./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label30.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_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label30.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/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 059a13f8c861f1cdb2211acdf7345f4509ca1114 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:10:28,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:28,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:28,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:28,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:28,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:28,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:28,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:28,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:28,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:28,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:28,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:28,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:28,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:28,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:28,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:28,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:28,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:28,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:28,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:28,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:28,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:28,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:28,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:28,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:28,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:28,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:28,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:28,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:28,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:28,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:28,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:28,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:28,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:28,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:28,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:28,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:28,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:28,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:28,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:28,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:28,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:10:28,986 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:28,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:28,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:28,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:28,989 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:10:28,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:28,989 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:10:28,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:10:28,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:10:28,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:28,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:10:28,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:28,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:10:28,991 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:10:28,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:10:28,991 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:28,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:10:28,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:28,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:10:28,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:28,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:10:28,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:28,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:28,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:28,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:10:28,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:10:28,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:10:28,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:10:28,995 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:10:28,995 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_7230d41f-428d-4ad8-81e1-8c1d00a25150/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 059a13f8c861f1cdb2211acdf7345f4509ca1114 [2020-11-30 01:10:29,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:29,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:29,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:29,398 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:29,399 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:29,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem03_label30.c [2020-11-30 01:10:29,488 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/data/eaef538aa/4c03dc70a244444bbe968164fdc5f83c/FLAGc525307ed [2020-11-30 01:10:30,333 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:30,333 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/sv-benchmarks/c/eca-rers2012/Problem03_label30.c [2020-11-30 01:10:30,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/data/eaef538aa/4c03dc70a244444bbe968164fdc5f83c/FLAGc525307ed [2020-11-30 01:10:30,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/data/eaef538aa/4c03dc70a244444bbe968164fdc5f83c [2020-11-30 01:10:30,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:30,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:10:30,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:30,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:30,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:30,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:30" (1/1) ... [2020-11-30 01:10:30,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bcc28f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:30, skipping insertion in model container [2020-11-30 01:10:30,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:30" (1/1) ... [2020-11-30 01:10:30,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:31,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:31,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:31,867 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:10:32,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:32,209 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:10:32,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32 WrapperNode [2020-11-30 01:10:32,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:32,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:32,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:10:32,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:10:32,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:32,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:10:32,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:10:32,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:10:32,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... [2020-11-30 01:10:32,580 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:10:32,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:10:32,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:10:32,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:10:32,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/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 01:10:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:10:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:10:32,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:10:32,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:10:35,593 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:10:35,596 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 01:10:35,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:35 BoogieIcfgContainer [2020-11-30 01:10:35,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:10:35,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:10:35,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:10:35,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:10:35,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:10:30" (1/3) ... [2020-11-30 01:10:35,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c76e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:10:35, skipping insertion in model container [2020-11-30 01:10:35,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32" (2/3) ... [2020-11-30 01:10:35,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c76e50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:10:35, skipping insertion in model container [2020-11-30 01:10:35,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:35" (3/3) ... [2020-11-30 01:10:35,615 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem03_label30.c [2020-11-30 01:10:35,630 