15~0 4) .cse4 .cse5 (not (= 3 ULTIMATE.start_calculate_output_~input)) (= ~a16~0 8)) (and .cse6 .cse2) (and .cse6 .cse7 .cse5) (and .cse0 .cse8 .cse2) (and .cse9 .cse2) (and .cse0 .cse6 .cse5) (and .cse3 .cse2) (and .cse7 .cse2) (and (<= 4 ~a15~0) .cse10 .cse11) (and .cse6 .cse4) (and .cse4 .cse8 .cse2) (and (= ~a15~0 3) .cse5 .cse11) (and .cse9 .cse10) (and .cse1 .cse4 .cse5 .cse2) (and .cse7 .cse5 .cse3) (and .cse1 .cse11 .cse2))) [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,791 INFO L274 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,792 INFO L274 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,793 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,794 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,795 INFO L274 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,796 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,797 INFO L274 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,798 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,799 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,800 INFO L274 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 20:37:44,801 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,802 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,803 INFO L274 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 20:37:44,804 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,805 INFO L274 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,806 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,807 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,808 INFO L274 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,809 INFO L274 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 20:37:44,810 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-11-29 20:37:44,811 INFO L274 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,812 INFO L274 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,812 INFO L274 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-11-29 20:37:44,812 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 20:37:44,812 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 20:37:44,812 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 20:37:44,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 08:37:44 BoogieIcfgContainer [2020-11-29 20:37:44,854 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 20:37:44,855 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:37:44,855 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:37:44,855 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:37:44,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:36:37" (3/4) ... [2020-11-29 20:37:44,858 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:37:44,893 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 20:37:44,896 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 20:37:44,900 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:37:44,903 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:37:45,192 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e775aeef-44b5-4eb1-85f1-634b24e02c95/bin/uautomizer/witness.graphml [2020-11-29 20:37:45,192 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:37:45,194 INFO L168 Benchmark]: Toolchain (without parser) took 71991.19 ms. Allocated memory was 109.1 MB in the beginning and 3.8 GB in the end (delta: 3.7 GB). Free memory was 78.1 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. [2020-11-29 20:37:45,194 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:37:45,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1258.04 ms. Allocated memory is still 109.1 MB. Free memory was 77.9 MB in the beginning and 64.4 MB in the end (delta: 13.5 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:37:45,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.74 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 64.4 MB in the beginning and 96.3 MB in the end (delta: -32.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:37:45,196 INFO L168 Benchmark]: Boogie Preprocessor took 237.22 ms. Allocated memory is still 138.4 MB. Free memory was 96.3 MB in the beginning and 81.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:37:45,196 INFO L168 Benchmark]: RCFGBuilder took 3053.33 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 81.4 MB in the beginning and 130.5 MB in the end (delta: -49.1 MB). Peak memory consumption was 66.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:37:45,196 INFO L168 Benchmark]: TraceAbstraction took 66870.27 ms. Allocated memory was 203.4 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 129.5 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. [2020-11-29 20:37:45,197 INFO L168 Benchmark]: Witness Printer took 338.21 ms. Allocated memory is still 3.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:37:45,199 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 39.8 MB in the beginning and 39.7 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1258.04 ms. Allocated memory is still 109.1 MB. Free memory was 77.9 MB in the beginning and 64.4 MB in the end (delta: 13.5 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 224.74 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 64.4 MB in the beginning and 96.3 MB in the end (delta: -32.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 237.22 ms. Allocated memory is still 138.4 MB. Free memory was 96.3 MB in the beginning and 81.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3053.33 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 81.4 MB in the beginning and 130.5 MB in the end (delta: -49.1 MB). Peak memory consumption was 66.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 66870.27 ms. Allocated memory was 203.4 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 129.5 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.1 GB. * Witness Printer took 338.21 ms. Allocated memory is still 3.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: 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: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((a12 == 9 && a16 <= 8) || ((((a15 == 4 && a12 <= 7) && a18 <= 134) && !(3 == input)) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a12 == 6 && a15 <= 3)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (a16 == 9 && a12 <= 7)) || ((a12 <= 7 && a18 + 87 <= 0) && a15 <= 3)) || ((a15 == 3 && a18 <= 134) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || ((11 <= a16 && a12 == 9) && a15 <= 3)) || (((11 <= a16 && a12 <= 7) && a18 <= 134) && a15 <= 3)) || ((a12 == 8 && a18 <= 134) && a16 <= 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((a12 == 9 && 11 <= a16) && a15 <= 3) || (a12 == 9 && a16 <= 8)) || ((((a15 == 4 && a12 <= 7) && a18 <= 134) && !(3 == input)) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a12 == 6 && a15 <= 3)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (a16 == 9 && a12 <= 7)) || ((a12 <= 7 && a18 + 87 <= 0) && a15 <= 3)) || ((a15 == 3 && a18 <= 134) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || (((11 <= a16 && a12 <= 7) && a18 <= 134) && a15 <= 3)) || ((a12 == 8 && a18 <= 134) && a16 <= 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((((((((((a12 == 9 && 11 <= a16) && a15 <= 3) || (a12 == 9 && a16 <= 8)) || ((((a15 == 4 && a12 <= 7) && a18 <= 134) && !(3 == input)) && a16 == 8)) || (a16 == 9 && a15 <= 3)) || ((a16 == 9 && a12 == 8) && a18 <= 134)) || ((a12 == 9 && a18 + 87 <= 0) && a15 <= 3)) || (a12 == 6 && a15 <= 3)) || ((a12 == 9 && a16 == 9) && a18 <= 134)) || (a16 <= 8 && a15 <= 3)) || (a12 == 8 && a15 <= 3)) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (a16 == 9 && a12 <= 7)) || ((a12 <= 7 && a18 + 87 <= 0) && a15 <= 3)) || ((a15 == 3 && a18 <= 134) && a12 <= 5)) || (a12 == 6 && a16 <= 11)) || (((11 <= a16 && a12 <= 7) && a18 <= 134) && a15 <= 3)) || ((a12 == 8 && a18 <= 134) && a16 <= 8)) || ((11 <= a16 && a12 <= 5) && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 64.4s, OverallIterations: 17, TraceHistogramMax: 11, AutomataDifference: 30.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4868 SDtfs, 5459 SDslu, 379 SDs, 0 SdLazy, 19648 SolverSat, 2743 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4343 GetRequests, 4304 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13164occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 17 MinimizatonAttempts, 4434 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 183 NumberOfFragments, 523 HoareAnnotationTreeSize, 4 FomulaSimplifications, 11240 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1633 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 11.8s InterpolantComputationTime, 18582 NumberOfCodeBlocks, 18582 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 18562 ConstructedInterpolants, 0 QuantifiedInterpolants, 62825871 SizeOfPredicates, 3 NumberOfNonLiveVariables, 5030 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 42440/44213 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...