./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label33.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label33.c -s /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/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 e0b8390a60f0b4c9f19667cc6584eaf59b1a49a5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 23:58:13,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:58:13,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:58:14,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:58:14,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:58:14,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:58:14,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:58:14,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:58:14,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:58:14,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:58:14,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:58:14,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:58:14,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:58:14,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:58:14,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:58:14,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:58:14,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:58:14,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:58:14,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:58:14,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:58:14,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:58:14,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:58:14,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:58:14,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:58:14,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:58:14,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:58:14,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:58:14,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:58:14,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:58:14,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:58:14,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:58:14,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:58:14,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:58:14,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:58:14,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:58:14,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:58:14,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:58:14,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:58:14,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:58:14,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:58:14,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:58:14,158 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 23:58:14,185 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:58:14,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:58:14,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:58:14,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:58:14,188 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:58:14,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:58:14,188 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:58:14,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:58:14,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:58:14,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:58:14,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:58:14,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:58:14,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:58:14,190 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:58:14,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:58:14,191 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:58:14,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:58:14,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:58:14,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:58:14,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:58:14,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 23:58:14,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:58:14,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:58:14,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:58:14,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:58:14,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:58:14,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:58:14,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:58:14,195 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:58:14,195 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_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0b8390a60f0b4c9f19667cc6584eaf59b1a49a5 [2020-11-29 23:58:14,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:58:14,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:58:14,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:58:14,511 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:58:14,512 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:58:14,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2020-11-29 23:58:14,586 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/data/eecbc2af8/7c682780574c4c88a4709657bb461aa3/FLAG4a3246123 [2020-11-29 23:58:15,273 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:58:15,273 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2020-11-29 23:58:15,286 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/data/eecbc2af8/7c682780574c4c88a4709657bb461aa3/FLAG4a3246123 [2020-11-29 23:58:15,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/data/eecbc2af8/7c682780574c4c88a4709657bb461aa3 [2020-11-29 23:58:15,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:58:15,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:58:15,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:58:15,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:58:15,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:58:15,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:58:15" (1/1) ... [2020-11-29 23:58:15,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da5e281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:15, skipping insertion in model container [2020-11-29 23:58:15,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:58:15" (1/1) ... [2020-11-29 23:58:15,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:58:15,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:58:16,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:58:16,269 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:58:16,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:58:16,622 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:58:16,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16 WrapperNode [2020-11-29 23:58:16,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:58:16,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:58:16,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:58:16,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:58:16,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:58:16,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:58:16,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:58:16,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:58:16,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... [2020-11-29 23:58:16,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:58:16,921 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:58:16,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:58:16,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:58:16,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/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 