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:10:35,637 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:10:35,651 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:10:35,704 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:10:35,705 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:10:35,705 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:10:35,706 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:10:35,706 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:10:35,706 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:10:35,706 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:10:35,707 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:10:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2020-11-30 01:10:35,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-30 01:10:35,771 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:35,772 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, 1, 1, 1, 1, 1] [2020-11-30 01:10:35,773 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:35,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:35,781 INFO L82 PathProgramCache]: Analyzing trace with hash 174616531, now seen corresponding path program 1 times [2020-11-30 01:10:35,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:35,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104101645] [2020-11-30 01:10:35,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:36,906 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 01:10:36,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104101645] [2020-11-30 01:10:36,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:36,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:36,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919798892] [2020-11-30 01:10:36,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:36,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:36,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:36,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:36,936 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 3 states. [2020-11-30 01:10:39,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:39,205 INFO L93 Difference]: Finished difference Result 825 states and 1461 transitions. [2020-11-30 01:10:39,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:39,206 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2020-11-30 01:10:39,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:39,230 INFO L225 Difference]: With dead ends: 825 [2020-11-30 01:10:39,230 INFO L226 Difference]: Without dead ends: 444 [2020-11-30 01:10:39,236 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 01:10:39,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2020-11-30 01:10:39,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 443. [2020-11-30 01:10:39,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-11-30 01:10:39,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 627 transitions. [2020-11-30 01:10:39,357 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 627 transitions. Word has length 175 [2020-11-30 01:10:39,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:39,363 INFO L481 AbstractCegarLoop]: Abstraction has 443 states and 627 transitions. [2020-11-30 01:10:39,364 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:39,365 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 627 transitions. [2020-11-30 01:10:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-11-30 01:10:39,384 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:39,384 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, 1, 1, 1, 1, 1] [2020-11-30 01:10:39,385 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:10:39,386 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:39,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:39,390 INFO L82 PathProgramCache]: Analyzing trace with hash -924532846, now seen corresponding path program 1 times [2020-11-30 01:10:39,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:39,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088006783] [2020-11-30 01:10:39,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:39,594 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 01:10:39,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088006783] [2020-11-30 01:10:39,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:39,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:39,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893254313] [2020-11-30 01:10:39,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:39,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:39,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:39,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:39,602 INFO L87 Difference]: Start difference. First operand 443 states and 627 transitions. Second operand 3 states. [2020-11-30 01:10:41,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:41,137 INFO L93 Difference]: Finished difference Result 1310 states and 1861 transitions. [2020-11-30 01:10:41,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:41,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2020-11-30 01:10:41,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:41,145 INFO L225 Difference]: With dead ends: 1310 [2020-11-30 01:10:41,146 INFO L226 Difference]: Without dead ends: 869 [2020-11-30 01:10:41,149 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 01:10:41,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2020-11-30 01:10:41,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 855. [2020-11-30 01:10:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 855 states. [2020-11-30 01:10:41,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 1185 transitions. [2020-11-30 01:10:41,231 INFO L78 Accepts]: Start accepts. Automaton has 855 states and 1185 transitions. Word has length 183 [2020-11-30 01:10:41,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:41,232 INFO L481 AbstractCegarLoop]: Abstraction has 855 states and 1185 transitions. [2020-11-30 01:10:41,232 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:41,232 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1185 transitions. [2020-11-30 01:10:41,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-11-30 01:10:41,236 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:41,237 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:10:41,237 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:10:41,237 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:41,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:41,238 INFO L82 PathProgramCache]: Analyzing trace with hash 1150356824, now seen corresponding path program 1 times [2020-11-30 01:10:41,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:41,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127041487] [2020-11-30 01:10:41,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:41,484 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 01:10:41,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127041487] [2020-11-30 01:10:41,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:41,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:41,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397317248] [2020-11-30 01:10:41,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:41,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:41,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:41,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:41,493 INFO L87 Difference]: Start difference. First operand 855 states and 1185 transitions. Second operand 3 states. [2020-11-30 01:10:43,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:43,348 INFO L93 Difference]: Finished difference Result 2540 states and 3522 transitions. [2020-11-30 01:10:43,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:43,352 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 192 [2020-11-30 01:10:43,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:43,365 INFO L225 Difference]: With dead ends: 2540 [2020-11-30 01:10:43,365 INFO L226 Difference]: Without dead ends: 1687 [2020-11-30 01:10:43,368 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 01:10:43,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1687 states. [2020-11-30 01:10:43,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1687 to 1685. [2020-11-30 01:10:43,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1685 states. [2020-11-30 01:10:43,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1685 states and 2292 transitions. [2020-11-30 01:10:43,456 INFO L78 Accepts]: Start accepts. Automaton has 1685 states and 2292 transitions. Word has length 192 [2020-11-30 01:10:43,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:43,460 INFO L481 AbstractCegarLoop]: Abstraction has 1685 states and 2292 transitions. [2020-11-30 01:10:43,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2292 transitions. [2020-11-30 01:10:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-11-30 01:10:43,467 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:43,467 