./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label14.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_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label14.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/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 dd6046dbb3f1bc5e91393ebfb0f595a2a5a1c1d9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:11:13,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:11:13,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:11:13,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:11:13,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:11:13,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:11:13,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:11:13,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:11:13,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:11:13,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:11:13,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:11:13,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:11:13,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:11:13,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:11:13,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:11:13,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:11:13,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:11:13,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:11:13,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:11:13,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:11:13,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:11:13,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:11:13,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:11:13,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:11:13,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:11:13,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:11:13,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:11:13,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:11:13,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:11:13,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:11:13,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:11:13,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:11:13,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:11:13,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:11:13,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:11:13,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:11:13,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:11:13,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:11:13,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:11:13,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:11:13,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:11:13,812 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:11:13,861 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:11:13,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:11:13,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:11:13,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:11:13,864 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:11:13,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:11:13,864 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:11:13,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:11:13,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:11:13,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:11:13,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:11:13,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:11:13,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:11:13,866 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:11:13,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:11:13,866 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:11:13,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:11:13,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:11:13,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:11:13,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:11:13,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:11:13,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:11:13,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:11:13,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:11:13,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:11:13,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:11:13,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:11:13,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:11:13,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:11:13,869 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_9920f70d-eff3-4a86-9459-676cd9e01229/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd6046dbb3f1bc5e91393ebfb0f595a2a5a1c1d9 [2020-11-30 01:11:14,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:11:14,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:11:14,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:11:14,257 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:11:14,259 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:11:14,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem03_label14.c [2020-11-30 01:11:14,343 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/data/47072d091/2998f7a9432e44d9b55e512134571b2d/FLAG76b67a85d [2020-11-30 01:11:15,166 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:11:15,167 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/sv-benchmarks/c/eca-rers2012/Problem03_label14.c [2020-11-30 01:11:15,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/data/47072d091/2998f7a9432e44d9b55e512134571b2d/FLAG76b67a85d [2020-11-30 01:11:15,279 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/data/47072d091/2998f7a9432e44d9b55e512134571b2d [2020-11-30 01:11:15,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:11:15,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:11:15,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:11:15,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:11:15,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:11:15,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:11:15" (1/1) ... [2020-11-30 01:11:15,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ed81877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:15, skipping insertion in model container [2020-11-30 01:11:15,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:11:15" (1/1) ... [2020-11-30 01:11:15,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:11:15,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:11:16,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:11:16,294 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:11:16,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:11:16,591 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:11:16,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16 WrapperNode [2020-11-30 01:11:16,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:11:16,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:11:16,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:11:16,594 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:11:16,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:11:16,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:11:16,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:11:16,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:11:16,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... [2020-11-30 01:11:16,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:11:16,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:11:16,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:11:16,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:11:16,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/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 [2020-11-30 01:11:17,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:11:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:11:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:11:17,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:11:20,041 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:11:20,045 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 01:11:20,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:11:20 BoogieIcfgContainer [2020-11-30 01:11:20,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:11:20,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:11:20,054 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:11:20,058 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:11:20,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:11:15" (1/3) ... [2020-11-30 01:11:20,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3290ca04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:11:20, skipping insertion in model container [2020-11-30 01:11:20,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:11:16" (2/3) ... [2020-11-30 01:11:20,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3290ca04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:11:20, skipping insertion in model container [2020-11-30 01:11:20,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:11:20" (3/3) ... [2020-11-30 01:11:20,063 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem03_label14.c [2020-11-30 01:11:20,081 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:11:20,087 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:11:20,102 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:11:20,150 