23:58:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:58:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:58:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:58:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:58:19,440 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:58:19,443 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 23:58:19,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:58:19 BoogieIcfgContainer [2020-11-29 23:58:19,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:58:19,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 23:58:19,451 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 23:58:19,455 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 23:58:19,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 11:58:15" (1/3) ... [2020-11-29 23:58:19,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c737a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:58:19, skipping insertion in model container [2020-11-29 23:58:19,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:58:16" (2/3) ... [2020-11-29 23:58:19,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c737a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:58:19, skipping insertion in model container [2020-11-29 23:58:19,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:58:19" (3/3) ... [2020-11-29 23:58:19,459 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label33.c [2020-11-29 23:58:19,472 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 23:58:19,477 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 23:58:19,491 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 23:58:19,539 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 23:58:19,539 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 23:58:19,540 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 23:58:19,540 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:58:19,540 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:58:19,540 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 23:58:19,540 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:58:19,541 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 23:58:19,570 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-11-29 23:58:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 23:58:19,578 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:19,579 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:19,579 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:19,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:19,587 INFO L82 PathProgramCache]: Analyzing trace with hash -716875070, now seen corresponding path program 1 times [2020-11-29 23:58:19,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:19,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768943371] [2020-11-29 23:58:19,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:19,937 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 23:58:19,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768943371] [2020-11-29 23:58:19,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:19,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:58:19,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431804821] [2020-11-29 23:58:19,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:19,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:19,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:19,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:19,968 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-11-29 23:58:21,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:21,717 INFO L93 Difference]: Finished difference Result 777 states and 1364 transitions. [2020-11-29 23:58:21,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:21,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-11-29 23:58:21,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:21,737 INFO L225 Difference]: With dead ends: 777 [2020-11-29 23:58:21,738 INFO L226 Difference]: Without dead ends: 413 [2020-11-29 23:58:21,743 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 23:58:21,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-11-29 23:58:21,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2020-11-29 23:58:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-11-29 23:58:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2020-11-29 23:58:21,837 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 28 [2020-11-29 23:58:21,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:21,837 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2020-11-29 23:58:21,838 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:21,839 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2020-11-29 23:58:21,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 23:58:21,847 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:21,848 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:21,848 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 23:58:21,848 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:21,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:21,852 INFO L82 PathProgramCache]: Analyzing trace with hash 2075600314, now seen corresponding path program 1 times [2020-11-29 23:58:21,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:21,853 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378195009] [2020-11-29 23:58:21,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:22,153 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:58:22,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378195009] [2020-11-29 23:58:22,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:22,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:58:22,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774104086] [2020-11-29 23:58:22,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:22,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:22,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:22,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:22,158 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand 3 states. [2020-11-29 23:58:23,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:23,266 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2020-11-29 23:58:23,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:23,269 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2020-11-29 23:58:23,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:23,276 INFO L225 Difference]: With dead ends: 1209 [2020-11-29 23:58:23,277 INFO L226 Difference]: Without dead ends: 800 [2020-11-29 23:58:23,279 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 23:58:23,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-11-29 23:58:23,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2020-11-29 23:58:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-11-29 23:58:23,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2020-11-29 23:58:23,356 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 96 [2020-11-29 23:58:23,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:23,357 INFO L481 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2020-11-29 23:58:23,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:23,357 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2020-11-29 23:58:23,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 23:58:23,360 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:23,360 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:23,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 23:58:23,360 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:23,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:23,361 INFO L82 PathProgramCache]: Analyzing trace with hash -405439723, now seen corresponding path program 1 times [2020-11-29 23:58:23,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:23,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234972693] [2020-11-29 