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, 1, 1, 1, 1, 1] [2020-11-30 01:10:43,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:10:43,468 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:43,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:43,470 INFO L82 PathProgramCache]: Analyzing trace with hash 56319375, now seen corresponding path program 1 times [2020-11-30 01:10:43,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:43,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233192620] [2020-11-30 01:10:43,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:43,631 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 01:10:43,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233192620] [2020-11-30 01:10:43,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:43,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:43,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628937596] [2020-11-30 01:10:43,634 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:43,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:43,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:43,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:43,636 INFO L87 Difference]: Start difference. First operand 1685 states and 2292 transitions. Second operand 3 states. [2020-11-30 01:10:45,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:45,306 INFO L93 Difference]: Finished difference Result 5012 states and 6817 transitions. [2020-11-30 01:10:45,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:45,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2020-11-30 01:10:45,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:45,333 INFO L225 Difference]: With dead ends: 5012 [2020-11-30 01:10:45,333 INFO L226 Difference]: Without dead ends: 3329 [2020-11-30 01:10:45,337 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 01:10:45,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2020-11-30 01:10:45,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3327. [2020-11-30 01:10:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3327 states. [2020-11-30 01:10:45,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 3327 states and 4257 transitions. [2020-11-30 01:10:45,456 INFO L78 Accepts]: Start accepts. Automaton has 3327 states and 4257 transitions. Word has length 195 [2020-11-30 01:10:45,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:45,457 INFO L481 AbstractCegarLoop]: Abstraction has 3327 states and 4257 transitions. [2020-11-30 01:10:45,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:45,457 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 4257 transitions. [2020-11-30 01:10:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-11-30 01:10:45,466 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:45,466 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:45,466 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:10:45,467 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:45,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:45,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1561360354, now seen corresponding path program 1 times [2020-11-30 01:10:45,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:45,469 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64928972] [2020-11-30 01:10:45,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-30 01:10:45,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64928972] [2020-11-30 01:10:45,645 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:45,645 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:45,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111778460] [2020-11-30 01:10:45,646 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:45,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:45,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:45,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:45,648 INFO L87 Difference]: Start difference. First operand 3327 states and 4257 transitions. Second operand 3 states. [2020-11-30 01:10:47,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:47,314 INFO L93 Difference]: Finished difference Result 8282 states and 10898 transitions. [2020-11-30 01:10:47,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:47,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 203 [2020-11-30 01:10:47,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:47,349 INFO L225 Difference]: With dead ends: 8282 [2020-11-30 01:10:47,349 INFO L226 Difference]: Without dead ends: 4957 [2020-11-30 01:10:47,356 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 01:10:47,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4957 states. [2020-11-30 01:10:47,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4957 to 4951. [2020-11-30 01:10:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4951 states. [2020-11-30 01:10:47,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 4951 states and 6113 transitions. [2020-11-30 01:10:47,512 INFO L78 Accepts]: Start accepts. Automaton has 4951 states and 6113 transitions. Word has length 203 [2020-11-30 01:10:47,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:47,513 INFO L481 AbstractCegarLoop]: Abstraction has 4951 states and 6113 transitions. [2020-11-30 01:10:47,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:47,513 INFO L276 IsEmpty]: Start isEmpty. Operand 4951 states and 6113 transitions. [2020-11-30 01:10:47,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-11-30 01:10:47,526 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:47,526 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 01:10:47,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:10:47,527 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:47,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:47,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1577582700, now seen corresponding path program 1 times [2020-11-30 01:10:47,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:47,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443187431] [2020-11-30 01:10:47,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:47,806 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 73 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-30 01:10:47,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443187431] [2020-11-30 01:10:47,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339496036] [2020-11-30 01:10:47,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/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 01:10:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:48,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 01:10:48,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:10:48,328 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 01:10:48,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:10:48,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-11-30 01:10:48,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955164813] [2020-11-30 01:10:48,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:48,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:48,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:48,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:10:48,345 INFO L87 Difference]: Start difference. First operand 4951 states and 6113 transitions. Second operand 3 states. [2020-11-30 01:10:50,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:50,167 INFO L93 Difference]: Finished difference Result 14377 states and 17823 transitions. [2020-11-30 01:10:50,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:50,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 243 [2020-11-30 01:10:50,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:50,249 INFO L225 Difference]: With dead ends: 14377 [2020-11-30 01:10:50,249 INFO L226 Difference]: Without dead ends: 9428 [2020-11-30 01:10:50,259 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:10:50,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9428 states. [2020-11-30 01:10:50,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9428 to 9422. [2020-11-30 01:10:50,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9422 states. [2020-11-30 01:10:50,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9422 states to 9422 states and 11328 transitions. [2020-11-30 01:10:50,559 INFO L78 Accepts]: Start accepts. Automaton has 9422 states and 11328 transitions. Word has length 243 [2020-11-30 01:10:50,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:50,561 INFO L481 AbstractCegarLoop]: Abstraction has 9422 states and 11328 transitions. [2020-11-30 01:10:50,561 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:50,561 INFO L276 IsEmpty]: Start isEmpty. Operand 9422 states and 11328 transitions. [2020-11-30 01:10:50,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2020-11-30 01:10:50,579 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:50,581 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 01:10:50,800 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-11-30 