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:11:20,151 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:11:20,151 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:11:20,151 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:11:20,151 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:11:20,152 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:11:20,152 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:11:20,152 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:11:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2020-11-30 01:11:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-11-30 01:11:20,216 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:20,217 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:20,217 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:20,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:20,225 INFO L82 PathProgramCache]: Analyzing trace with hash 294910218, now seen corresponding path program 1 times [2020-11-30 01:11:20,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:20,237 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130664773] [2020-11-30 01:11:20,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:21,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:11:21,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130664773] [2020-11-30 01:11:21,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:21,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:11:21,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649383593] [2020-11-30 01:11:21,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:21,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:21,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:21,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:21,240 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 3 states. [2020-11-30 01:11:23,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:23,070 INFO L93 Difference]: Finished difference Result 811 states and 1446 transitions. [2020-11-30 01:11:23,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:23,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 170 [2020-11-30 01:11:23,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:23,090 INFO L225 Difference]: With dead ends: 811 [2020-11-30 01:11:23,091 INFO L226 Difference]: Without dead ends: 444 [2020-11-30 01:11:23,096 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 [2020-11-30 01:11:23,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2020-11-30 01:11:23,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 444. [2020-11-30 01:11:23,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-11-30 01:11:23,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 633 transitions. [2020-11-30 01:11:23,197 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 633 transitions. Word has length 170 [2020-11-30 01:11:23,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:23,198 INFO L481 AbstractCegarLoop]: Abstraction has 444 states and 633 transitions. [2020-11-30 01:11:23,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:23,199 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 633 transitions. [2020-11-30 01:11:23,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-11-30 01:11:23,204 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:23,205 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:23,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:11:23,205 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:23,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:23,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1200000491, now seen corresponding path program 1 times [2020-11-30 01:11:23,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:23,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352002603] [2020-11-30 01:11:23,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:23,347 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:11:23,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352002603] [2020-11-30 01:11:23,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:23,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:11:23,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997661208] [2020-11-30 01:11:23,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:23,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:23,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:23,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:23,354 INFO L87 Difference]: Start difference. First operand 444 states and 633 transitions. Second operand 3 states. [2020-11-30 01:11:24,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:24,706 INFO L93 Difference]: Finished difference Result 1312 states and 1878 transitions. [2020-11-30 01:11:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:24,708 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2020-11-30 01:11:24,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:24,712 INFO L225 Difference]: With dead ends: 1312 [2020-11-30 01:11:24,713 INFO L226 Difference]: Without dead ends: 870 [2020-11-30 01:11:24,716 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 [2020-11-30 01:11:24,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states. [2020-11-30 01:11:24,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 856. [2020-11-30 01:11:24,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2020-11-30 01:11:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1192 transitions. [2020-11-30 01:11:24,782 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1192 transitions. Word has length 178 [2020-11-30 01:11:24,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:24,783 INFO L481 AbstractCegarLoop]: Abstraction has 856 states and 1192 transitions. [2020-11-30 01:11:24,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:24,783 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1192 transitions. [2020-11-30 01:11:24,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-11-30 01:11:24,794 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:24,795 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:24,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:11:24,795 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:24,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:24,796 INFO L82 PathProgramCache]: Analyzing trace with hash 708470222, now seen corresponding path program 1 times [2020-11-30 01:11:24,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:24,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772028088] [2020-11-30 01:11:24,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:25,003 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 01:11:25,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772028088] [2020-11-30 01:11:25,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:25,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:11:25,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066748023] [2020-11-30 01:11:25,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:25,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:25,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:25,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:25,013 INFO L87 Difference]: Start difference. First operand 856 states and 1192 transitions. Second operand 3 states. [2020-11-30 01:11:26,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:26,445 INFO L93 Difference]: Finished difference Result 2128 states and 2954 transitions. [2020-11-30 01:11:26,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:26,447 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2020-11-30 01:11:26,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:26,457 INFO L225 Difference]: With dead ends: 2128 [2020-11-30 01:11:26,458 INFO L226 Difference]: Without dead ends: 1274 [2020-11-30 01:11:26,462 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 [2020-11-30 01:11:26,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1274 states. [2020-11-30 01:11:26,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1274 to 1267. [2020-11-30 01:11:26,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1267 states. [2020-11-30 01:11:26,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 1680 transitions. [2020-11-30 01:11:26,521 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 1680 transitions. Word has length 190 [2020-11-30 01:11:26,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:26,521 INFO L481 AbstractCegarLoop]: Abstraction has 1267 states and 1680 transitions. [2020-11-30 01:11:26,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:26,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1680 transitions. [2020-11-30 01:11:26,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2020-11-30 01:11:26,533 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:26,533 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:26,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:11:26,534 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:26,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:26,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1084453464, now seen corresponding path program 1 times [2020-11-30 01:11:26,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:26,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323760727] [2020-11-30 01:11:26,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:26,700 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-30 