23:58:23,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:23,564 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:58:23,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234972693] [2020-11-29 23:58:23,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:23,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:58:23,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468911550] [2020-11-29 23:58:23,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:23,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:23,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:23,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:23,571 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand 3 states. [2020-11-29 23:58:24,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:24,710 INFO L93 Difference]: Finished difference Result 1941 states and 2628 transitions. [2020-11-29 23:58:24,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:24,712 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-11-29 23:58:24,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:24,719 INFO L225 Difference]: With dead ends: 1941 [2020-11-29 23:58:24,719 INFO L226 Difference]: Without dead ends: 1156 [2020-11-29 23:58:24,720 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 23:58:24,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-11-29 23:58:24,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2020-11-29 23:58:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-11-29 23:58:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2020-11-29 23:58:24,763 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 98 [2020-11-29 23:58:24,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:24,763 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2020-11-29 23:58:24,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:24,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2020-11-29 23:58:24,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-11-29 23:58:24,766 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:24,766 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:24,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 23:58:24,767 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:24,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:24,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1129972738, now seen corresponding path program 1 times [2020-11-29 23:58:24,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:24,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417634534] [2020-11-29 23:58:24,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:24,978 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-29 23:58:24,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417634534] [2020-11-29 23:58:24,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:24,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:58:24,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604572204] [2020-11-29 23:58:24,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:24,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:24,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:24,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:24,987 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand 3 states. [2020-11-29 23:58:26,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:26,304 INFO L93 Difference]: Finished difference Result 3056 states and 3914 transitions. [2020-11-29 23:58:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:26,305 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2020-11-29 23:58:26,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:26,316 INFO L225 Difference]: With dead ends: 3056 [2020-11-29 23:58:26,316 INFO L226 Difference]: Without dead ends: 1902 [2020-11-29 23:58:26,318 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 23:58:26,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1902 states. [2020-11-29 23:58:26,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1902 to 1901. [2020-11-29 23:58:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1901 states. [2020-11-29 23:58:26,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1901 states and 2318 transitions. [2020-11-29 23:58:26,367 INFO L78 Accepts]: Start accepts. Automaton has 1901 states and 2318 transitions. Word has length 140 [2020-11-29 23:58:26,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:26,369 INFO L481 AbstractCegarLoop]: Abstraction has 1901 states and 2318 transitions. [2020-11-29 23:58:26,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:26,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2318 transitions. [2020-11-29 23:58:26,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-29 23:58:26,379 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:26,379 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:26,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 23:58:26,380 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:26,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:26,381 INFO L82 PathProgramCache]: Analyzing trace with hash -614955623, now seen corresponding path program 1 times [2020-11-29 23:58:26,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:26,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789900872] [2020-11-29 23:58:26,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:58:26,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789900872] [2020-11-29 23:58:26,605 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:26,605 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:26,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310014632] [2020-11-29 23:58:26,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:26,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:26,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:26,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:26,608 INFO L87 Difference]: Start difference. First operand 1901 states and 2318 transitions. Second operand 3 states. [2020-11-29 23:58:27,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:27,840 INFO L93 Difference]: Finished difference Result 4382 states and 5509 transitions. [2020-11-29 23:58:27,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:27,856 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2020-11-29 23:58:27,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:27,871 INFO L225 Difference]: With dead ends: 4382 [2020-11-29 23:58:27,871 INFO L226 Difference]: Without dead ends: 2667 [2020-11-29 23:58:27,873 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 23:58:27,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2020-11-29 23:58:27,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2664. [2020-11-29 23:58:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2664 states. [2020-11-29 23:58:27,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2664 states and 3289 transitions. [2020-11-29 23:58:27,930 INFO L78 Accepts]: Start accepts. Automaton has 2664 states and 3289 transitions. Word has length 155 [2020-11-29 23:58:27,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:27,931 INFO L481 AbstractCegarLoop]: Abstraction has 2664 states and 3289 transitions. [2020-11-29 23:58:27,931 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:27,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3289 transitions. [2020-11-29 23:58:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-29 23:58:27,935 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:27,935 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:27,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 23:58:27,936 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:27,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:27,937 INFO L82 PathProgramCache]: Analyzing trace with