01:10:50,800 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:50,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:50,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1044309489, now seen corresponding path program 1 times [2020-11-30 01:10:50,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:50,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221259638] [2020-11-30 01:10:50,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:51,121 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221259638] [2020-11-30 01:10:51,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:51,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:51,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116095077] [2020-11-30 01:10:51,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:51,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:51,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:51,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:51,125 INFO L87 Difference]: Start difference. First operand 9422 states and 11328 transitions. Second operand 3 states. [2020-11-30 01:10:52,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:52,585 INFO L93 Difference]: Finished difference Result 18848 states and 22664 transitions. [2020-11-30 01:10:52,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:52,586 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2020-11-30 01:10:52,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:52,664 INFO L225 Difference]: With dead ends: 18848 [2020-11-30 01:10:52,664 INFO L226 Difference]: Without dead ends: 9428 [2020-11-30 01:10:52,679 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 01:10:52,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9428 states. [2020-11-30 01:10:52,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9428 to 9422. [2020-11-30 01:10:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9422 states. [2020-11-30 01:10:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9422 states to 9422 states and 10973 transitions. [2020-11-30 01:10:52,938 INFO L78 Accepts]: Start accepts. Automaton has 9422 states and 10973 transitions. Word has length 253 [2020-11-30 01:10:52,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:52,939 INFO L481 AbstractCegarLoop]: Abstraction has 9422 states and 10973 transitions. [2020-11-30 01:10:52,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:52,939 INFO L276 IsEmpty]: Start isEmpty. Operand 9422 states and 10973 transitions. [2020-11-30 01:10:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-11-30 01:10:52,958 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:52,959 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, 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] [2020-11-30 01:10:52,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:10:52,959 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:52,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:52,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1756500863, now seen corresponding path program 1 times [2020-11-30 01:10:52,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:52,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570561336] [2020-11-30 01:10:52,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-30 01:10:53,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570561336] [2020-11-30 01:10:53,339 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:53,339 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:53,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112651092] [2020-11-30 01:10:53,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:53,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:53,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:53,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:53,342 INFO L87 Difference]: Start difference. First operand 9422 states and 10973 transitions. Second operand 3 states. [2020-11-30 01:10:55,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:55,095 INFO L93 Difference]: Finished difference Result 24749 states and 29025 transitions. [2020-11-30 01:10:55,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:55,096 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 268 [2020-11-30 01:10:55,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:55,135 INFO L225 Difference]: With dead ends: 24749 [2020-11-30 01:10:55,136 INFO L226 Difference]: Without dead ends: 15329 [2020-11-30 01:10:55,154 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 01:10:55,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15329 states. [2020-11-30 01:10:55,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15329 to 15321. [2020-11-30 01:10:55,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15321 states. [2020-11-30 01:10:55,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15321 states to 15321 states and 17607 transitions. [2020-11-30 01:10:55,527 INFO L78 Accepts]: Start accepts. Automaton has 15321 states and 17607 transitions. Word has length 268 [2020-11-30 01:10:55,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:55,528 INFO L481 AbstractCegarLoop]: Abstraction has 15321 states and 17607 transitions. [2020-11-30 01:10:55,528 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:55,528 INFO L276 IsEmpty]: Start isEmpty. Operand 15321 states and 17607 transitions. [2020-11-30 01:10:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-11-30 01:10:55,556 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:55,557 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 01:10:55,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:10:55,557 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:55,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:55,558 INFO L82 PathProgramCache]: Analyzing trace with hash -623749109, now seen corresponding path program 1 times [2020-11-30 01:10:55,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:55,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297074983] [2020-11-30 01:10:55,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:56,016 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:56,017 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297074983] [2020-11-30 01:10:56,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:56,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:56,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532537011] [2020-11-30 01:10:56,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:56,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:56,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:56,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:56,020 INFO L87 Difference]: Start difference. First operand 15321 states and 17607 transitions. Second operand 3 states. [2020-11-30 01:10:57,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:57,580 INFO L93 Difference]: Finished difference Result 35943 states and 41724 transitions. [2020-11-30 01:10:57,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:57,581 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 277 [2020-11-30 01:10:57,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:57,632 INFO L225 Difference]: With dead ends: 35943 [2020-11-30 01:10:57,633 INFO L226 Difference]: Without dead ends: 20624 [2020-11-30 01:10:57,656 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 01:10:57,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20624 states. [2020-11-30 01:10:58,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20624 to 19787. [2020-11-30 01:10:58,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19787 states. [2020-11-30 01:10:58,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19787 states to 19787 states and 23004 transitions. [2020-11-30 01:10:58,222 INFO L78 Accepts]: Start accepts. Automaton has 19787 states and 23004 transitions. Word has length 277 [2020-11-30 01:10:58,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:58,223 INFO L481 AbstractCegarLoop]: Abstraction has 19787 states and 23004 transitions. [2020-11-30 01:10:58,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:58,223 INFO L276 IsEmpty]: Start isEmpty. Operand 19787 states and 23004 transitions. [2020-11-30 01:10:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-11-30 01:10:58,277 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:58,277 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 01:10:58,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:10:58,278 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:58,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:58,279 INFO L82 PathProgramCache]: Analyzing trace with hash 159536935, now seen corresponding path program 1 times [2020-11-30 01:10:58,279 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:58,279 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448775505] [2020-11-30 01:10:58,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:58,599 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-30 01:10:58,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448775505] [2020-11-30 