./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label53.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_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label53.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/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 2fb75a84d1c7fa6d4b9a83044dc9217028394d23 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:57:19,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:57:19,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:57:19,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:57:19,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:57:19,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:57:19,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:57:19,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:57:19,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:57:19,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:57:19,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:57:19,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:57:19,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:57:19,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:57:19,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:57:19,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:57:19,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:57:19,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:57:19,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:57:19,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:57:19,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:57:19,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:57:19,717 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:57:19,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:57:19,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:57:19,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:57:19,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:57:19,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:57:19,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:57:19,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:57:19,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:57:19,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:57:19,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:57:19,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:57:19,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:57:19,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:57:19,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:57:19,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:57:19,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:57:19,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:57:19,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:57:19,736 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 23:57:19,761 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:57:19,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:57:19,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:57:19,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:57:19,764 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:57:19,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:57:19,765 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:57:19,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:57:19,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:57:19,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:57:19,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:57:19,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:57:19,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:57:19,768 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:57:19,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:57:19,768 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:57:19,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:57:19,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:57:19,770 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:57:19,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:57:19,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 23:57:19,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:57:19,771 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:57:19,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:57:19,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:57:19,772 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:57:19,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:57:19,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:57:19,773 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:57:19,774 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_f1647c70-8a65-4acb-b958-292609ba0551/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fb75a84d1c7fa6d4b9a83044dc9217028394d23 [2020-11-29 23:57:20,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:57:20,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:57:20,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:57:20,030 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:57:20,031 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:57:20,032 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2020-11-29 23:57:20,118 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/data/17c5761e3/48051a2ac9d642a584d3edd9913843ae/FLAG610c557ae [2020-11-29 23:57:20,791 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:57:20,791 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2020-11-29 23:57:20,813 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/data/17c5761e3/48051a2ac9d642a584d3edd9913843ae/FLAG610c557ae [2020-11-29 23:57:20,984 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/data/17c5761e3/48051a2ac9d642a584d3edd9913843ae [2020-11-29 23:57:20,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:57:20,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:57:20,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:57:20,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:57:20,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:57:20,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:57:20" (1/1) ... [2020-11-29 23:57:21,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bdb383f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:20, skipping insertion in model container [2020-11-29 23:57:21,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:57:20" (1/1) ... [2020-11-29 23:57:21,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:57:21,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:57:21,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:57:21,958 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:57:22,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:57:22,309 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:57:22,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22 WrapperNode [2020-11-29 23:57:22,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:57:22,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:57:22,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:57:22,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:57:22,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:57:22,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:57:22,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:57:22,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:57:22,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... [2020-11-29 23:57:22,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:57:22,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:57:22,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:57:22,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:57:22,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/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 23:57:23,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:57:23,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:57:23,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:57:23,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:57:26,860 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:57:26,860 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 23:57:26,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:26 BoogieIcfgContainer [2020-11-29 23:57:26,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:57:26,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 23:57:26,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 23:57:26,871 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 23:57:26,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 11:57:20" (1/3) ... [2020-11-29 23:57:26,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbf4ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:57:26, skipping insertion in model container [2020-11-29 23:57:26,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:22" (2/3) ... [2020-11-29 23:57:26,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbf4ce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:57:26, skipping insertion in model container [2020-11-29 23:57:26,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:26" (3/3) ... [2020-11-29 23:57:26,874 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label53.c [2020-11-29 23:57:26,885 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 23:57:26,890 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 23:57:26,903 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 23:57:26,946 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 23:57:26,946 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 23:57:26,947 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 23:57:26,947 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:57:26,947 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:57:26,947 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 23:57:26,947 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:57:26,947 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 23:57:26,980 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-11-29 23:57:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 23:57:26,988 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:26,989 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] [2020-11-29 23:57:26,990 