hash -2127601839, now seen corresponding path program 1 times [2020-11-29 23:58:27,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:27,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367785257] [2020-11-29 23:58:27,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 23:58:28,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367785257] [2020-11-29 23:58:28,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:28,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:28,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473993205] [2020-11-29 23:58:28,096 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:28,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:28,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:28,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:28,097 INFO L87 Difference]: Start difference. First operand 2664 states and 3289 transitions. Second operand 3 states. [2020-11-29 23:58:29,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:29,583 INFO L93 Difference]: Finished difference Result 6261 states and 7859 transitions. [2020-11-29 23:58:29,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:29,584 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2020-11-29 23:58:29,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:29,605 INFO L225 Difference]: With dead ends: 6261 [2020-11-29 23:58:29,605 INFO L226 Difference]: Without dead ends: 3783 [2020-11-29 23:58:29,608 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 23:58:29,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3783 states. [2020-11-29 23:58:29,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3783 to 3585. [2020-11-29 23:58:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3585 states. [2020-11-29 23:58:29,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 3585 states and 4348 transitions. [2020-11-29 23:58:29,686 INFO L78 Accepts]: Start accepts. Automaton has 3585 states and 4348 transitions. Word has length 210 [2020-11-29 23:58:29,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:29,690 INFO L481 AbstractCegarLoop]: Abstraction has 3585 states and 4348 transitions. [2020-11-29 23:58:29,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:29,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3585 states and 4348 transitions. [2020-11-29 23:58:29,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-29 23:58:29,694 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:29,694 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:29,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 23:58:29,694 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:29,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:29,695 INFO L82 PathProgramCache]: Analyzing trace with hash 602999394, now seen corresponding path program 1 times [2020-11-29 23:58:29,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:29,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941555378] [2020-11-29 23:58:29,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 23:58:29,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941555378] [2020-11-29 23:58:29,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:29,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:29,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366470925] [2020-11-29 23:58:29,927 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:29,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:29,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:29,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:29,929 INFO L87 Difference]: Start difference. First operand 3585 states and 4348 transitions. Second operand 3 states. [2020-11-29 23:58:31,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:31,325 INFO L93 Difference]: Finished difference Result 8825 states and 10868 transitions. [2020-11-29 23:58:31,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:31,326 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2020-11-29 23:58:31,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:31,354 INFO L225 Difference]: With dead ends: 8825 [2020-11-29 23:58:31,354 INFO L226 Difference]: Without dead ends: 5242 [2020-11-29 23:58:31,359 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 23:58:31,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2020-11-29 23:58:31,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 5242. [2020-11-29 23:58:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5242 states. [2020-11-29 23:58:31,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5242 states to 5242 states and 6365 transitions. [2020-11-29 23:58:31,472 INFO L78 Accepts]: Start accepts. Automaton has 5242 states and 6365 transitions. Word has length 216 [2020-11-29 23:58:31,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:31,472 INFO L481 AbstractCegarLoop]: Abstraction has 5242 states and 6365 transitions. [2020-11-29 23:58:31,473 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 5242 states and 6365 transitions. [2020-11-29 23:58:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2020-11-29 23:58:31,478 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:31,478 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:31,478 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 23:58:31,478 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:31,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:31,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1733835509, now seen corresponding path program 1 times [2020-11-29 23:58:31,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:31,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360847382] [2020-11-29 23:58:31,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:58:31,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360847382] [2020-11-29 23:58:31,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:31,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 23:58:31,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667166594] [2020-11-29 23:58:31,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 23:58:31,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:31,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 23:58:31,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-29 23:58:31,768 INFO L87 Difference]: Start difference. First operand 5242 states and 6365 transitions. Second operand 5 states. [2020-11-29 23:58:34,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:34,894 INFO L93 Difference]: Finished difference Result 16408 states and 20407 transitions. [2020-11-29 23:58:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 23:58:34,895 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 247 [2020-11-29 23:58:34,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:34,966 INFO L225 Difference]: With dead ends: 16408 [2020-11-29 23:58:34,967 INFO L226 Difference]: Without dead ends: 11168 [2020-11-29 23:58:34,975 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-29 23:58:34,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11168 states. [2020-11-29 23:58:35,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11168 to 10962. [2020-11-29 23:58:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10962 states. [2020-11-29 23:58:35,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10962 states to 10962 states and 13214 transitions. [2020-11-29 23:58:35,237 INFO L78 Accepts]: Start accepts. Automaton has 10962 states and 13214 transitions. Word has length 247 [2020-11-29 23:58:35,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:35,238 INFO L481 AbstractCegarLoop]: Abstraction has 10962 states and 13214 transitions. [2020-11-29 23:58:35,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 23:58:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 10962 states and 13214 