01:10:58,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:58,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:58,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212567554] [2020-11-30 01:10:58,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:58,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:58,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:58,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:58,603 INFO L87 Difference]: Start difference. First operand 19787 states and 23004 transitions. Second operand 3 states. [2020-11-30 01:11:00,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:00,171 INFO L93 Difference]: Finished difference Result 48967 states and 56899 transitions. [2020-11-30 01:11:00,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:00,172 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 281 [2020-11-30 01:11:00,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:00,261 INFO L225 Difference]: With dead ends: 48967 [2020-11-30 01:11:00,261 INFO L226 Difference]: Without dead ends: 29182 [2020-11-30 01:11:00,295 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 01:11:00,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29182 states. [2020-11-30 01:11:00,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29182 to 29175. [2020-11-30 01:11:00,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29175 states. [2020-11-30 01:11:00,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29175 states to 29175 states and 33843 transitions. [2020-11-30 01:11:00,879 INFO L78 Accepts]: Start accepts. Automaton has 29175 states and 33843 transitions. Word has length 281 [2020-11-30 01:11:00,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:00,880 INFO L481 AbstractCegarLoop]: Abstraction has 29175 states and 33843 transitions. [2020-11-30 01:11:00,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:00,880 INFO L276 IsEmpty]: Start isEmpty. Operand 29175 states and 33843 transitions. [2020-11-30 01:11:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-11-30 01:11:00,925 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:00,926 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 01:11:00,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:11:00,927 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:00,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:00,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1800768492, now seen corresponding path program 1 times [2020-11-30 01:11:00,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:00,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342444203] [2020-11-30 01:11:00,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:01,225 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-30 01:11:01,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342444203] [2020-11-30 01:11:01,226 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:01,226 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:11:01,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021766343] [2020-11-30 01:11:01,227 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:01,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:01,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:01,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:01,229 INFO L87 Difference]: Start difference. First operand 29175 states and 33843 transitions. Second operand 3 states. [2020-11-30 01:11:03,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:03,176 INFO L93 Difference]: Finished difference Result 65498 states and 76081 transitions. [2020-11-30 01:11:03,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:03,177 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 283 [2020-11-30 01:11:03,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:03,372 INFO L225 Difference]: With dead ends: 65498 [2020-11-30 01:11:03,372 INFO L226 Difference]: Without dead ends: 36325 [2020-11-30 01:11:03,388 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 01:11:03,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36325 states. [2020-11-30 01:11:04,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36325 to 36286. [2020-11-30 01:11:04,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36286 states. [2020-11-30 01:11:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36286 states to 36286 states and 42123 transitions. [2020-11-30 01:11:04,110 INFO L78 Accepts]: Start accepts. Automaton has 36286 states and 42123 transitions. Word has length 283 [2020-11-30 01:11:04,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:04,110 INFO L481 AbstractCegarLoop]: Abstraction has 36286 states and 42123 transitions. [2020-11-30 01:11:04,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 36286 states and 42123 transitions. [2020-11-30 01:11:04,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-11-30 01:11:04,143 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:04,144 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-30 01:11:04,144 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 01:11:04,145 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:04,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:04,145 INFO L82 PathProgramCache]: Analyzing trace with hash 317674650, now seen corresponding path program 1 times [2020-11-30 01:11:04,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:04,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566719641] [2020-11-30 01:11:04,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 68 proven. 6 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-30 01:11:04,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566719641] [2020-11-30 01:11:04,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376598154] [2020-11-30 01:11:04,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/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 01:11:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:04,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 01:11:04,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:11:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-30 01:11:05,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:11:05,121 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-11-30 01:11:05,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556288902] [2020-11-30 01:11:05,122 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:05,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:05,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:05,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:11:05,123 INFO L87 Difference]: Start difference. First operand 36286 states and 42123 transitions. Second operand 3 states. [2020-11-30 01:11:06,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:06,768 INFO L93 Difference]: Finished difference Result 82754 states and 96732 transitions. [2020-11-30 01:11:06,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:06,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 288 [2020-11-30 01:11:06,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:06,858 INFO L225 Difference]: With dead ends: 82754 [2020-11-30 01:11:06,858 INFO L226 Difference]: Without dead ends: 47282 [2020-11-30 01:11:06,891 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 287 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 01:11:06,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47282 states. [2020-11-30 01:11:07,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47282 to 47260. [2020-11-30 01:11:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47260 states. [2020-11-30 01:11:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47260 states to 47260 states and 54860 transitions. [2020-11-30 01:11:07,766 INFO L78 Accepts]: Start accepts. Automaton has 47260 states and 54860 transitions. Word has length 288 [2020-11-30 01:11:07,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:07,766 INFO L481 AbstractCegarLoop]: Abstraction has 47260 states and 54860 transitions. [2020-11-30 01:11:07,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:07,766 INFO L276 IsEmpty]: Start isEmpty. Operand 47260 states and 54860 transitions. [2020-11-30 01:11:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-11-30 01:11:07,976 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:07,976 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 01:11:08,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-11-30 01:11:08,204 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:08,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:08,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1702093363, now seen corresponding path program 1 times [2020-11-30 01:11:08,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:08,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219961170] [2020-11-30 01:11:08,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 120 proven. 