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:26,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:26,997 INFO L82 PathProgramCache]: Analyzing trace with hash 433832817, now seen corresponding path program 1 times [2020-11-29 23:57:27,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:27,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204066179] [2020-11-29 23:57:27,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:27,367 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 23:57:27,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204066179] [2020-11-29 23:57:27,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:57:27,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:57:27,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765898317] [2020-11-29 23:57:27,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:27,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:27,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:27,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:57:27,392 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 3 states. [2020-11-29 23:57:30,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:30,938 INFO L93 Difference]: Finished difference Result 1156 states and 2107 transitions. [2020-11-29 23:57:30,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:30,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-11-29 23:57:30,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:30,970 INFO L225 Difference]: With dead ends: 1156 [2020-11-29 23:57:30,971 INFO L226 Difference]: Without dead ends: 667 [2020-11-29 23:57:30,976 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 23:57:30,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2020-11-29 23:57:31,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2020-11-29 23:57:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-11-29 23:57:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2020-11-29 23:57:31,084 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 47 [2020-11-29 23:57:31,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:31,084 INFO L481 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2020-11-29 23:57:31,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2020-11-29 23:57:31,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-11-29 23:57:31,090 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:31,091 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:57:31,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 23:57:31,091 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:31,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:31,092 INFO L82 PathProgramCache]: Analyzing trace with hash -457625225, now seen corresponding path program 1 times [2020-11-29 23:57:31,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:31,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696855695] [2020-11-29 23:57:31,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:31,328 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:31,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696855695] [2020-11-29 23:57:31,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:57:31,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:57:31,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3078515] [2020-11-29 23:57:31,331 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:31,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:31,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:31,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:57:31,334 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand 3 states. [2020-11-29 23:57:34,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:34,637 INFO L93 Difference]: Finished difference Result 1953 states and 2893 transitions. [2020-11-29 23:57:34,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:34,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-11-29 23:57:34,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:34,645 INFO L225 Difference]: With dead ends: 1953 [2020-11-29 23:57:34,646 INFO L226 Difference]: Without dead ends: 1290 [2020-11-29 23:57:34,648 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 23:57:34,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2020-11-29 23:57:34,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1282. [2020-11-29 23:57:34,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1282 states. [2020-11-29 23:57:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1791 transitions. [2020-11-29 23:57:34,689 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1791 transitions. Word has length 122 [2020-11-29 23:57:34,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:34,690 INFO L481 AbstractCegarLoop]: Abstraction has 1282 states and 1791 transitions. [2020-11-29 23:57:34,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1791 transitions. [2020-11-29 23:57:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-11-29 23:57:34,696 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:34,697 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:57:34,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 23:57:34,697 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:34,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:34,698 INFO L82 PathProgramCache]: Analyzing trace with hash -1686922495, now seen corresponding path program 1 times [2020-11-29 23:57:34,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:34,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572507400] [2020-11-29 23:57:34,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:34,821 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:34,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572507400] [2020-11-29 23:57:34,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:57:34,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:57:34,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569032356] [2020-11-29 23:57:34,823 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:34,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:34,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:34,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:57:34,824 INFO L87 Difference]: Start difference. First operand 1282 states and 1791 transitions. Second operand 3 states. [2020-11-29 23:57:37,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:37,609 INFO L93 Difference]: Finished difference Result 3764 states and 5260 transitions. [2020-11-29 23:57:37,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:37,610 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2020-11-29 23:57:37,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:37,628 INFO L225 Difference]: With dead ends: 3764 [2020-11-29 23:57:37,628 INFO L226 Difference]: Without dead ends: 2484 [2020-11-29 23:57:37,632 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 23:57:37,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2020-11-29 23:57:37,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2020-11-29 23:57:37,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2182 states. [2020-11-29 23:57:37,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2794 transitions. [2020-11-29 23:57:37,709 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2794 transitions. Word has length 126 [2020-11-29 23:57:37,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:37,712 INFO L481 AbstractCegarLoop]: Abstraction has 2182 states and 2794 transitions. [2020-11-29 23:57:37,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:37,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2794 transitions. [2020-11-29 23:57:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-11-29 23:57:37,731 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:37,731 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 23:57:37,732 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 23:57:37,732 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:37,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:37,733 INFO L82 PathProgramCache]: Analyzing trace with hash -389216308, now seen corresponding path program 1 times [2020-11-29 23:57:37,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:37,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118066010] [2020-11-29 23:57:37,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:38,076 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-29 23:57:38,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118066010] [2020-11-29 23:57:38,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:57:38,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:57:38,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874299772] [2020-11-29 23:57:38,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:38,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:38,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:38,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:57:38,079 INFO L87 Difference]: Start difference. First operand 2182 states and 2794 transitions. Second operand 3 states. [2020-11-29 23:57:40,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:40,464 INFO L93 Difference]: Finished difference Result 6166 states and 7958 transitions. [2020-11-29 23:57:40,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:40,465 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2020-11-29 23:57:40,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:40,487 INFO L225 Difference]: With dead ends: 6166 [2020-11-29 23:57:40,487 INFO L226 Difference]: Without dead ends: 3986 [2020-11-29 23:57:40,491 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 23:57:40,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2020-11-29 23:57:40,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2020-11-29 23:57:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3682 states. [2020-11-29 23:57:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4489 transitions. [2020-11-29 23:57:40,575 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4489 transitions. Word has length 217 [2020-11-29 23:57:40,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:40,577 INFO L481 AbstractCegarLoop]: Abstraction has 3682 states and 4489 transitions. [2020-11-29 23:57:40,577 