transitions. [2020-11-29 23:58:35,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2020-11-29 23:58:35,249 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:35,249 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:35,249 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 23:58:35,250 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:35,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:35,250 INFO L82 PathProgramCache]: Analyzing trace with hash -27769748, now seen corresponding path program 1 times [2020-11-29 23:58:35,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:35,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739990847] [2020-11-29 23:58:35,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:35,481 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-11-29 23:58:35,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739990847] [2020-11-29 23:58:35,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:35,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:35,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670098] [2020-11-29 23:58:35,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:35,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:35,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:35,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:35,483 INFO L87 Difference]: Start difference. First operand 10962 states and 13214 transitions. Second operand 3 states. [2020-11-29 23:58:36,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:36,921 INFO L93 Difference]: Finished difference Result 24497 states and 29904 transitions. [2020-11-29 23:58:36,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:36,921 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 293 [2020-11-29 23:58:36,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:36,953 INFO L225 Difference]: With dead ends: 24497 [2020-11-29 23:58:36,953 INFO L226 Difference]: Without dead ends: 13905 [2020-11-29 23:58:36,967 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 23:58:36,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13905 states. [2020-11-29 23:58:37,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13905 to 10955. [2020-11-29 23:58:37,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10955 states. [2020-11-29 23:58:37,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10955 states to 10955 states and 13210 transitions. [2020-11-29 23:58:37,222 INFO L78 Accepts]: Start accepts. Automaton has 10955 states and 13210 transitions. Word has length 293 [2020-11-29 23:58:37,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:37,222 INFO L481 AbstractCegarLoop]: Abstraction has 10955 states and 13210 transitions. [2020-11-29 23:58:37,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:37,223 INFO L276 IsEmpty]: Start isEmpty. Operand 10955 states and 13210 transitions. [2020-11-29 23:58:37,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2020-11-29 23:58:37,233 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:37,234 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:37,234 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 23:58:37,234 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:37,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:37,235 INFO L82 PathProgramCache]: Analyzing trace with hash 991900780, now seen corresponding path program 1 times [2020-11-29 23:58:37,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:37,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485851851] [2020-11-29 23:58:37,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:37,472 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:58:37,472 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485851851] [2020-11-29 23:58:37,473 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:37,473 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:37,473 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40404282] [2020-11-29 23:58:37,474 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:37,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:37,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:37,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:37,475 INFO L87 Difference]: Start difference. First operand 10955 states and 13210 transitions. Second operand 3 states. [2020-11-29 23:58:38,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:38,793 INFO L93 Difference]: Finished difference Result 22849 states and 27886 transitions. [2020-11-29 23:58:38,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:38,796 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 298 [2020-11-29 23:58:38,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:38,817 INFO L225 Difference]: With dead ends: 22849 [2020-11-29 23:58:38,818 INFO L226 Difference]: Without dead ends: 12264 [2020-11-29 23:58:38,829 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 23:58:38,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12264 states. [2020-11-29 23:58:38,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12264 to 11875. [2020-11-29 23:58:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11875 states. [2020-11-29 23:58:39,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11875 states to 11875 states and 14142 transitions. [2020-11-29 23:58:39,005 INFO L78 Accepts]: Start accepts. Automaton has 11875 states and 14142 transitions. Word has length 298 [2020-11-29 23:58:39,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:39,006 INFO L481 AbstractCegarLoop]: Abstraction has 11875 states and 14142 transitions. [2020-11-29 23:58:39,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:39,006 INFO L276 IsEmpty]: Start isEmpty. Operand 11875 states and 14142 transitions. [2020-11-29 23:58:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-11-29 23:58:39,017 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:39,018 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:39,018 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 23:58:39,018 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:39,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:39,019 INFO L82 PathProgramCache]: Analyzing trace with hash -778389911, now seen corresponding path program 1 times [2020-11-29 23:58:39,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:39,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157858162] [2020-11-29 23:58:39,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-11-29 23:58:39,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157858162] [2020-11-29 23:58:39,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:39,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:39,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110049584] [2020-11-29 23:58:39,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:39,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:39,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:39,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:39,363 INFO L87 Difference]: Start difference. First operand 11875 states and 14142 transitions. Second operand 3 states. [2020-11-29 23:58:40,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:40,575 INFO L93 Difference]: Finished difference Result 22056 states and 26170 transitions. [2020-11-29 23:58:40,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:40,576 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 312 [2020-11-29 23:58:40,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:40,596 INFO L225 Difference]: With dead ends: 22056 [2020-11-29 23:58:40,596 INFO L226 Difference]: Without dead ends: 10551 [2020-11-29 23:58:40,608 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 23:58:40,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10551 states. [2020-11-29 