33 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-30 01:11:08,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219961170] [2020-11-30 01:11:08,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1995669262] [2020-11-30 01:11:08,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:11:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:08,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:11:08,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:11:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2020-11-30 01:11:09,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:11:09,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-11-30 01:11:09,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587354790] [2020-11-30 01:11:09,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:09,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:09,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:09,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:11:09,144 INFO L87 Difference]: Start difference. First operand 47260 states and 54860 transitions. Second operand 3 states. [2020-11-30 01:11:10,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:10,953 INFO L93 Difference]: Finished difference Result 93509 states and 108620 transitions. [2020-11-30 01:11:10,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:10,953 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 290 [2020-11-30 01:11:10,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:10,955 INFO L225 Difference]: With dead ends: 93509 [2020-11-30 01:11:10,955 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:11:10,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 289 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 01:11:10,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:11:10,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:11:10,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:11:10,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:11:10,992 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 290 [2020-11-30 01:11:10,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:10,993 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:11:10,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:10,993 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:11:10,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:11:11,220 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-30 01:11:11,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:11:11,492 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 40 [2020-11-30 01:11:11,682 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 40 [2020-11-30 01:11:11,879 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2020-11-30 01:11:12,095 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2020-11-30 01:11:12,098 INFO L274 CegarLoopResult]: For program point L1621(line 1621) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L1555(line 1555) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L498(lines 498 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L1489(line 1489) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L432(lines 432 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L366(lines 366 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L763(lines 763 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L632(lines 632 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L566(lines 566 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L1623-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L1557-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L1491-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,099 INFO L274 CegarLoopResult]: For program point L302(lines 302 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1624(line 1624) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1558(line 1558) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1492(line 1492) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1294(lines 1294 1313) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1294-2(lines 1294 1313) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L105(lines 105 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1031(lines 1031 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L965(lines 965 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L899(lines 899 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,100 INFO L274 CegarLoopResult]: For program point L1626-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1560-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1494-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1627(line 1627) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1561(line 1561) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1495(line 1495) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L174(lines 174 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L835(lines 835 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1629-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1563-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1497-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L771(lines 771 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1630(line 1630) no Hoare annotation was computed. [2020-11-30 01:11:12,101 INFO L274 CegarLoopResult]: For program point L1564(line 1564) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L507(lines 507 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L1498(line 1498) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L243(lines 243 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L508(lines 508 521) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L508-2(lines 508 521) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L1433(lines 1433 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L376(lines 376 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L1632-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,102 INFO L274 CegarLoopResult]: For program point L1566-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,104 INFO L274 CegarLoopResult]: For program point L1500-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,104 INFO L274 CegarLoopResult]: For program point L311(lines 311 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,104 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L1633(line 1633) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L576(lines 576 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L1567(line 1567) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L1501(line 1501) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L444(lines 444 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,105 INFO L274 CegarLoopResult]: For program point L643(lines 643 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,106 INFO L274 CegarLoopResult]: For program point L1370(lines 1370 1389) no Hoare annotation was computed. [2020-11-30 01:11:12,106 INFO L274 CegarLoopResult]: For program point L1370-2(lines 1370 1389) no Hoare annotation was computed. [2020-11-30 01:11:12,106 INFO L274 CegarLoopResult]: For program point L1172(lines 1172 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,106 INFO L274 CegarLoopResult]: For program point L115(lines 115 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,106 INFO L274 CegarLoopResult]: For program point L1635-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,106 INFO L274 CegarLoopResult]: For program point L1569-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,106 INFO L274 CegarLoopResult]: For program point L1503-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,107 INFO L274 CegarLoopResult]: For program point L248(lines 248 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,107 INFO L274 CegarLoopResult]: For program point L182(lines 182 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,107 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,107 INFO L274 CegarLoopResult]: For program point L909(lines 909 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,107 INFO L274 CegarLoopResult]: For program point L711(lines 711 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,107 INFO L274 CegarLoopResult]: For program point L1636(line 1636) no Hoare annotation was computed. [2020-11-30 01:11:12,107 INFO L274 CegarLoopResult]: For program point L1570(line 1570) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L1504(line 1504) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L976(lines 976 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L779(lines 779 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L1638-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L1572-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L1506-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L846(lines 846 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,108 INFO L274 CegarLoopResult]: For program point L1639(line 1639) no Hoare annotation was computed. [2020-11-30 01:11:12,109 INFO L274 CegarLoopResult]: For program point L1573(line 1573) no Hoare annotation was computed. [2020-11-30 01:11:12,109 INFO L274 CegarLoopResult]: For program point L1507(line 1507) no