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4489 transitions. [2020-11-29 23:57:40,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-11-29 23:57:40,586 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:40,587 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:57:40,587 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 23:57:40,587 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:40,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:40,588 INFO L82 PathProgramCache]: Analyzing trace with hash -748957728, now seen corresponding path program 1 times [2020-11-29 23:57:40,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:40,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935285443] [2020-11-29 23:57:40,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 23:57:41,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935285443] [2020-11-29 23:57:41,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:57:41,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:57:41,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335203260] [2020-11-29 23:57:41,142 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:41,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:41,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:41,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:57:41,143 INFO L87 Difference]: Start difference. First operand 3682 states and 4489 transitions. Second operand 3 states. [2020-11-29 23:57:43,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:43,131 INFO L93 Difference]: Finished difference Result 7661 states and 9287 transitions. [2020-11-29 23:57:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:43,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 319 [2020-11-29 23:57:43,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:43,156 INFO L225 Difference]: With dead ends: 7661 [2020-11-29 23:57:43,156 INFO L226 Difference]: Without dead ends: 3981 [2020-11-29 23:57:43,161 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 23:57:43,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2020-11-29 23:57:43,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2020-11-29 23:57:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3981 states. [2020-11-29 23:57:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4794 transitions. [2020-11-29 23:57:43,253 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4794 transitions. Word has length 319 [2020-11-29 23:57:43,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:43,254 INFO L481 AbstractCegarLoop]: Abstraction has 3981 states and 4794 transitions. [2020-11-29 23:57:43,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4794 transitions. [2020-11-29 23:57:43,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 23:57:43,260 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:43,261 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:57:43,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 23:57:43,261 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:43,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:43,262 INFO L82 PathProgramCache]: Analyzing trace with hash -989968749, now seen corresponding path program 1 times [2020-11-29 23:57:43,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:43,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039147395] [2020-11-29 23:57:43,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-11-29 23:57:43,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039147395] [2020-11-29 23:57:43,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:57:43,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:57:43,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832024670] [2020-11-29 23:57:43,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:43,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:43,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:43,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:57:43,536 INFO L87 Difference]: Start difference. First operand 3981 states and 4794 transitions. Second operand 3 states. [2020-11-29 23:57:46,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:46,274 INFO L93 Difference]: Finished difference Result 9465 states and 11668 transitions. [2020-11-29 23:57:46,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:46,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 334 [2020-11-29 23:57:46,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:46,305 INFO L225 Difference]: With dead ends: 9465 [2020-11-29 23:57:46,305 INFO L226 Difference]: Without dead ends: 5785 [2020-11-29 23:57:46,311 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 23:57:46,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2020-11-29 23:57:46,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2020-11-29 23:57:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5783 states. [2020-11-29 23:57:46,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6749 transitions. [2020-11-29 23:57:46,446 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6749 transitions. Word has length 334 [2020-11-29 23:57:46,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:46,451 INFO L481 AbstractCegarLoop]: Abstraction has 5783 states and 6749 transitions. [2020-11-29 23:57:46,451 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:46,451 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6749 transitions. [2020-11-29 23:57:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2020-11-29 23:57:46,461 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:46,462 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:57:46,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 23:57:46,462 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:46,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:46,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1658078926, now seen corresponding path program 1 times [2020-11-29 23:57:46,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:46,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051395139] [2020-11-29 23:57:46,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:46,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:47,623 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 89 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:47,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051395139] [2020-11-29 23:57:47,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [548727252] [2020-11-29 23:57:47,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/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 23:57:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:47,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 23:57:47,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:57:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:48,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 23:57:48,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 23:57:48,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989003514] [2020-11-29 23:57:48,198 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:48,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:48,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:48,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-29 23:57:48,199 INFO L87 Difference]: Start difference. First operand 5783 states and 6749 transitions. Second operand 3 states. [2020-11-29 23:57:50,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:50,849 INFO L93 Difference]: Finished difference Result 13366 states and 15911 transitions. [2020-11-29 23:57:50,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:50,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 393 [2020-11-29 23:57:50,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:50,893 INFO L225 Difference]: With dead ends: 13366 [2020-11-29 23:57:50,893 INFO L226 Difference]: Without dead ends: 7884 [2020-11-29 23:57:50,901 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 392 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-29 23:57:50,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2020-11-29 23:57:51,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 7281. [2020-11-29 23:57:51,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7281 states. [2020-11-29 23:57:51,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7281 states to 7281 states and 8455 transitions. [2020-11-29 23:57:51,066 INFO L78 Accepts]: Start accepts. Automaton has 7281 states and 8455 transitions. Word has length 393 [2020-11-29 23:57:51,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:51,067 INFO L481 AbstractCegarLoop]: Abstraction has 7281 states and 8455 transitions. [2020-11-29 23:57:51,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 7281 states and 8455 transitions. [2020-11-29 23:57:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2020-11-29 23:57:51,080 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:51,081 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:57:51,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-11-29 23:57:51,306 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:51,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:51,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1199225257, now seen corresponding path program 1 times [2020-11-29 23:57:51,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:51,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485520022] [2020-11-29 23:57:51,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:51,816 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2020-11-29 23:57:51,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485520022] [2020-11-29 23:57:51,817 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:57:51,817 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:57:51,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362538222] [2020-11-29 23:57:51,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:51,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:51,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:51,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:57:51,819 INFO L87 Difference]: Start difference. First operand 7281 states and 8455 transitions. Second operand 3 states. [2020-11-29 