23:58:40,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10551 to 8342. [2020-11-29 23:58:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8342 states. [2020-11-29 23:58:40,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8342 states to 8342 states and 9492 transitions. [2020-11-29 23:58:40,788 INFO L78 Accepts]: Start accepts. Automaton has 8342 states and 9492 transitions. Word has length 312 [2020-11-29 23:58:40,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:40,789 INFO L481 AbstractCegarLoop]: Abstraction has 8342 states and 9492 transitions. [2020-11-29 23:58:40,789 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:40,789 INFO L276 IsEmpty]: Start isEmpty. Operand 8342 states and 9492 transitions. [2020-11-29 23:58:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2020-11-29 23:58:40,806 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:40,807 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:40,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 23:58:40,807 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:40,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:40,808 INFO L82 PathProgramCache]: Analyzing trace with hash -1020294680, now seen corresponding path program 1 times [2020-11-29 23:58:40,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:40,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010336333] [2020-11-29 23:58:40,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:41,120 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2020-11-29 23:58:41,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010336333] [2020-11-29 23:58:41,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:41,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:41,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701959852] [2020-11-29 23:58:41,122 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:41,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:41,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:41,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:41,123 INFO L87 Difference]: Start difference. First operand 8342 states and 9492 transitions. Second operand 3 states. [2020-11-29 23:58:42,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:42,434 INFO L93 Difference]: Finished difference Result 19626 states and 22280 transitions. [2020-11-29 23:58:42,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:42,435 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 397 [2020-11-29 23:58:42,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:42,455 INFO L225 Difference]: With dead ends: 19626 [2020-11-29 23:58:42,455 INFO L226 Difference]: Without dead ends: 10727 [2020-11-29 23:58:42,465 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 23:58:42,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10727 states. [2020-11-29 23:58:42,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10727 to 9623. [2020-11-29 23:58:42,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9623 states. [2020-11-29 23:58:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9623 states to 9623 states and 10837 transitions. [2020-11-29 23:58:42,604 INFO L78 Accepts]: Start accepts. Automaton has 9623 states and 10837 transitions. Word has length 397 [2020-11-29 23:58:42,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:42,605 INFO L481 AbstractCegarLoop]: Abstraction has 9623 states and 10837 transitions. [2020-11-29 23:58:42,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:42,605 INFO L276 IsEmpty]: Start isEmpty. Operand 9623 states and 10837 transitions. [2020-11-29 23:58:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2020-11-29 23:58:42,620 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:42,620 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:42,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 23:58:42,621 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:42,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:42,621 INFO L82 PathProgramCache]: Analyzing trace with hash -308589841, now seen corresponding path program 1 times [2020-11-29 23:58:42,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:42,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399312379] [2020-11-29 23:58:42,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:43,609 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 23:58:43,609 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399312379] [2020-11-29 23:58:43,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:43,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 23:58:43,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677650044] [2020-11-29 23:58:43,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 23:58:43,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:43,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 23:58:43,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-29 23:58:43,611 INFO L87 Difference]: Start difference. First operand 9623 states and 10837 transitions. Second operand 6 states. [2020-11-29 23:58:46,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:46,353 INFO L93 Difference]: Finished difference Result 22379 states and 25148 transitions. [2020-11-29 23:58:46,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-29 23:58:46,354 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 398 [2020-11-29 23:58:46,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:46,371 INFO L225 Difference]: With dead ends: 22379 [2020-11-29 23:58:46,371 INFO L226 Difference]: Without dead ends: 13126 [2020-11-29 23:58:46,382 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-11-29 23:58:46,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13126 states. [2020-11-29 23:58:46,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13126 to 12754. [2020-11-29 23:58:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12754 states. [2020-11-29 23:58:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12754 states to 12754 states and 14310 transitions. [2020-11-29 23:58:46,603 INFO L78 Accepts]: Start accepts. Automaton has 12754 states and 14310 transitions. Word has length 398 [2020-11-29 23:58:46,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:46,604 INFO L481 AbstractCegarLoop]: Abstraction has 12754 states and 14310 transitions. [2020-11-29 23:58:46,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 23:58:46,604 INFO L276 IsEmpty]: Start isEmpty. Operand 12754 states and 14310 transitions. [2020-11-29 23:58:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2020-11-29 23:58:46,622 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:46,623 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:46,623 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 23:58:46,623 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:46,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:46,624 INFO L82 PathProgramCache]: Analyzing trace with hash -515016714, now seen corresponding path program 1 times [2020-11-29 23:58:46,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:46,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453072464] [2020-11-29 23:58:46,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 357 proven. 8 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 23:58:47,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453072464] [2020-11-29 23:58:47,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1436243834] [2020-11-29 23:58:47,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/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 23:58:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:47,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 23:58:47,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:58:48,066 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:58:48,153 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:58:48,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:58:48,839 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 244 proven. 