Hoare annotation was computed. [2020-11-30 01:11:12,109 INFO L274 CegarLoopResult]: For program point L451(lines 451 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,109 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,109 INFO L274 CegarLoopResult]: For program point L584(lines 584 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,109 INFO L274 CegarLoopResult]: For program point L1641-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,109 INFO L274 CegarLoopResult]: For program point L1575-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,110 INFO L274 CegarLoopResult]: For program point L1509-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,110 INFO L274 CegarLoopResult]: For program point L1642(line 1642) no Hoare annotation was computed. [2020-11-30 01:11:12,110 INFO L274 CegarLoopResult]: For program point L1576(line 1576) no Hoare annotation was computed. [2020-11-30 01:11:12,110 INFO L274 CegarLoopResult]: For program point L1510(line 1510) no Hoare annotation was computed. [2020-11-30 01:11:12,110 INFO L274 CegarLoopResult]: For program point L387(lines 387 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,110 INFO L274 CegarLoopResult]: For program point L1114(lines 1114 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,110 INFO L274 CegarLoopResult]: For program point L1048(lines 1048 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point L388(lines 388 405) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point L322(lines 322 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point L388-2(lines 388 405) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point L1247(lines 1247 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point L124(lines 124 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point L1049(lines 1049 1069) no Hoare annotation was computed. [2020-11-30 01:11:12,111 INFO L274 CegarLoopResult]: For program point L1049-2(lines 1049 1069) no Hoare annotation was computed. [2020-11-30 01:11:12,112 INFO L274 CegarLoopResult]: For program point L917(lines 917 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,112 INFO L274 CegarLoopResult]: For program point L719(lines 719 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,112 INFO L274 CegarLoopResult]: For program point L653(lines 653 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,112 INFO L274 CegarLoopResult]: For program point L1644-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,112 INFO L274 CegarLoopResult]: For program point L1578-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,112 INFO L274 CegarLoopResult]: For program point L1512-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,112 INFO L274 CegarLoopResult]: For program point L191(lines 191 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,113 INFO L274 CegarLoopResult]: For program point L720(lines 720 741) no Hoare annotation was computed. [2020-11-30 01:11:12,113 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 741) no Hoare annotation was computed. [2020-11-30 01:11:12,113 INFO L274 CegarLoopResult]: For program point L1645(line 1645) no Hoare annotation was computed. [2020-11-30 01:11:12,113 INFO L274 CegarLoopResult]: For program point L1579(line 1579) no Hoare annotation was computed. [2020-11-30 01:11:12,113 INFO L274 CegarLoopResult]: For program point L1513(line 1513) no Hoare annotation was computed. [2020-11-30 01:11:12,114 INFO L274 CegarLoopResult]: For program point L1315(lines 1315 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,114 INFO L274 CegarLoopResult]: For program point L258(lines 258 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,114 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,114 INFO L274 CegarLoopResult]: For program point L985(lines 985 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,114 INFO L274 CegarLoopResult]: For program point L787(lines 787 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,114 INFO L274 CegarLoopResult]: For program point L523(lines 523 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,114 INFO L274 CegarLoopResult]: For program point L854(lines 854 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,115 INFO L274 CegarLoopResult]: For program point L1647-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,115 INFO L274 CegarLoopResult]: For program point L1581-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,115 INFO L274 CegarLoopResult]: For program point L1515-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,115 INFO L274 CegarLoopResult]: For program point L1648(line 1648) no Hoare annotation was computed. [2020-11-30 01:11:12,115 INFO L274 CegarLoopResult]: For program point L1582(line 1582) no Hoare annotation was computed. [2020-11-30 01:11:12,115 INFO L274 CegarLoopResult]: For program point L1516(line 1516) no Hoare annotation was computed. [2020-11-30 01:11:12,115 INFO L274 CegarLoopResult]: For program point L460(lines 460 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,116 INFO L274 CegarLoopResult]: For program point L593(lines 593 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,116 INFO L274 CegarLoopResult]: For program point L1650-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,116 INFO L274 CegarLoopResult]: For program point L1584-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,116 INFO L274 CegarLoopResult]: For program point L1518-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,116 INFO L274 CegarLoopResult]: For program point L1452(lines 1452 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,116 INFO L274 CegarLoopResult]: For program point L329(lines 329 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,116 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,117 INFO L274 CegarLoopResult]: For program point L65(lines 65 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,117 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:11:12,117 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-30 01:11:12,117 INFO L274 CegarLoopResult]: For program point L1651(line 1651) no Hoare annotation was computed. [2020-11-30 01:11:12,117 INFO L274 CegarLoopResult]: For program point L1585(line 1585) no Hoare annotation was computed. [2020-11-30 01:11:12,117 INFO L274 CegarLoopResult]: For program point L1519(line 1519) no Hoare annotation was computed. [2020-11-30 01:11:12,117 INFO L274 CegarLoopResult]: For program point L66(lines 66 81) no Hoare annotation was computed. [2020-11-30 01:11:12,118 INFO L274 CegarLoopResult]: For program point L66-2(lines 66 81) no Hoare annotation was computed. [2020-11-30 01:11:12,118 INFO L274 CegarLoopResult]: For program point L794(lines 794 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,118 INFO L274 CegarLoopResult]: For program point L1653-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,118 INFO L274 CegarLoopResult]: For program point L1587-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,118 INFO L274 CegarLoopResult]: For program point L1521-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,118 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,118 INFO L274 CegarLoopResult]: For program point L993(lines 993 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L927(lines 927 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L663(lines 663 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L1654(line 1654) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L1588(line 1588) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L1522(line 1522) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L267(lines 267 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L201(lines 201 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,119 INFO L274 CegarLoopResult]: For program point L1192(lines 1192 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,120 INFO L274 CegarLoopResult]: For program point L928(lines 928 945) no Hoare annotation was computed. [2020-11-30 01:11:12,120 INFO L274 CegarLoopResult]: For program point L928-2(lines 928 945) no Hoare annotation was computed. [2020-11-30 01:11:12,120 INFO L274 CegarLoopResult]: For program point L532(lines 532 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,120 INFO L274 CegarLoopResult]: For program point L1391(lines 1391 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,120 INFO L274 CegarLoopResult]: For program point L1259(lines 1259 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,120 INFO L274 CegarLoopResult]: For program point L202(lines 202 221) no Hoare annotation was computed. [2020-11-30 01:11:12,120 INFO L274 CegarLoopResult]: For program point L136(lines 136 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,121 INFO L274 CegarLoopResult]: For program point L202-2(lines 202 221) no Hoare annotation was computed. [2020-11-30 01:11:12,121 INFO L274 CegarLoopResult]: For program point L863(lines 863 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,121 INFO L274 CegarLoopResult]: For program point L1656-1(lines 1656 1658) no Hoare annotation was computed. [2020-11-30 