23:57:54,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:54,832 INFO L93 Difference]: Finished difference Result 16059 states and 18979 transitions. [2020-11-29 23:57:54,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:54,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 498 [2020-11-29 23:57:54,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:54,866 INFO L225 Difference]: With dead ends: 16059 [2020-11-29 23:57:54,866 INFO L226 Difference]: Without dead ends: 9079 [2020-11-29 23:57:54,875 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 23:57:54,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9079 states. [2020-11-29 23:57:55,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9079 to 9078. [2020-11-29 23:57:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9078 states. [2020-11-29 23:57:55,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9078 states to 9078 states and 10394 transitions. [2020-11-29 23:57:55,022 INFO L78 Accepts]: Start accepts. Automaton has 9078 states and 10394 transitions. Word has length 498 [2020-11-29 23:57:55,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:55,023 INFO L481 AbstractCegarLoop]: Abstraction has 9078 states and 10394 transitions. [2020-11-29 23:57:55,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:55,023 INFO L276 IsEmpty]: Start isEmpty. Operand 9078 states and 10394 transitions. [2020-11-29 23:57:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2020-11-29 23:57:55,037 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:55,038 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:57:55,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 23:57:55,038 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:55,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:55,039 INFO L82 PathProgramCache]: Analyzing trace with hash 225176188, now seen corresponding path program 1 times [2020-11-29 23:57:55,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:55,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305295472] [2020-11-29 23:57:55,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 419 proven. 39 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 23:57:55,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305295472] [2020-11-29 23:57:55,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912528981] [2020-11-29 23:57:55,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/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 23:57:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:56,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 23:57:56,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:57:56,471 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 368 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-11-29 23:57:56,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 23:57:56,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 23:57:56,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853264475] [2020-11-29 23:57:56,473 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:57:56,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:57:56,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:57:56,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 23:57:56,474 INFO L87 Difference]: Start difference. First operand 9078 states and 10394 transitions. Second operand 3 states. [2020-11-29 23:57:59,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:57:59,156 INFO L93 Difference]: Finished difference Result 20546 states and 23798 transitions. [2020-11-29 23:57:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:57:59,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 523 [2020-11-29 23:57:59,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:57:59,194 INFO L225 Difference]: With dead ends: 20546 [2020-11-29 23:57:59,194 INFO L226 Difference]: Without dead ends: 11769 [2020-11-29 23:57:59,205 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 522 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 23:57:59,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11769 states. [2020-11-29 23:57:59,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11769 to 7577. [2020-11-29 23:57:59,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7577 states. [2020-11-29 23:57:59,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7577 states to 7577 states and 8789 transitions. [2020-11-29 23:57:59,420 INFO L78 Accepts]: Start accepts. Automaton has 7577 states and 8789 transitions. Word has length 523 [2020-11-29 23:57:59,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:57:59,421 INFO L481 AbstractCegarLoop]: Abstraction has 7577 states and 8789 transitions. [2020-11-29 23:57:59,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:57:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 7577 states and 8789 transitions. [2020-11-29 23:57:59,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2020-11-29 23:57:59,440 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:57:59,441 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, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 23:57:59,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 23:57:59,654 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:57:59,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:59,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1859037557, now seen corresponding path program 1 times [2020-11-29 23:57:59,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:57:59,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458878863] [2020-11-29 23:57:59,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:57:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 545 proven. 39 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2020-11-29 23:58:00,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458878863] [2020-11-29 23:58:00,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804441501] [2020-11-29 23:58:00,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/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 23:58:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:00,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 23:58:00,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:58:01,307 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2020-11-29 23:58:01,308 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 23:58:01,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 23:58:01,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949687774] [2020-11-29 23:58:01,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 23:58:01,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:01,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 23:58:01,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 23:58:01,311 INFO L87 Difference]: Start difference. First operand 7577 states and 8789 transitions. Second operand 4 states. [2020-11-29 23:58:04,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:04,077 INFO L93 Difference]: Finished difference Result 16051 states and 18579 transitions. [2020-11-29 23:58:04,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 23:58:04,078 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 574 [2020-11-29 23:58:04,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:04,096 INFO L225 Difference]: With dead ends: 16051 [2020-11-29 23:58:04,096 INFO L226 Difference]: Without dead ends: 8476 [2020-11-29 23:58:04,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 572 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 23:58:04,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2020-11-29 23:58:04,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 8176. [2020-11-29 23:58:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8176 states. [2020-11-29 23:58:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8176 states to 8176 states and 9407 transitions. [2020-11-29 23:58:04,243 INFO L78 Accepts]: Start accepts. Automaton has 8176 states and 9407 transitions. Word has length 574 [2020-11-29 23:58:04,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:04,244 INFO L481 AbstractCegarLoop]: Abstraction has 8176 states and 9407 transitions. [2020-11-29 23:58:04,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 23:58:04,244 INFO L276 IsEmpty]: Start isEmpty. Operand 8176 states and 9407 transitions. [2020-11-29 23:58:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2020-11-29 23:58:04,255 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:04,256 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:04,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-29 23:58:04,470 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:04,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:04,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1824471174, now seen corresponding path program 1 times [2020-11-29 23:58:04,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:04,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603873493] [2020-11-29 23:58:04,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:04,958 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2020-11-29 23:58:04,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603873493] [2020-11-29 23:58:04,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:04,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:04,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228269856] [2020-11-29 23:58:04,959 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:04,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:04,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:04,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:04,961 INFO L87 Difference]: Start difference. First operand 8176 states and 9407 transitions. Second operand 3 states. [2020-11-29 23:58:07,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:07,871 INFO L93 Difference]: Finished difference Result 19665 states and 22800 transitions. [2020-11-29 23:58:07,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:07,872 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 574 [2020-11-29 23:58:07,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:07,894 INFO L225 Difference]: With dead ends: 19665 [2020-11-29 23:58:07,894 INFO L226 Difference]: Without dead ends: 11491 [2020-11-29 23:58:07,902 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 23:58:07,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11491 states. [2020-11-29 23:58:08,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11491 to 8178. [2020-11-29 23:58:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8178 states. [2020-11-29 23:58:08,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8178 states to 8178 states and 9410 transitions. [2020-11-29 23:58:08,020 INFO L78 Accepts]: Start accepts. Automaton has 8178 states and 9410 transitions. Word has length 574 [2020-11-29 23:58:08,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:08,021 INFO L481 AbstractCegarLoop]: Abstraction has 8178 states and 9410 transitions. [2020-11-29 23:58:08,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:08,021 INFO L276 IsEmpty]: Start isEmpty. Operand 8178 states and 9410 transitions. [2020-11-29 23:58:08,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2020-11-29 23:58:08,029 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:08,030 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:58:08,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 23:58:08,030 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:08,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:08,031 INFO L82 PathProgramCache]: Analyzing trace with hash -503601371, now seen corresponding path program 1 times [2020-11-29 23:58:08,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:08,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940683033] [2020-11-29 23:58:08,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:08,512 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2020-11-29 23:58:08,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940683033] [2020-11-29 23:58:08,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:08,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:08,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207747272] [2020-11-29 23:58:08,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:08,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:08,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:08,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:08,514 INFO L87 Difference]: Start difference. First operand 8178 states and 9410 transitions. Second operand 3 states. [2020-11-29 23:58:12,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:12,969 INFO L93 Difference]: Finished difference Result 22033 states and 25445 transitions. [2020-11-29 23:58:12,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:12,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 582 [2020-11-29 23:58:12,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:13,000 INFO L225 Difference]: With dead ends: 22033 [2020-11-29 23:58:13,000 INFO L226 Difference]: Without dead ends: 11166 [2020-11-29 23:58:13,012 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 23:58:13,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11166 states. [2020-11-29 23:58:13,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11166 to 11166. [2020-11-29 23:58:13,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11166 states. [2020-11-29 23:58:13,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11166 states to 11166 states and 12228 transitions. [2020-11-29 23:58:13,159 INFO L78 Accepts]: Start accepts. Automaton has 11166 states and 12228 transitions. Word has length 582 [2020-11-29 23:58:13,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:13,160 INFO L481 AbstractCegarLoop]: Abstraction has 11166 states and 12228 transitions. [2020-11-29 23:58:13,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 11166 states and 12228 transitions. [2020-11-29 23:58:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2020-11-29 23:58:13,170 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:13,171 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:58:13,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 23:58:13,171 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:13,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:13,172 INFO L82 PathProgramCache]: Analyzing trace with hash -147213784, now seen corresponding path program 1 times [2020-11-29 23:58:13,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:13,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883187977] [2020-11-29 23:58:13,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-11-29 23:58:13,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883187977] [2020-11-29 23:58:13,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:13,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:13,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040238190] [2020-11-29 23:58:13,688 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:13,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:13,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:13,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:13,689 INFO L87 Difference]: Start difference. First operand 11166 states and 12228 transitions. Second operand 3 states. [2020-11-29 23:58:18,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:18,080 INFO L93 Difference]: Finished difference Result 27111 states and 29918 transitions. [2020-11-29 23:58:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:18,081 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 585 [2020-11-29 23:58:18,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:18,103 INFO L225 Difference]: With dead ends: 27111 [2020-11-29 23:58:18,103 INFO L226 Difference]: Without dead ends: 14153 [2020-11-29 23:58:18,113 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 23:58:18,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14153 states. [2020-11-29 23:58:18,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14153 to 14153. [2020-11-29 23:58:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14153 states. [2020-11-29 23:58:18,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14153 states to 14153 states and 15289 transitions. [2020-11-29 23:58:18,387 INFO L78 Accepts]: Start accepts. Automaton has 14153 states and 15289 transitions. Word has length 585 [2020-11-29 23:58:18,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:18,388 INFO L481 AbstractCegarLoop]: Abstraction has 14153 states and 15289 transitions. [2020-11-29 23:58:18,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:18,388 INFO L276 IsEmpty]: Start isEmpty. Operand 14153 states and 15289 transitions. [2020-11-29 23:58:18,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2020-11-29 23:58:18,422 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:18,423 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, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:58:18,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 23:58:18,423 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:18,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:18,424 INFO L82 PathProgramCache]: Analyzing trace with hash 1710802149, now seen corresponding path program 1 times [2020-11-29 23:58:18,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:18,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896010747] [2020-11-29 23:58:18,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:19,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1420 backedges. 1067 proven. 0 refuted. 0 times theorem prover too weak. 353 trivial. 0 not checked. [2020-11-29 23:58:19,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896010747] [2020-11-29 23:58:19,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:19,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:19,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148727710] [2020-11-29 23:58:19,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:19,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:19,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:19,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:19,418 INFO L87 Difference]: Start difference. First operand 14153 states and 15289 transitions. Second operand 3 states. [2020-11-29 23:58:23,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:23,477 INFO L93 Difference]: Finished difference Result 28305 states and 30578 transitions. [2020-11-29 23:58:23,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:23,491 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 919 [2020-11-29 23:58:23,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:23,511 INFO L225 Difference]: With dead ends: 28305 [2020-11-29 23:58:23,511 INFO L226 Difference]: Without dead ends: 14154 [2020-11-29 23:58:23,519 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 23:58:23,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14154 states. [2020-11-29 23:58:23,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14154 to 14153. [2020-11-29 23:58:23,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14153 states. [2020-11-29 23:58:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14153 states to 14153 states and 15215 transitions. [2020-11-29 23:58:23,674 INFO L78 Accepts]: Start accepts. Automaton has 14153 states and 15215 transitions. Word has length 919 [2020-11-29 23:58:23,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:23,675 INFO L481 AbstractCegarLoop]: Abstraction has 14153 states and 15215 transitions. [2020-11-29 23:58:23,675 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:23,676 INFO L276 IsEmpty]: Start isEmpty. Operand 14153 states and 15215 transitions. [2020-11-29 23:58:23,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2020-11-29 23:58:23,696 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:23,697 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, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:58:23,697 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 23:58:23,697 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:23,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:23,698 INFO L82 PathProgramCache]: Analyzing trace with hash -353527313, now seen corresponding path program 1 times [2020-11-29 23:58:23,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:23,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722773367] [2020-11-29 23:58:23,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1434 backedges. 