121 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 23:58:48,840 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 23:58:48,840 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 3] total 8 [2020-11-29 23:58:48,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200650962] [2020-11-29 23:58:48,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 23:58:48,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:48,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 23:58:48,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-11-29 23:58:48,844 INFO L87 Difference]: Start difference. First operand 12754 states and 14310 transitions. Second operand 9 states. [2020-11-29 23:58:54,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:54,005 INFO L93 Difference]: Finished difference Result 29602 states and 33100 transitions. [2020-11-29 23:58:54,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-11-29 23:58:54,006 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 408 [2020-11-29 23:58:54,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:54,034 INFO L225 Difference]: With dead ends: 29602 [2020-11-29 23:58:54,035 INFO L226 Difference]: Without dead ends: 17218 [2020-11-29 23:58:54,043 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 429 GetRequests, 406 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2020-11-29 23:58:54,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17218 states. [2020-11-29 23:58:54,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17218 to 13122. [2020-11-29 23:58:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13122 states. [2020-11-29 23:58:54,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13122 states to 13122 states and 14686 transitions. [2020-11-29 23:58:54,330 INFO L78 Accepts]: Start accepts. Automaton has 13122 states and 14686 transitions. Word has length 408 [2020-11-29 23:58:54,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:54,331 INFO L481 AbstractCegarLoop]: Abstraction has 13122 states and 14686 transitions. [2020-11-29 23:58:54,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 23:58:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 13122 states and 14686 transitions. [2020-11-29 23:58:54,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2020-11-29 23:58:54,349 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:58:54,349 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:58:54,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-11-29 23:58:54,563 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:58:54,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:58:54,564 INFO L82 PathProgramCache]: Analyzing trace with hash 532707786, now seen corresponding path program 1 times [2020-11-29 23:58:54,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:58:54,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85361604] [2020-11-29 23:58:54,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:58:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:58:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2020-11-29 23:58:54,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85361604] [2020-11-29 23:58:54,935 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:58:54,935 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:58:54,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047622123] [2020-11-29 23:58:54,936 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:58:54,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:58:54,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:58:54,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:58:54,937 INFO L87 Difference]: Start difference. First operand 13122 states and 14686 transitions. Second operand 3 states. [2020-11-29 23:58:55,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:58:55,883 INFO L93 Difference]: Finished difference Result 27163 states and 30344 transitions. [2020-11-29 23:58:55,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:58:55,884 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 413 [2020-11-29 23:58:55,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:58:55,884 INFO L225 Difference]: With dead ends: 27163 [2020-11-29 23:58:55,884 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 23:58:55,893 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 23:58:55,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 23:58:55,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 23:58:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 23:58:55,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 23:58:55,894 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 413 [2020-11-29 23:58:55,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:58:55,894 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:58:55,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:58:55,894 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 23:58:55,894 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 23:58:55,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 23:58:55,896 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 23:58:56,885 WARN L193 SmtUtils]: Spent 979.00 ms on a formula simplification. DAG size of input: 458 DAG size of output: 113 [2020-11-29 23:58:57,995 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 458 DAG size of output: 113 [2020-11-29 23:58:58,527 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2020-11-29 23:58:58,914 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2020-11-29 23:58:58,917 INFO L274 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-11-29 23:58:58,917 INFO L274 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,918 INFO L274 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,919 INFO L274 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L270 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse2 (= ~a25~0 12)) (.cse0 (<= ~a25~0 10)) (.cse3 (= ~a4~0 1)) (.cse1 (= ~a4~0 0))) (or (and .cse0 .cse1 (<= 99915 ~a29~0)) (and .cse1 .cse2) (and (= ~a25~0 11) .cse3) (and .cse2 .cse3) (and (<= 99912 ~a29~0) .cse3) (and (<= ~a29~0 245) .cse3) (and .cse0 .cse1 (<= ~a29~0 130)) (and (<= 307 ~a23~0) .cse3) (and .cse0 .cse3) (and (<= ~a23~0 138) .cse1))) [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,920 INFO L274 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L277 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,921 INFO L274 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-11-29 23:58:58,922 INFO L274 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L270 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse2 (= ~a25~0 12)) (.cse0 (<= ~a25~0 10)) (.cse3 (= ~a4~0 1)) (.cse1 (= ~a4~0 0))) (or (and .cse0 .cse1 (<= 99915 ~a29~0)) (and .cse1 .cse2) (and (= ~a25~0 11) .cse3) (and .cse2 .cse3) (and (<= 99912 ~a29~0) .cse3) (and (<= ~a29~0 245) .cse3) (and .cse0 .cse1 (<= ~a29~0 130)) (and (<= 307 ~a23~0) .cse3) (and .cse0 .cse3) (and (<= ~a23~0 138) .cse1))) [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-11-29 23:58:58,923 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 23:58:58,924 INFO L274 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-11-29 23:58:58,925 INFO L274 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 23:58:58,926 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-11-29 23:58:58,927 INFO L274 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,928 INFO L274 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,929 INFO L274 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,930 INFO L274 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,931 INFO L274 