01:11:26,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323760727] [2020-11-30 01:11:26,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:26,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:11:26,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383173980] [2020-11-30 01:11:26,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:26,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:26,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:26,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:26,703 INFO L87 Difference]: Start difference. First operand 1267 states and 1680 transitions. Second operand 3 states. [2020-11-30 01:11:28,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:28,308 INFO L93 Difference]: Finished difference Result 3758 states and 4988 transitions. [2020-11-30 01:11:28,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:28,309 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 196 [2020-11-30 01:11:28,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:28,326 INFO L225 Difference]: With dead ends: 3758 [2020-11-30 01:11:28,326 INFO L226 Difference]: Without dead ends: 2493 [2020-11-30 01:11:28,329 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 [2020-11-30 01:11:28,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2493 states. [2020-11-30 01:11:28,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2493 to 2488. [2020-11-30 01:11:28,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2488 states. [2020-11-30 01:11:28,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2488 states and 3183 transitions. [2020-11-30 01:11:28,410 INFO L78 Accepts]: Start accepts. Automaton has 2488 states and 3183 transitions. Word has length 196 [2020-11-30 01:11:28,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:28,411 INFO L481 AbstractCegarLoop]: Abstraction has 2488 states and 3183 transitions. [2020-11-30 01:11:28,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:28,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 3183 transitions. [2020-11-30 01:11:28,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-11-30 01:11:28,421 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:28,421 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:28,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:11:28,422 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:28,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:28,422 INFO L82 PathProgramCache]: Analyzing trace with hash -1681179394, now seen corresponding path program 1 times [2020-11-30 01:11:28,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:28,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906622268] [2020-11-30 01:11:28,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:28,581 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 01:11:28,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906622268] [2020-11-30 01:11:28,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:28,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:11:28,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438962763] [2020-11-30 01:11:28,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:28,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:28,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:28,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:28,584 INFO L87 Difference]: Start difference. First operand 2488 states and 3183 transitions. Second operand 3 states. [2020-11-30 01:11:30,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:30,048 INFO L93 Difference]: Finished difference Result 5391 states and 6929 transitions. [2020-11-30 01:11:30,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:30,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 205 [2020-11-30 01:11:30,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:30,069 INFO L225 Difference]: With dead ends: 5391 [2020-11-30 01:11:30,069 INFO L226 Difference]: Without dead ends: 2905 [2020-11-30 01:11:30,072 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 [2020-11-30 01:11:30,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2905 states. [2020-11-30 01:11:30,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2905 to 2901. [2020-11-30 01:11:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2901 states. [2020-11-30 01:11:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2901 states and 3698 transitions. [2020-11-30 01:11:30,153 INFO L78 Accepts]: Start accepts. Automaton has 2901 states and 3698 transitions. Word has length 205 [2020-11-30 01:11:30,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:30,154 INFO L481 AbstractCegarLoop]: Abstraction has 2901 states and 3698 transitions. [2020-11-30 01:11:30,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:30,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 3698 transitions. [2020-11-30 01:11:30,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-11-30 01:11:30,163 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:30,163 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:30,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:11:30,164 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:30,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:30,165 INFO L82 PathProgramCache]: Analyzing trace with hash 495056664, now seen corresponding path program 1 times [2020-11-30 01:11:30,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:30,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012811267] [2020-11-30 01:11:30,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 01:11:30,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012811267] [2020-11-30 01:11:30,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:30,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:11:30,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342172747] [2020-11-30 01:11:30,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:30,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:30,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:30,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:30,300 INFO L87 Difference]: Start difference. First operand 2901 states and 3698 transitions. Second operand 3 states. [2020-11-30 01:11:31,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:31,896 INFO L93 Difference]: Finished difference Result 7868 states and 9970 transitions. [2020-11-30 01:11:31,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:31,897 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2020-11-30 01:11:31,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:31,928 INFO L225 Difference]: With dead ends: 7868 [2020-11-30 01:11:31,929 INFO L226 Difference]: Without dead ends: 4969 [2020-11-30 01:11:31,933 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 [2020-11-30 01:11:31,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4969 states. [2020-11-30 01:11:32,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4969 to 4967. [2020-11-30 01:11:32,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4967 states. [2020-11-30 01:11:32,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4967 states to 4967 states and 6250 transitions. [2020-11-30 01:11:32,070 INFO L78 Accepts]: Start accepts. Automaton has 4967 states and 6250 transitions. Word has length 218 [2020-11-30 01:11:32,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:32,075 INFO L481 AbstractCegarLoop]: Abstraction has 4967 states and 6250 transitions. [2020-11-30 01:11:32,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 4967 states and 6250 transitions. [2020-11-30 01:11:32,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2020-11-30 01:11:32,089 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:32,090 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:32,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:11:32,090 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:32,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:32,091 INFO L82 PathProgramCache]: Analyzing trace with hash 2098058433, now seen corresponding path program 1 times [2020-11-30 01:11:32,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:32,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967031270] [2020-11-30 01:11:32,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:32,264 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:11:32,265 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967031270] [2020-11-30 01:11:32,265 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:32,265 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:11:32,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720349693] [2020-11-30 01:11:32,266 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:11:32,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:32,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:11:32,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:11:32,268 INFO L87 Difference]: Start difference. First operand 4967 states and 6250 transitions. Second operand 4 states. [2020-11-30 01:11:34,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:34,510 INFO L93 Difference]: Finished difference Result 10767 states and 13627 transitions. [2020-11-30 01:11:34,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:11:34,510 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 221 [2020-11-30 01:11:34,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:34,550 INFO L225 Difference]: With dead ends: 10767 [2020-11-30 01:11:34,550 INFO L226 Difference]: Without dead ends: 5802 [2020-11-30 01:11:34,558 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:11:34,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5802 states. [2020-11-30 01:11:34,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5802 to 4963. [2020-11-30 01:11:34,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4963 states. [2020-11-30 01:11:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4963 states to 4963 states and 6244 transitions. [2020-11-30 01:11:34,760 INFO L78 Accepts]: Start accepts. Automaton has 4963 states and 6244 transitions. Word has length 221 [2020-11-30 01:11:34,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:34,760 INFO L481 AbstractCegarLoop]: Abstraction has 4963 states and 6244 transitions. [2020-11-30 01:11:34,761 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:11:34,761 INFO L276 IsEmpty]: Start isEmpty. Operand 4963 states and 6244 transitions. [2020-11-30 01:11:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-11-30 01:11:34,773 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:34,774 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:34,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:11:34,774 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:34,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:34,775 INFO L82 PathProgramCache]: Analyzing trace with hash 405966853, now seen corresponding path program 1 times [2020-11-30 01:11:34,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:34,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641889154] [2020-11-30 01:11:34,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:34,926 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 01:11:34,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641889154] [2020-11-30 01:11:34,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592215927] [2020-11-30 01:11:34,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/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 [2020-11-30 01:11:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:35,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:11:35,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:11:35,413 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 01:11:35,413 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:11:35,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-11-30 01:11:35,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680443177] [2020-11-30 01:11:35,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:35,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:35,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:35,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:11:35,416 INFO L87 Difference]: Start difference. First operand 4963 states and 6244 transitions. Second operand 3 states. [2020-11-30 01:11:37,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:37,295 INFO L93 Difference]: Finished difference Result 14827 states and 18653 transitions. [2020-11-30 01:11:37,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:37,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 225 [2020-11-30 01:11:37,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:37,377 INFO L225 Difference]: With dead ends: 14827 [2020-11-30 01:11:37,378 INFO L226 Difference]: Without dead ends: 9866 [2020-11-30 01:11:37,387 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:11:37,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9866 states. [2020-11-30 01:11:37,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9866 to 9864. [2020-11-30 01:11:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9864 states. [2020-11-30 01:11:37,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9864 states to 9864 states and 12020 transitions. [2020-11-30 01:11:37,652 INFO L78 Accepts]: Start accepts. Automaton has 9864 states and 12020 transitions. Word has length 225 [2020-11-30 01:11:37,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:37,653 INFO L481 AbstractCegarLoop]: Abstraction has 9864 states and 12020 transitions. [2020-11-30 01:11:37,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 9864 states and 12020 transitions. [2020-11-30 01:11:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-11-30 01:11:37,675 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:37,676 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:37,891 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-11-30 01:11:37,892 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:37,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:37,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1981679436, now seen corresponding path program 1 times [2020-11-30 01:11:37,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:37,893 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939848269] [2020-11-30 01:11:37,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-30 01:11:38,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939848269] [2020-11-30 01:11:38,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697291789] [2020-11-30 01:11:38,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:11:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:38,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:11:38,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:11:38,550 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 01:11:38,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:11:38,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-11-30 01:11:38,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563896483] [2020-11-30 01:11:38,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:38,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:38,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:38,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:11:38,553 INFO L87 Difference]: Start difference. First operand 9864 states and 12020 transitions. Second operand 3 states. [2020-11-30 01:11:40,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:40,207 INFO L93 Difference]: Finished difference Result 24807 states and 30714 transitions. [2020-11-30 01:11:40,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:40,207 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 228 [2020-11-30 01:11:40,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:40,240 INFO L225 Difference]: With dead ends: 24807 [2020-11-30 01:11:40,241 INFO L226 Difference]: Without dead ends: 14945 [2020-11-30 01:11:40,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:11:40,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14945 states. [2020-11-30 01:11:40,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14945 to 14939. [2020-11-30 01:11:40,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14939 states. [2020-11-30 01:11:40,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14939 states to 14939 states and 18455 transitions. [2020-11-30 01:11:40,528 INFO L78 Accepts]: Start accepts. Automaton has 14939 states and 18455 transitions. Word has length 228 [2020-11-30 01:11:40,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:40,529 INFO L481 AbstractCegarLoop]: Abstraction has 14939 states and 18455 transitions. [2020-11-30 01:11:40,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 14939 states and 18455 transitions. [2020-11-30 01:11:40,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-11-30 01:11:40,568 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:40,568 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:40,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:11:40,796 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:40,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:40,796 INFO L82 PathProgramCache]: Analyzing trace with hash 210201104, now seen corresponding path program 1 times [2020-11-30 01:11:40,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:40,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719842747] [2020-11-30 01:11:40,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:41,073 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 01:11:41,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719842747] [2020-11-30 01:11:41,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:41,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:11:41,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703986876] [2020-11-30 01:11:41,074 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:11:41,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:41,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:11:41,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:11:41,075 INFO L87 Difference]: Start difference. First operand 14939 states and 18455 transitions. Second operand 4 states. [2020-11-30 01:11:42,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:42,641 INFO L93 Difference]: Finished difference Result 32891 states and 41027 transitions. [2020-11-30 01:11:42,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:11:42,644 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 258 [2020-11-30 01:11:42,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:42,645 INFO L225 Difference]: With dead ends: 32891 [2020-11-30 01:11:42,645 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:11:42,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:11:42,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:11:42,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:11:42,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:11:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:11:42,682 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 258 [2020-11-30 01:11:42,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:42,683 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:11:42,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:11:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:11:42,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:11:42,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:11:42,686 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L1621(line 1621) no Hoare annotation was computed. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L1555(line 1555) no Hoare annotation was computed. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L498(lines 498 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L1489(line 1489) no Hoare annotation was computed. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L432(lines 432 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L366(lines 366 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L763(lines 763 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,863 INFO L274 CegarLoopResult]: For program point L632(lines 632 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L566(lines 566 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1623-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1557-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1491-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L302(lines 302 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1624(line 1624) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1558(line 1558) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1492(line 1492) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1294(lines 1294 1313) no Hoare annotation was computed. [2020-11-30 01:11:42,864 INFO L274 CegarLoopResult]: For program point L1294-2(lines 1294 1313) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L105(lines 105 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L1031(lines 1031 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L965(lines 965 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L899(lines 899 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L1626-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L1560-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,865 INFO L274 CegarLoopResult]: For program point L1494-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,866 INFO L274 CegarLoopResult]: For program point L1627(line 1627) no Hoare annotation was computed. [2020-11-30 01:11:42,866 INFO L274 CegarLoopResult]: For program point L1561(line 1561) no Hoare annotation was computed. [2020-11-30 01:11:42,866 INFO L274 CegarLoopResult]: For program point L1495(line 1495) no Hoare annotation was computed. [2020-11-30 01:11:42,866 INFO L274 CegarLoopResult]: For program point L174(lines 174 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,867 INFO L274 CegarLoopResult]: For program point L835(lines 835 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,867 INFO L274 CegarLoopResult]: For program point L1629-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,867 INFO L274 CegarLoopResult]: For program point L1563-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,867 INFO L274 CegarLoopResult]: For program point L1497-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,867 INFO L274 CegarLoopResult]: For program point L771(lines 771 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,867 INFO L274 CegarLoopResult]: For program point L1630(line 1630) no Hoare annotation was computed. [2020-11-30 01:11:42,867 INFO L274 CegarLoopResult]: For program point L1564(line 1564) no Hoare annotation was computed. [2020-11-30 01:11:42,872 INFO L274 CegarLoopResult]: For program point L507(lines 507 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,872 INFO L274 CegarLoopResult]: For program point L1498(line 1498) no Hoare annotation was computed. [2020-11-30 01:11:42,873 INFO L274 CegarLoopResult]: For program point L243(lines 243 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,873 INFO L274 CegarLoopResult]: For program point L508(lines 508 521) no Hoare annotation was computed. [2020-11-30 01:11:42,873 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 521) no Hoare annotation was computed. [2020-11-30 01:11:42,873 INFO L274 CegarLoopResult]: For program point L1433(lines 1433 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,873 INFO L274 CegarLoopResult]: For program point L376(lines 376 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,873 INFO L274 CegarLoopResult]: For program point L1632-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,874 INFO L274 CegarLoopResult]: For program point L1566-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,874 INFO L274 CegarLoopResult]: For program point L1500-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,874 INFO L274 CegarLoopResult]: For program point L311(lines 311 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,874 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,874 INFO L274 CegarLoopResult]: For program point L1633(line 1633) no Hoare annotation was computed. [2020-11-30 01:11:42,874 INFO L274 CegarLoopResult]: For program point L576(lines 576 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,874 INFO L274 CegarLoopResult]: For program point L1567(line 1567) no Hoare annotation was computed. [2020-11-30 01:11:42,875 INFO L274 CegarLoopResult]: For program point L1501(line 1501) no Hoare annotation was computed. [2020-11-30 01:11:42,875 INFO L274 CegarLoopResult]: For program point L444(lines 444 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,875 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,875 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,875 INFO L274 CegarLoopResult]: For program point L643(lines 643 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,875 INFO L274 CegarLoopResult]: For program point L1370(lines 1370 1389) no Hoare annotation was computed. [2020-11-30 01:11:42,876 INFO L274 CegarLoopResult]: For program point L1370-2(lines 1370 1389) no Hoare annotation was computed. [2020-11-30 01:11:42,876 INFO L274 CegarLoopResult]: For program point L1172(lines 1172 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,876 INFO L274 CegarLoopResult]: For program point L115(lines 115 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,876 INFO L274 CegarLoopResult]: For program point L1635-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,876 INFO L274 CegarLoopResult]: For program point L1569-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,876 INFO L274 CegarLoopResult]: For program point L1503-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,876 INFO L274 CegarLoopResult]: For program point L248(lines 248 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,877 INFO L274 CegarLoopResult]: For program point L182(lines 182 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,877 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,877 INFO L274 CegarLoopResult]: For program point L909(lines 909 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,877 INFO L274 CegarLoopResult]: For program point L711(lines 711 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,877 INFO L274 CegarLoopResult]: For program point L1636(line 1636) no Hoare annotation was computed. [2020-11-30 01:11:42,877 INFO L274 CegarLoopResult]: For program point L1570(line 1570) no Hoare annotation was computed. [2020-11-30 01:11:42,877 INFO L274 CegarLoopResult]: For program point L1504(line 1504) no Hoare annotation was computed. [2020-11-30 01:11:42,878 INFO L274 CegarLoopResult]: For program point L976(lines 976 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,878 INFO L274 CegarLoopResult]: For program point L779(lines 779 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,878 INFO L274 CegarLoopResult]: For program point L1638-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,878 INFO L274 CegarLoopResult]: For program point L1572-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,878 INFO L274 CegarLoopResult]: For program point L1506-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,878 INFO L274 CegarLoopResult]: For program point L846(lines 846 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,878 INFO L274 CegarLoopResult]: For program point L1639(line 1639) no Hoare annotation was computed. [2020-11-30 01:11:42,879 INFO L274 CegarLoopResult]: For program point L1573(line 1573) no Hoare annotation was computed. [2020-11-30 01:11:42,879 INFO L274 CegarLoopResult]: For program point L1507(line 1507) no Hoare annotation was computed. [2020-11-30 01:11:42,879 INFO L274 CegarLoopResult]: For program point L451(lines 451 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,879 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,879 INFO L274 CegarLoopResult]: For program point L584(lines 584 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,879 INFO L274 CegarLoopResult]: For program point L1641-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,879 INFO L274 CegarLoopResult]: For program point L1575-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,880 INFO L274 CegarLoopResult]: For program point L1509-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,880 INFO L274 CegarLoopResult]: For program point L1642(line 1642) no Hoare annotation was computed. [2020-11-30 