756 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2020-11-29 23:58:24,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722773367] [2020-11-29 23:58:24,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:24,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:24,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403811044] [2020-11-29 23:58:24,590 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:24,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:24,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:24,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:24,591 INFO L87 Difference]: Start difference. First operand 14153 states and 15215 transitions. Second operand 3 states. [2020-11-29 23:58:27,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:27,671 INFO L93 Difference]: Finished difference Result 34600 states and 37188 transitions. [2020-11-29 23:58:27,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:27,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 926 [2020-11-29 23:58:27,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:27,694 INFO L225 Difference]: With dead ends: 34600 [2020-11-29 23:58:27,694 INFO L226 Difference]: Without dead ends: 20449 [2020-11-29 23:58:27,703 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 23:58:27,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20449 states. [2020-11-29 23:58:27,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20449 to 17143. [2020-11-29 23:58:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17143 states. [2020-11-29 23:58:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17143 states to 17143 states and 18478 transitions. [2020-11-29 23:58:27,921 INFO L78 Accepts]: Start accepts. Automaton has 17143 states and 18478 transitions. Word has length 926 [2020-11-29 23:58:27,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:27,922 INFO L481 AbstractCegarLoop]: Abstraction has 17143 states and 18478 transitions. [2020-11-29 23:58:27,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 17143 states and 18478 transitions. [2020-11-29 23:58:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1460 [2020-11-29 23:58:27,958 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:27,959 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:27,960 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 23:58:27,960 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:27,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:27,961 INFO L82 PathProgramCache]: Analyzing trace with hash 542283767, now seen corresponding path program 1 times [2020-11-29 23:58:27,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:27,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879852102] [2020-11-29 23:58:27,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:29,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4547 backedges. 3315 proven. 0 refuted. 0 times theorem prover too weak. 1232 trivial. 0 not checked. [2020-11-29 23:58:29,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879852102] [2020-11-29 23:58:29,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:29,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:29,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290527970] [2020-11-29 23:58:29,987 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:29,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:29,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:29,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:29,988 INFO L87 Difference]: Start difference. First operand 17143 states and 18478 transitions. Second operand 3 states. [2020-11-29 23:58:33,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:33,819 INFO L93 Difference]: Finished difference Result 27348 states and 29163 transitions. [2020-11-29 23:58:33,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:33,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1459 [2020-11-29 23:58:33,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:33,821 INFO L225 Difference]: With dead ends: 27348 [2020-11-29 23:58:33,821 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 23:58:33,831 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 23:58:33,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 23:58:33,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 23:58:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 23:58:33,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 23:58:33,832 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1459 [2020-11-29 23:58:33,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:33,833 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:58:33,833 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:33,833 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 23:58:33,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 23:58:33,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-29 23:58:33,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 23:58:33,956 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 52 [2020-11-29 23:58:34,380 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-11-29 23:58:34,610 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-11-29 23:58:34,761 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-11-29 23:58:34,765 INFO L274 CegarLoopResult]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L896(lines 896 904) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,766 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,767 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,768 INFO L274 CegarLoopResult]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,769 INFO L274 CegarLoopResult]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L652(lines 652 661) no Hoare annotation was computed. [2020-11-29 23:58:34,770 INFO L274 CegarLoopResult]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 23:58:34,771 INFO L274 CegarLoopResult]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 23:58:34,772 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,773 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,774 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L804(lines 804 813) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L540(lines 540 551) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,775 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,776 INFO L274 CegarLoopResult]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,777 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,781 INFO L274 CegarLoopResult]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,781 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,781 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 23:58:34,782 INFO L274 CegarLoopResult]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,782 INFO L274 CegarLoopResult]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,782 INFO L274 CegarLoopResult]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,782 INFO L274 CegarLoopResult]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,782 INFO L274 CegarLoopResult]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,782 INFO L274 CegarLoopResult]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,782 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point L557(lines 557 566) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 23:58:34,783 INFO L274 CegarLoopResult]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,784 INFO L274 CegarLoopResult]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,784 INFO L274 CegarLoopResult]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,784 INFO L274 CegarLoopResult]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,784 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,784 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 23:58:34,784 INFO L274 CegarLoopResult]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,784 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,785 INFO L274 CegarLoopResult]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,785 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,785 INFO L274 CegarLoopResult]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,785 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-29 23:58:34,785 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,785 INFO L274 CegarLoopResult]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,785 INFO L274 CegarLoopResult]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,786 INFO L274 CegarLoopResult]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,786 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 23:58:34,786 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 23:58:34,786 INFO L274 CegarLoopResult]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,786 INFO L274 CegarLoopResult]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,786 INFO L274 CegarLoopResult]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,786 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,787 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,787 INFO L274 CegarLoopResult]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 23:58:34,787 INFO L274 CegarLoopResult]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 23:58:34,787 INFO L274 CegarLoopResult]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,787 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 23:58:34,787 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 23:58:34,787 INFO L274 CegarLoopResult]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,788 INFO L274 CegarLoopResult]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,788 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,788 INFO L274 CegarLoopResult]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,788 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,788 INFO L274 CegarLoopResult]: For program point L568(lines 568 578) no Hoare annotation was computed. [2020-11-29 23:58:34,788 INFO L274 CegarLoopResult]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2020-11-29 23:58:34,788 INFO L274 CegarLoopResult]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 23:58:34,789 INFO