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,931 INFO L274 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,931 INFO L274 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,931 INFO L274 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,931 INFO L274 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,931 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-11-29 23:58:58,935 INFO L274 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-11-29 23:58:58,935 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-11-29 23:58:58,935 INFO L274 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,935 INFO L274 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,935 INFO L274 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,935 INFO L274 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-11-29 23:58:58,935 INFO L274 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-11-29 23:58:58,936 INFO L274 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,937 INFO L274 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,938 INFO L274 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-11-29 23:58:58,939 INFO L274 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,940 INFO L274 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,941 INFO L274 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,942 INFO L274 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,943 INFO L274 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,944 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-11-29 23:58:58,944 INFO L274 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-11-29 23:58:58,944 INFO L274 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-11-29 23:58:58,944 INFO L274 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-11-29 23:58:58,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 11:58:58 BoogieIcfgContainer [2020-11-29 23:58:58,964 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 23:58:58,964 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:58:58,964 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:58:58,964 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:58:58,965 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:58:19" (3/4) ... [2020-11-29 23:58:58,968 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 23:58:58,996 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 23:58:58,998 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 23:58:59,000 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:58:59,002 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:58:59,164 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_00f9b1d7-2f03-40bf-ba20-7c0cbc94f60a/bin/uautomizer/witness.graphml [2020-11-29 23:58:59,164 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:58:59,165 INFO L168 Benchmark]: Toolchain (without parser) took 43637.18 ms. Allocated memory was 125.8 MB in the beginning and 1.1 GB in the end (delta: 933.2 MB). Free memory was 94.7 MB in the beginning and 484.9 MB in the end (delta: -390.2 MB). Peak memory consumption was 542.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:59,165 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 83.9 MB. Free memory was 41.9 MB in the beginning and 41.9 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:58:59,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1092.88 ms. Allocated memory is still 125.8 MB. Free memory was 94.3 MB in the beginning and 69.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:59,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.25 ms. Allocated memory is still 125.8 MB. Free memory was 69.3 MB in the beginning and 52.6 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:59,167 INFO L168 Benchmark]: Boogie Preprocessor took 134.02 ms. Allocated memory is still 125.8 MB. Free memory was 52.6 MB in the beginning and 42.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:59,167 INFO L168 Benchmark]: RCFGBuilder took 2526.65 ms. Allocated memory was 125.8 MB in the beginning and 167.8 MB in the end (delta: 41.9 MB). Free memory was 42.1 MB in the beginning and 111.8 MB in the end (delta: -69.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:59,167 INFO L168 Benchmark]: TraceAbstraction took 39514.13 ms. Allocated memory was 167.8 MB in the beginning and 1.1 GB in the end (delta: 891.3 MB). Free memory was 110.8 MB in the beginning and 510.6 MB in the end (delta: -399.8 MB). Peak memory consumption was 680.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:59,168 INFO L168 Benchmark]: Witness Printer took 200.04 ms. Allocated memory is still 1.1 GB. Free memory was 510.6 MB in the beginning and 484.9 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:59,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 83.9 MB. Free memory was 41.9 MB in the beginning and 41.9 MB in the end (delta: 42.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1092.88 ms. Allocated memory is still 125.8 MB. Free memory was 94.3 MB in the beginning and 69.3 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 160.25 ms. Allocated memory is still 125.8 MB. Free memory was 69.3 MB in the beginning and 52.6 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 134.02 ms. Allocated memory is still 125.8 MB. Free memory was 52.6 MB in the beginning and 42.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2526.65 ms. Allocated memory was 125.8 MB in the beginning and 167.8 MB in the end (delta: 41.9 MB). Free memory was 42.1 MB in the beginning and 111.8 MB in the end (delta: -69.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 39514.13 ms. Allocated memory was 167.8 MB in the beginning and 1.1 GB in the end (delta: 891.3 MB). Free memory was 110.8 MB in the beginning and 510.6 MB in the end (delta: -399.8 MB). Peak memory consumption was 680.3 MB. Max. memory is 16.1 GB. * Witness Printer took 200.04 ms. Allocated memory is still 1.1 GB. Free memory was 510.6 MB in the beginning and 484.9 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((((((((a25 <= 10 && a4 == 0) && 99915 <= a29) || (a4 == 0 && a25 == 12)) || (a25 == 11 && a4 == 1)) || (a25 == 12 && a4 == 1)) || (99912 <= a29 && a4 == 1)) || (a29 <= 245 && a4 == 1)) || ((a25 <= 10 && a4 == 0) && a29 <= 130)) || (307 <= a23 && a4 == 1)) || (a25 <= 10 && a4 == 1)) || (a23 <= 138 && a4 == 0) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((((((((a25 <= 10 && a4 == 0) && 99915 <= a29) || (a4 == 0 && a25 == 12)) || (a25 == 11 && a4 == 1)) || (a25 == 12 && a4 == 1)) || (99912 <= a29 && a4 == 1)) || (a29 <= 245 && a4 == 1)) || ((a25 <= 10 && a4 == 0) && a29 <= 130)) || (307 <= a23 && a4 == 1)) || (a25 <= 10 && a4 == 1)) || (a23 <= 138 && a4 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 36.3s, OverallIterations: 15, TraceHistogramMax: 5, AutomataDifference: 27.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2833 SDtfs, 3249 SDslu, 512 SDs, 0 SdLazy, 13215 SolverSat, 2107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 475 GetRequests, 429 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13122occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.0s AutomataMinimizationTime, 15 MinimizatonAttempts, 11543 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 171 NumberOfFragments, 155 HoareAnnotationTreeSize, 3 FomulaSimplifications, 31002 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 3014 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 4117 NumberOfCodeBlocks, 4117 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 4101 ConstructedInterpolants, 0 QuantifiedInterpolants, 6171101 SizeOfPredicates, 0 NumberOfNonLiveVariables, 562 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 16 InterpolantComputations, 14 PerfectInterpolantSequences, 3297/3426 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...