01:11:42,880 INFO L274 CegarLoopResult]: For program point L1576(line 1576) no Hoare annotation was computed. [2020-11-30 01:11:42,880 INFO L274 CegarLoopResult]: For program point L1510(line 1510) no Hoare annotation was computed. [2020-11-30 01:11:42,880 INFO L274 CegarLoopResult]: For program point L387(lines 387 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,880 INFO L274 CegarLoopResult]: For program point L1114(lines 1114 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,880 INFO L274 CegarLoopResult]: For program point L1048(lines 1048 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,881 INFO L274 CegarLoopResult]: For program point L388(lines 388 405) no Hoare annotation was computed. [2020-11-30 01:11:42,881 INFO L274 CegarLoopResult]: For program point L322(lines 322 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,881 INFO L274 CegarLoopResult]: For program point L388-2(lines 388 405) no Hoare annotation was computed. [2020-11-30 01:11:42,881 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:11:42,881 INFO L274 CegarLoopResult]: For program point L1247(lines 1247 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,881 INFO L274 CegarLoopResult]: For program point L124(lines 124 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,882 INFO L274 CegarLoopResult]: For program point L1049(lines 1049 1069) no Hoare annotation was computed. [2020-11-30 01:11:42,882 INFO L274 CegarLoopResult]: For program point L1049-2(lines 1049 1069) no Hoare annotation was computed. [2020-11-30 01:11:42,882 INFO L274 CegarLoopResult]: For program point L917(lines 917 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,882 INFO L274 CegarLoopResult]: For program point L719(lines 719 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,882 INFO L274 CegarLoopResult]: For program point L653(lines 653 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,882 INFO L274 CegarLoopResult]: For program point L1644-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,882 INFO L274 CegarLoopResult]: For program point L1578-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,883 INFO L274 CegarLoopResult]: For program point L1512-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,883 INFO L274 CegarLoopResult]: For program point L191(lines 191 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,883 INFO L274 CegarLoopResult]: For program point L720(lines 720 741) no Hoare annotation was computed. [2020-11-30 01:11:42,883 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 741) no Hoare annotation was computed. [2020-11-30 01:11:42,884 INFO L274 CegarLoopResult]: For program point L1645(line 1645) no Hoare annotation was computed. [2020-11-30 01:11:42,884 INFO L274 CegarLoopResult]: For program point L1579(line 1579) no Hoare annotation was computed. [2020-11-30 01:11:42,885 INFO L274 CegarLoopResult]: For program point L1513(line 1513) no Hoare annotation was computed. [2020-11-30 01:11:42,885 INFO L274 CegarLoopResult]: For program point L1315(lines 1315 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,885 INFO L274 CegarLoopResult]: For program point L258(lines 258 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,885 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,886 INFO L274 CegarLoopResult]: For program point L985(lines 985 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,886 INFO L274 CegarLoopResult]: For program point L787(lines 787 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,886 INFO L274 CegarLoopResult]: For program point L523(lines 523 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,886 INFO L274 CegarLoopResult]: For program point L854(lines 854 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,886 INFO L274 CegarLoopResult]: For program point L1647-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,886 INFO L274 CegarLoopResult]: For program point L1581-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,887 INFO L274 CegarLoopResult]: For program point L1515-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,887 INFO L274 CegarLoopResult]: For program point L1648(line 1648) no Hoare annotation was computed. [2020-11-30 01:11:42,887 INFO L274 CegarLoopResult]: For program point L1582(line 1582) no Hoare annotation was computed. [2020-11-30 01:11:42,887 INFO L274 CegarLoopResult]: For program point L1516(line 1516) no Hoare annotation was computed. [2020-11-30 01:11:42,887 INFO L274 CegarLoopResult]: For program point L460(lines 460 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,887 INFO L274 CegarLoopResult]: For program point L593(lines 593 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,887 INFO L274 CegarLoopResult]: For program point L1650-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,888 INFO L274 CegarLoopResult]: For program point L1584-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,888 INFO L274 CegarLoopResult]: For program point L1518-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,888 INFO L274 CegarLoopResult]: For program point L1452(lines 1452 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,888 INFO L274 CegarLoopResult]: For program point L329(lines 329 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,888 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,888 INFO L274 CegarLoopResult]: For program point L65(lines 65 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,888 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:11:42,889 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-30 01:11:42,889 INFO L274 CegarLoopResult]: For program point L1651(line 1651) no Hoare annotation was computed. [2020-11-30 01:11:42,889 INFO L274 CegarLoopResult]: For program point L1585(line 1585) no Hoare annotation was computed. [2020-11-30 01:11:42,889 INFO L274 CegarLoopResult]: For program point L1519(line 1519) no Hoare annotation was computed. [2020-11-30 01:11:42,889 INFO L274 CegarLoopResult]: For program point L66(lines 66 81) no Hoare annotation was computed. [2020-11-30 01:11:42,889 INFO L274 CegarLoopResult]: For program point L66-2(lines 66 81) no Hoare annotation was computed. [2020-11-30 01:11:42,890 INFO L274 CegarLoopResult]: For program point L794(lines 794 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,890 INFO L274 CegarLoopResult]: For program point L1653-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,890 INFO L274 CegarLoopResult]: For program point L1587-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,890 INFO L274 CegarLoopResult]: For program point L1521-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,890 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,890 INFO L274 CegarLoopResult]: For program point L993(lines 993 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,890 INFO L274 CegarLoopResult]: For program point L927(lines 927 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,891 INFO L274 CegarLoopResult]: For program point L663(lines 663 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,891 INFO L274 CegarLoopResult]: For program point L1654(line 1654) no Hoare annotation was computed. [2020-11-30 01:11:42,891 INFO L274 CegarLoopResult]: For program point L1588(line 1588) no Hoare annotation was computed. [2020-11-30 01:11:42,891 INFO L274 CegarLoopResult]: For program point L1522(line 1522) no Hoare annotation was computed. [2020-11-30 01:11:42,891 INFO L274 CegarLoopResult]: For program point L267(lines 267 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,891 INFO L274 CegarLoopResult]: For program point L201(lines 201 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,891 INFO L274 CegarLoopResult]: For program point L1192(lines 1192 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,892 INFO L274 CegarLoopResult]: For program point L928(lines 928 945) no Hoare annotation was computed. [2020-11-30 01:11:42,892 INFO L274 CegarLoopResult]: For program point L928-2(lines 928 945) no Hoare annotation was computed. [2020-11-30 01:11:42,892 INFO L274 CegarLoopResult]: For program point L532(lines 532 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,892 INFO L274 CegarLoopResult]: For program point L1391(lines 1391 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,892 INFO L274 CegarLoopResult]: For program point L1259(lines 1259 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,892 INFO L274 CegarLoopResult]: For program point L202(lines 202 221) no Hoare annotation was computed. [2020-11-30 01:11:42,892 INFO L274 CegarLoopResult]: For program point L136(lines 136 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,893 INFO L274 CegarLoopResult]: For program point L202-2(lines 202 221) no Hoare annotation was computed. [2020-11-30 01:11:42,893 INFO L274 CegarLoopResult]: For program point L863(lines 863 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,893 INFO L274 CegarLoopResult]: For program point L1656-1(lines 1656 1658) no Hoare annotation was computed. [2020-11-30 01:11:42,893 INFO L274 CegarLoopResult]: For program point L1590-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,893 INFO L274 CegarLoopResult]: For program point L1524-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,893 INFO L274 CegarLoopResult]: For program point L1392(lines 1392 1410) no Hoare annotation was computed. [2020-11-30 01:11:42,894 INFO L274 CegarLoopResult]: For program point L1392-2(lines 1392 1410) no Hoare annotation was computed. [2020-11-30 01:11:42,894 