L274 CegarLoopResult]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 23:58:34,789 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,789 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,789 INFO L274 CegarLoopResult]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,789 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 23:58:34,789 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 23:58:34,789 INFO L274 CegarLoopResult]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,790 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,790 INFO L274 CegarLoopResult]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,790 INFO L274 CegarLoopResult]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,790 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,790 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,790 INFO L274 CegarLoopResult]: For program point L704(lines 704 716) no Hoare annotation was computed. [2020-11-29 23:58:34,790 INFO L274 CegarLoopResult]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2020-11-29 23:58:34,791 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 23:58:34,791 INFO L274 CegarLoopResult]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,791 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 23:58:34,791 INFO L274 CegarLoopResult]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,791 INFO L274 CegarLoopResult]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,791 INFO L274 CegarLoopResult]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,791 INFO L274 CegarLoopResult]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,792 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,792 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,792 INFO L274 CegarLoopResult]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,792 INFO L274 CegarLoopResult]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,792 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 23:58:34,792 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 23:58:34,792 INFO L274 CegarLoopResult]: For program point L840(lines 840 849) no Hoare annotation was computed. [2020-11-29 23:58:34,793 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2020-11-29 23:58:34,793 INFO L274 CegarLoopResult]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,793 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,793 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,793 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,794 INFO L270 CegarLoopResult]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse0 (< 0 (+ ~a4~0 86))) (.cse3 (= 5 ~a2~0)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse5 (= 3 ~a2~0)) (.cse4 (<= (+ ~a4~0 89) 0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= ~a2~0 1) .cse0 (<= ~a29~0 41)) (and .cse4 (< 0 (+ ~a0~0 61))) (and .cse4 .cse3) (and .cse5 .cse4) (and .cse4 .cse1) (and (<= (+ ~a29~0 18) 0) .cse4) (and .cse2 .cse5) (and (<= ~a2~0 2) .cse4))) [2020-11-29 23:58:34,794 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 23:58:34,794 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 23:58:34,794 INFO L274 CegarLoopResult]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,795 INFO L274 CegarLoopResult]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,795 INFO L274 CegarLoopResult]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,795 INFO L274 CegarLoopResult]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,795 INFO L274 CegarLoopResult]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,795 INFO L274 CegarLoopResult]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,795 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,795 INFO L274 CegarLoopResult]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 23:58:34,796 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,796 INFO L274 CegarLoopResult]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 23:58:34,796 INFO L277 CegarLoopResult]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2020-11-29 23:58:34,796 INFO L274 CegarLoopResult]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,796 INFO L274 CegarLoopResult]: For program point L317(lines 317 329) no Hoare annotation was computed. [2020-11-29 23:58:34,796 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2020-11-29 23:58:34,796 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 23:58:34,797 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 23:58:34,797 INFO L274 CegarLoopResult]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,797 INFO L274 CegarLoopResult]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,797 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,797 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,797 INFO L274 CegarLoopResult]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,798 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 23:58:34,798 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 23:58:34,798 INFO L274 CegarLoopResult]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,798 INFO L274 CegarLoopResult]: For program point L585(lines 585 596) no Hoare annotation was computed. [2020-11-29 23:58:34,798 INFO L274 CegarLoopResult]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2020-11-29 23:58:34,798 INFO L274 CegarLoopResult]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,798 INFO L274 CegarLoopResult]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,799 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 23:58:34,799 INFO L274 CegarLoopResult]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,799 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,799 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,799 INFO L274 CegarLoopResult]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,800 INFO L270 CegarLoopResult]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse0 (< 0 (+ ~a4~0 86))) (.cse3 (= 5 ~a2~0)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse5 (= 3 ~a2~0)) (.cse4 (<= (+ ~a4~0 89) 0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= ~a2~0 1) .cse0 (<= ~a29~0 41)) (and .cse4 (< 0 (+ ~a0~0 61))) (and .cse4 .cse3) (and .cse5 .cse4) (and .cse4 .cse1) (and (<= (+ ~a29~0 18) 0) .cse4) (and .cse2 .cse5) (and (<= ~a2~0 2) .cse4))) [2020-11-29 23:58:34,800 INFO L274 CegarLoopResult]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,800 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 23:58:34,800 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 23:58:34,800 INFO L274 CegarLoopResult]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,800 INFO L274 CegarLoopResult]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,800 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,801 INFO L274 CegarLoopResult]: For program point L1781(line 1781) no Hoare annotation was computed. [2020-11-29 23:58:34,802 INFO L274 CegarLoopResult]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,802 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,802 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,802 INFO L274 CegarLoopResult]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,802 INFO L274 CegarLoopResult]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,802 INFO L274 CegarLoopResult]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,803 INFO L274 CegarLoopResult]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,804 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 23:58:34,804 INFO L274 CegarLoopResult]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,804 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 23:58:34,804 INFO L274 CegarLoopResult]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,804 INFO L274 CegarLoopResult]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,804 INFO L274 CegarLoopResult]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,804 INFO L274 CegarLoopResult]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,805 INFO L274 CegarLoopResult]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,806 INFO L274 CegarLoopResult]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,806 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,806 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,806 INFO L274 CegarLoopResult]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,806 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 23:58:34,806 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 23:58:34,806 INFO L274 CegarLoopResult]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L605(lines 605 615) no Hoare annotation was computed. [2020-11-29 23:58:34,807 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,808 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,809 INFO L274 CegarLoopResult]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,809 INFO L270 CegarLoopResult]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse0 (< 0 (+ ~a4~0 86))) (.cse3 (= 5 ~a2~0)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse5 (= 3 ~a2~0)) (.cse4 (<= (+ ~a4~0 89) 0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= ~a2~0 1) .cse0 (<= ~a29~0 41)) (and .cse4 (< 0 (+ ~a0~0 61))) (and .cse4 .cse3) (and .cse5 .cse4) (and .cse4 .cse1) (and (<= (+ ~a29~0 18) 0) .cse4) (and .cse2 .cse5) (and (<= ~a2~0 2) .cse4))) [2020-11-29 23:58:34,809 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 23:58:34,809 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 23:58:34,809 INFO L274 CegarLoopResult]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,810 INFO L274 CegarLoopResult]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,810 INFO L274 CegarLoopResult]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,810 INFO L274 CegarLoopResult]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,810 INFO L274 CegarLoopResult]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,810 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,810 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,810 INFO L274 CegarLoopResult]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,811 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 23:58:34,811 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 23:58:34,811 INFO L274 CegarLoopResult]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,811 