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 1282) no Hoare annotation was computed. [2020-11-30 01:11:42,894 INFO L274 CegarLoopResult]: For program point L1260-2(lines 1260 1282) no Hoare annotation was computed. [2020-11-30 01:11:42,894 INFO L274 CegarLoopResult]: For program point L1657(line 1657) no Hoare annotation was computed. [2020-11-30 01:11:42,894 INFO L274 CegarLoopResult]: For program point L1591(line 1591) no Hoare annotation was computed. [2020-11-30 01:11:42,894 INFO L274 CegarLoopResult]: For program point L1525(line 1525) no Hoare annotation was computed. [2020-11-30 01:11:42,894 INFO L274 CegarLoopResult]: For program point L468(lines 468 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,895 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,895 INFO L274 CegarLoopResult]: For program point L668(lines 668 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,896 INFO L270 CegarLoopResult]: At program point L1659(lines 64 1660) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1))) (or (and .cse0 (= ~a3~0 1)) (and (= ~a12~0 1) .cse0) (and .cse0 (= ~a27~0 1)) (and .cse0 (<= 2 ~a3~0)) (and .cse0 (= ~a26~0 1)))) [2020-11-30 01:11:42,896 INFO L274 CegarLoopResult]: For program point L602(lines 602 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,896 INFO L274 CegarLoopResult]: For program point L1593-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,896 INFO L274 CegarLoopResult]: For program point L1527-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,897 INFO L274 CegarLoopResult]: For program point L1594(line 1594) no Hoare annotation was computed. [2020-11-30 01:11:42,897 INFO L274 CegarLoopResult]: For program point L1528(line 1528) no Hoare annotation was computed. [2020-11-30 01:11:42,897 INFO L274 CegarLoopResult]: For program point L1462(lines 1462 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,897 INFO L274 CegarLoopResult]: For program point L339(lines 339 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,897 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,897 INFO L277 CegarLoopResult]: At program point L1662(lines 1662 1679) the Hoare annotation is: true [2020-11-30 01:11:42,897 INFO L274 CegarLoopResult]: For program point L539(lines 539 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,898 INFO L274 CegarLoopResult]: For program point L1596-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,898 INFO L274 CegarLoopResult]: For program point L1530-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,898 INFO L274 CegarLoopResult]: For program point L407(lines 407 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,898 INFO L274 CegarLoopResult]: For program point L275(lines 275 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,898 INFO L274 CegarLoopResult]: For program point L1200(lines 1200 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,898 INFO L274 CegarLoopResult]: For program point L1597(line 1597) no Hoare annotation was computed. [2020-11-30 01:11:42,898 INFO L274 CegarLoopResult]: For program point L1531(line 1531) no Hoare annotation was computed. [2020-11-30 01:11:42,899 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-30 01:11:42,899 INFO L274 CegarLoopResult]: For program point L805(lines 805 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,899 INFO L274 CegarLoopResult]: For program point L145(lines 145 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,899 INFO L274 CegarLoopResult]: For program point L1004(lines 1004 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,899 INFO L274 CegarLoopResult]: For program point L1599-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,899 INFO L274 CegarLoopResult]: For program point L1533-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,899 INFO L274 CegarLoopResult]: For program point L1137(lines 1137 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,900 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,900 INFO L274 CegarLoopResult]: For program point L873(lines 873 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,900 INFO L274 CegarLoopResult]: For program point L675(lines 675 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,900 INFO L274 CegarLoopResult]: For program point L1600(line 1600) no Hoare annotation was computed. [2020-11-30 01:11:42,900 INFO L274 CegarLoopResult]: For program point L1534(line 1534) no Hoare annotation was computed. [2020-11-30 01:11:42,900 INFO L274 CegarLoopResult]: For program point L477(lines 477 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,901 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,901 INFO L274 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-11-30 01:11:42,901 INFO L274 CegarLoopResult]: For program point L478-2(lines 478 488) no Hoare annotation was computed. [2020-11-30 01:11:42,901 INFO L274 CegarLoopResult]: For program point L743(lines 743 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,903 INFO L270 CegarLoopResult]: At program point L1668-2(lines 1668 1678) the Hoare annotation is: (let ((.cse0 (= ~a5~0 1))) (or (and .cse0 (= ~a3~0 1)) (and (= ~a12~0 1) .cse0) (and .cse0 (= ~a27~0 1)) (and .cse0 (<= 2 ~a3~0)) (and .cse0 (= ~a26~0 1)))) [2020-11-30 01:11:42,903 INFO L274 CegarLoopResult]: For program point L1602-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,903 INFO L274 CegarLoopResult]: For program point L1536-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,903 INFO L274 CegarLoopResult]: For program point L1470(lines 1470 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,904 INFO L274 CegarLoopResult]: For program point L83(lines 83 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,904 INFO L274 CegarLoopResult]: For program point L1603(line 1603) no Hoare annotation was computed. [2020-11-30 01:11:42,904 INFO L274 CegarLoopResult]: For program point L1537(line 1537) no Hoare annotation was computed. [2020-11-30 01:11:42,904 INFO L274 CegarLoopResult]: For program point L613(lines 613 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,904 INFO L274 CegarLoopResult]: For program point L415(lines 415 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,904 INFO L274 CegarLoopResult]: For program point L349(lines 349 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,904 INFO L274 CegarLoopResult]: For program point L1142(lines 1142 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,905 INFO L274 CegarLoopResult]: For program point L1076(lines 1076 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,905 INFO L274 CegarLoopResult]: For program point L878(lines 878 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,905 INFO L274 CegarLoopResult]: For program point L1605-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,905 INFO L274 CegarLoopResult]: For program point L1539-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,905 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:11:42,905 INFO L274 CegarLoopResult]: For program point L879(lines 879 897) no Hoare annotation was computed. [2020-11-30 01:11:42,906 INFO L274 CegarLoopResult]: For program point L879-2(lines 879 897) no Hoare annotation was computed. [2020-11-30 01:11:42,906 INFO L274 CegarLoopResult]: For program point L1606(line 1606) no Hoare annotation was computed. [2020-11-30 01:11:42,906 INFO L274 CegarLoopResult]: For program point L549(lines 549 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,906 INFO L274 CegarLoopResult]: For program point L1540(line 1540) no Hoare annotation was computed. [2020-11-30 01:11:42,906 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,906 INFO L274 CegarLoopResult]: For program point L814(lines 814 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,906 INFO L274 CegarLoopResult]: For program point L1673(line 1673) no Hoare annotation was computed. [2020-11-30 01:11:42,907 INFO L274 CegarLoopResult]: For program point L286(lines 286 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,907 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,907 INFO L274 CegarLoopResult]: For program point L947(lines 947 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,907 INFO L274 CegarLoopResult]: For program point L1608-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,908 INFO L274 CegarLoopResult]: For program point L1542-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,908 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2020-11-30 01:11:42,909 INFO L274 CegarLoopResult]: For program point L1476-2(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,909 INFO L274 CegarLoopResult]: For program point L1609(line 1609) no Hoare annotation was computed. [2020-11-30 01:11:42,910 INFO L274 CegarLoopResult]: For program point L1543(line 1543) no Hoare annotation was computed. [2020-11-30 01:11:42,910 INFO L274 CegarLoopResult]: For program point L1477(line 1477) no Hoare annotation was computed. [2020-11-30 01:11:42,910 INFO L274 CegarLoopResult]: For program point L156(lines 156 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,910 INFO L274 CegarLoopResult]: For program point L685(lines 685 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,911 INFO L274 CegarLoopResult]: For program point L1412(lines 1412 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,911 INFO L274 CegarLoopResult]: For program point L1346(lines 1346 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,912 INFO L274 CegarLoopResult]: For program point L223(lines 223 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,915 INFO L274 CegarLoopResult]: For program point L1611-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,915 INFO L274 CegarLoopResult]: For program point L1545-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,915 INFO L274 CegarLoopResult]: For program point L1479-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,915 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1431) no Hoare annotation was computed. [2020-11-30 01:11:42,916 INFO L274 CegarLoopResult]: For program point L1413-2(lines 1413 1431) no Hoare annotation was computed. [2020-11-30 01:11:42,916 INFO L274 CegarLoopResult]: For program point L92(lines 92 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,916 INFO L274 CegarLoopResult]: For program point L753(lines 753 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,916 INFO L274 CegarLoopResult]: For program point L1612(line 1612) no Hoare annotation was computed. [2020-11-30 01:11:42,916 INFO L274 CegarLoopResult]: For program point L1546(line 1546) no Hoare annotation was computed. [2020-11-30 01:11:42,916 INFO L274 CegarLoopResult]: For program point L1480(line 1480) no Hoare annotation was computed. [2020-11-30 01:11:42,916 INFO L274 CegarLoopResult]: For program point L1084(lines 1084 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L556(lines 556 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L490(lines 490 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L424(lines 424 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L358(lines 358 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L1614-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L1548-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L1482-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L1284(lines 1284 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L1152(lines 1152 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,917 INFO L274 CegarLoopResult]: For program point L624(lines 624 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,918 INFO L274 CegarLoopResult]: For program point L1615(line 1615) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1549(line 1549) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1483(line 1483) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L294(lines 294 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L823(lines 823 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1220(lines 1220 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1617-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1551-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1485-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 1234) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1221-2(lines 1221 1234) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L957(lines 957 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1618(line 1618) no Hoare annotation was computed. [2020-11-30 01:11:42,919 INFO L274 CegarLoopResult]: For program point L1552(line 1552) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L1486(line 1486) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L1354(lines 1354 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L165(lines 165 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L99(lines 99 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L694(lines 694 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L232(lines 232 1475) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L695(lines 695 709) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L695-2(lines 695 709) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L1620-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L1554-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,920 INFO L274 CegarLoopResult]: For program point L1488-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:42,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:11:42 BoogieIcfgContainer [2020-11-30 01:11:42,942 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:11:42,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:11:42,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:11:42,943 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:11:42,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:11:20" (3/4) ... [2020-11-30 01:11:42,946 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:11:42,991 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 01:11:42,996 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 01:11:43,000 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:11:43,005 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:11:43,271 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9920f70d-eff3-4a86-9459-676cd9e01229/bin/uautomizer/witness.graphml [2020-11-30 01:11:43,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:11:43,273 INFO L168 Benchmark]: Toolchain (without parser) took 27984.09 ms. Allocated memory was 86.0 MB in the beginning and 580.9 MB in the end (delta: 494.9 MB). Free memory was 53.1 MB in the beginning and 272.7 MB in the end (delta: -219.6 MB). Peak memory consumption was 277.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:43,273 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 57.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:11:43,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1302.50 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 52.9 MB in the beginning and 50.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:43,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.28 ms. Allocated memory is still 115.3 MB. Free memory was 50.5 MB in the beginning and 76.2 MB in the end (delta: -25.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:43,275 INFO L168 Benchmark]: Boogie Preprocessor took 183.93 ms. Allocated memory is still 115.3 MB. Free memory was 75.6 MB in the beginning and 69.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:43,275 INFO L168 Benchmark]: RCFGBuilder took 3065.74 ms. Allocated memory was 115.3 MB in the beginning and 278.9 MB in the end (delta: 163.6 MB). Free memory was 69.2 MB in the beginning and 213.2 MB in the end (delta: -144.0 MB). Peak memory consumption was 69.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:43,276 INFO L168 Benchmark]: TraceAbstraction took 22889.36 ms. Allocated memory was 278.9 MB in the beginning and 580.9 MB in the end (delta: 302.0 MB). Free memory was 213.2 MB in the beginning and 309.9 MB in the end (delta: -96.7 MB). Peak memory consumption was 205.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:43,276 INFO L168 Benchmark]: Witness Printer took 328.54 ms. Allocated memory is still 580.9 MB. Free memory was 309.9 MB in the beginning and 272.7 MB in the end (delta: 37.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:43,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 57.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1302.50 ms. Allocated memory was 86.0 MB in the beginning and 115.3 MB in the end (delta: 29.4 MB). Free memory was 52.9 MB in the beginning and 50.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 203.28 ms. Allocated memory is still 115.3 MB. Free memory was 50.5 MB in the beginning and 76.2 MB in the end (delta: -25.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 183.93 ms. Allocated memory is still 115.3 MB. Free memory was 75.6 MB in the beginning and 69.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3065.74 ms. Allocated memory was 115.3 MB in the beginning and 278.9 MB in the end (delta: 163.6 MB). Free memory was 69.2 MB in the beginning and 213.2 MB in the end (delta: -144.0 MB). Peak memory consumption was 69.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 22889.36 ms. Allocated memory was 278.9 MB in the beginning and 580.9 MB in the end (delta: 302.0 MB). Free memory was 213.2 MB in the beginning and 309.9 MB in the end (delta: -96.7 MB). Peak memory consumption was 205.4 MB. Max. memory is 16.1 GB. * Witness Printer took 328.54 ms. Allocated memory is still 580.9 MB. Free memory was 309.9 MB in the beginning and 272.7 MB in the end (delta: 37.1 MB). Peak memory consumption was 37.7 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: 1662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((a5 == 1 && a3 == 1) || (a12 == 1 && a5 == 1)) || (a5 == 1 && a27 == 1)) || (a5 == 1 && 2 <= a3)) || (a5 == 1 && a26 == 1) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((((a5 == 1 && a3 == 1) || (a12 == 1 && a5 == 1)) || (a5 == 1 && a27 == 1)) || (a5 == 1 && 2 <= a3)) || (a5 == 1 && a26 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 303 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.5s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 17.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2127 SDtfs, 2377 SDslu, 246 SDs, 0 SdLazy, 6798 SolverSat, 1597 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 478 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14939occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 879 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 133 NumberOfFragments, 73 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1678 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2542 NumberOfCodeBlocks, 2542 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2530 ConstructedInterpolants, 0 QuantifiedInterpolants, 1033481 SizeOfPredicates, 2 NumberOfNonLiveVariables, 949 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 703/715 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...