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 23:58:34,811 INFO L274 CegarLoopResult]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 23:58:34,811 INFO L274 CegarLoopResult]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,811 INFO L274 CegarLoopResult]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,812 INFO L274 CegarLoopResult]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,812 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,812 INFO L274 CegarLoopResult]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,812 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,812 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 23:58:34,812 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 23:58:34,812 INFO L274 CegarLoopResult]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L352(lines 352 359) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,813 INFO L274 CegarLoopResult]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 23:58:34,814 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 23:58:34,814 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,814 INFO L274 CegarLoopResult]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,814 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,814 INFO L274 CegarLoopResult]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,814 INFO L274 CegarLoopResult]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,814 INFO L274 CegarLoopResult]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,815 INFO L274 CegarLoopResult]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,815 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 23:58:34,815 INFO L274 CegarLoopResult]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,815 INFO L274 CegarLoopResult]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,815 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,815 INFO L274 CegarLoopResult]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,815 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 23:58:34,816 INFO L274 CegarLoopResult]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,816 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,816 INFO L274 CegarLoopResult]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2020-11-29 23:58:34,816 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,816 INFO L274 CegarLoopResult]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,816 INFO L274 CegarLoopResult]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,816 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,817 INFO L274 CegarLoopResult]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,817 INFO L274 CegarLoopResult]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,817 INFO L274 CegarLoopResult]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,817 INFO L274 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-11-29 23:58:34,817 INFO L274 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2020-11-29 23:58:34,817 INFO L274 CegarLoopResult]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,817 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 23:58:34,818 INFO L274 CegarLoopResult]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,818 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 23:58:34,818 INFO L274 CegarLoopResult]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,818 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 23:58:34,818 INFO L274 CegarLoopResult]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2020-11-29 23:58:34,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 11:58:34 BoogieIcfgContainer [2020-11-29 23:58:34,867 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 23:58:34,868 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:58:34,868 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:58:34,869 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:58:34,869 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:26" (3/4) ... [2020-11-29 23:58:34,872 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 23:58:34,922 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 23:58:34,925 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 23:58:34,929 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:58:34,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:58:35,192 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f1647c70-8a65-4acb-b958-292609ba0551/bin/uautomizer/witness.graphml [2020-11-29 23:58:35,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:58:35,198 INFO L168 Benchmark]: Toolchain (without parser) took 74204.62 ms. Allocated memory was 113.2 MB in the beginning and 1.7 GB in the end (delta: 1.6 GB). Free memory was 75.3 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 382.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:35,198 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 83.9 MB. Free memory was 40.7 MB in the beginning and 40.7 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:58:35,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1318.34 ms. Allocated memory is still 113.2 MB. Free memory was 75.3 MB in the beginning and 65.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:35,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.44 ms. Allocated memory is still 113.2 MB. Free memory was 65.8 MB in the beginning and 55.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:35,199 INFO L168 Benchmark]: Boogie Preprocessor took 333.78 ms. Allocated memory was 113.2 MB in the beginning and 176.2 MB in the end (delta: 62.9 MB). Free memory was 55.3 MB in the beginning and 110.4 MB in the end (delta: -55.2 MB). Peak memory consumption was 34.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:35,200 INFO L168 Benchmark]: RCFGBuilder took 3919.95 ms. Allocated memory was 176.2 MB in the beginning and 318.8 MB in the end (delta: 142.6 MB). Free memory was 110.4 MB in the beginning and 164.9 MB in the end (delta: -54.5 MB). Peak memory consumption was 97.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:35,200 INFO L168 Benchmark]: TraceAbstraction took 68003.19 ms. Allocated memory was 318.8 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 164.9 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 225.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:35,200 INFO L168 Benchmark]: Witness Printer took 324.59 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:35,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 83.9 MB. Free memory was 40.7 MB in the beginning and 40.7 MB in the end (delta: 75.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1318.34 ms. Allocated memory is still 113.2 MB. Free memory was 75.3 MB in the beginning and 65.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 295.44 ms. Allocated memory is still 113.2 MB. Free memory was 65.8 MB in the beginning and 55.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 38.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 333.78 ms. Allocated memory was 113.2 MB in the beginning and 176.2 MB in the end (delta: 62.9 MB). Free memory was 55.3 MB in the beginning and 110.4 MB in the end (delta: -55.2 MB). Peak memory consumption was 34.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3919.95 ms. Allocated memory was 176.2 MB in the beginning and 318.8 MB in the end (delta: 142.6 MB). Free memory was 110.4 MB in the beginning and 164.9 MB in the end (delta: -54.5 MB). Peak memory consumption was 97.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 68003.19 ms. Allocated memory was 318.8 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 164.9 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 225.4 MB. Max. memory is 16.1 GB. * Witness Printer took 324.59 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 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: 1776]: Loop Invariant Derived loop invariant: (((((((((0 < a4 + 86 && a0 + 98 <= 0) || (a0 + 147 <= 0 && 5 == a2)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 41)) || (a4 + 89 <= 0 && 0 < a0 + 61)) || (a4 + 89 <= 0 && 5 == a2)) || (3 == a2 && a4 + 89 <= 0)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (a29 + 18 <= 0 && a4 + 89 <= 0)) || (a0 + 147 <= 0 && 3 == a2)) || (a2 <= 2 && a4 + 89 <= 0) - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((0 < a4 + 86 && a0 + 98 <= 0) || (a0 + 147 <= 0 && 5 == a2)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 41)) || (a4 + 89 <= 0 && 0 < a0 + 61)) || (a4 + 89 <= 0 && 5 == a2)) || (3 == a2 && a4 + 89 <= 0)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (a29 + 18 <= 0 && a4 + 89 <= 0)) || (a0 + 147 <= 0 && 3 == a2)) || (a2 <= 2 && a4 + 89 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((0 < a4 + 86 && a0 + 98 <= 0) || (a0 + 147 <= 0 && 5 == a2)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 41)) || (a4 + 89 <= 0 && 0 < a0 + 61)) || (a4 + 89 <= 0 && 5 == a2)) || (3 == a2 && a4 + 89 <= 0)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (a29 + 18 <= 0 && a4 + 89 <= 0)) || (a0 + 147 <= 0 && 3 == a2)) || (a2 <= 2 && a4 + 89 <= 0) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 425 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 66.8s, OverallIterations: 16, TraceHistogramMax: 10, AutomataDifference: 51.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5536 SDtfs, 3858 SDslu, 573 SDs, 0 SdLazy, 14558 SolverSat, 3267 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 39.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1537 GetRequests, 1507 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17143occurred in iteration=15, 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, 16 MinimizatonAttempts, 12334 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 156 NumberOfFragments, 307 HoareAnnotationTreeSize, 4 FomulaSimplifications, 10359 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 282 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 9688 NumberOfCodeBlocks, 9688 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 9669 ConstructedInterpolants, 0 QuantifiedInterpolants, 18078226 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1878 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 12634/12787 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...