01:11:12,121 INFO L274 CegarLoopResult]: For program point L1590-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,121 INFO L274 CegarLoopResult]: For program point L1524-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,121 INFO L274 CegarLoopResult]: For program point L1392(lines 1392 1410) no Hoare annotation was computed. [2020-11-30 01:11:12,121 INFO L274 CegarLoopResult]: For program point L1392-2(lines 1392 1410) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 1282) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L1260-2(lines 1260 1282) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L1657(line 1657) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L1591(line 1591) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L1525(line 1525) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L468(lines 468 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,122 INFO L274 CegarLoopResult]: For program point L668(lines 668 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,123 INFO L270 CegarLoopResult]: At program point L1659(lines 64 1660) the Hoare annotation is: (let ((.cse0 (= ~a12~0 1)) (.cse3 (= ~a26~0 1)) (.cse5 (= ~a27~0 1)) (.cse1 (= ~a3~0 0)) (.cse2 (<= ~a6~0 0)) (.cse6 (<= 1 ~a3~0)) (.cse4 (= ~a6~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (= ~a11~0 1) .cse2) (and .cse0 .cse1 .cse4) (and .cse3 .cse1 .cse4) (and .cse5 .cse1 .cse4) (and .cse6 .cse2) (and .cse5 .cse1 .cse2) (and .cse6 .cse4))) [2020-11-30 01:11:12,123 INFO L274 CegarLoopResult]: For program point L602(lines 602 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,123 INFO L274 CegarLoopResult]: For program point L1593-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,123 INFO L274 CegarLoopResult]: For program point L1527-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,124 INFO L274 CegarLoopResult]: For program point L1594(line 1594) no Hoare annotation was computed. [2020-11-30 01:11:12,124 INFO L274 CegarLoopResult]: For program point L1528(line 1528) no Hoare annotation was computed. [2020-11-30 01:11:12,124 INFO L274 CegarLoopResult]: For program point L1462(lines 1462 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,124 INFO L274 CegarLoopResult]: For program point L339(lines 339 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,124 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,124 INFO L277 CegarLoopResult]: At program point L1662(lines 1662 1679) the Hoare annotation is: true [2020-11-30 01:11:12,124 INFO L274 CegarLoopResult]: For program point L539(lines 539 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,125 INFO L274 CegarLoopResult]: For program point L1596-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,125 INFO L274 CegarLoopResult]: For program point L1530-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,125 INFO L274 CegarLoopResult]: For program point L407(lines 407 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,125 INFO L274 CegarLoopResult]: For program point L275(lines 275 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,125 INFO L274 CegarLoopResult]: For program point L1200(lines 1200 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,125 INFO L274 CegarLoopResult]: For program point L1597(line 1597) no Hoare annotation was computed. [2020-11-30 01:11:12,125 INFO L274 CegarLoopResult]: For program point L1531(line 1531) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L805(lines 805 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L145(lines 145 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L1004(lines 1004 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L1599-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L1533-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L1137(lines 1137 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,126 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,127 INFO L274 CegarLoopResult]: For program point L873(lines 873 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,127 INFO L274 CegarLoopResult]: For program point L675(lines 675 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,127 INFO L274 CegarLoopResult]: For program point L1600(line 1600) no Hoare annotation was computed. [2020-11-30 01:11:12,127 INFO L274 CegarLoopResult]: For program point L1534(line 1534) no Hoare annotation was computed. [2020-11-30 01:11:12,127 INFO L274 CegarLoopResult]: For program point L477(lines 477 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,127 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,127 INFO L274 CegarLoopResult]: For program point L478(lines 478 488) no Hoare annotation was computed. [2020-11-30 01:11:12,128 INFO L274 CegarLoopResult]: For program point L478-2(lines 478 488) no Hoare annotation was computed. [2020-11-30 01:11:12,128 INFO L274 CegarLoopResult]: For program point L743(lines 743 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,128 INFO L270 CegarLoopResult]: At program point L1668-2(lines 1668 1678) the Hoare annotation is: (let ((.cse0 (= ~a12~0 1)) (.cse3 (= ~a26~0 1)) (.cse5 (= ~a27~0 1)) (.cse1 (= ~a3~0 0)) (.cse2 (<= ~a6~0 0)) (.cse6 (<= 1 ~a3~0)) (.cse4 (= ~a6~0 1))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 (= ~a11~0 1) .cse2) (and .cse0 .cse1 .cse4) (and .cse3 .cse1 .cse4) (and .cse5 .cse1 .cse4) (and .cse6 .cse2) (and .cse5 .cse1 .cse2) (and .cse6 .cse4))) [2020-11-30 01:11:12,128 INFO L274 CegarLoopResult]: For program point L1602-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,128 INFO L274 CegarLoopResult]: For program point L1536-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,128 INFO L274 CegarLoopResult]: For program point L1470(lines 1470 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,129 INFO L274 CegarLoopResult]: For program point L83(lines 83 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,129 INFO L274 CegarLoopResult]: For program point L1603(line 1603) no Hoare annotation was computed. [2020-11-30 01:11:12,129 INFO L274 CegarLoopResult]: For program point L1537(line 1537) no Hoare annotation was computed. [2020-11-30 01:11:12,129 INFO L274 CegarLoopResult]: For program point L613(lines 613 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,129 INFO L274 CegarLoopResult]: For program point L415(lines 415 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,129 INFO L274 CegarLoopResult]: For program point L349(lines 349 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,129 INFO L274 CegarLoopResult]: For program point L1142(lines 1142 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,130 INFO L274 CegarLoopResult]: For program point L1076(lines 1076 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,130 INFO L274 CegarLoopResult]: For program point L878(lines 878 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,130 INFO L274 CegarLoopResult]: For program point L1605-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,130 INFO L274 CegarLoopResult]: For program point L1539-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,130 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:11:12,130 INFO L274 CegarLoopResult]: For program point L879(lines 879 897) no Hoare annotation was computed. [2020-11-30 01:11:12,130 INFO L274 CegarLoopResult]: For program point L879-2(lines 879 897) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L1606(line 1606) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L549(lines 549 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L1540(line 1540) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L814(lines 814 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L1673(line 1673) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L286(lines 286 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,131 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,132 INFO L274 CegarLoopResult]: For program point L947(lines 947 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,132 INFO L274 CegarLoopResult]: For program point L1608-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,133 INFO L274 CegarLoopResult]: For program point L1542-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,133 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1478) no Hoare annotation was computed. [2020-11-30 01:11:12,133 INFO L274 CegarLoopResult]: For program point L1476-2(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,134 INFO L274 CegarLoopResult]: For program point L1609(line 1609) no Hoare annotation was computed. [2020-11-30 01:11:12,134 INFO L274 CegarLoopResult]: For program point L1543(line 1543) no Hoare annotation was computed. [2020-11-30 01:11:12,134 INFO L274 CegarLoopResult]: For program point L1477(line 1477) no Hoare annotation was computed. [2020-11-30 01:11:12,134 INFO L274 CegarLoopResult]: For program point L156(lines 156 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,134 INFO L274 CegarLoopResult]: For program point L685(lines 685 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,135 INFO L274 CegarLoopResult]: For program point L1412(lines 1412 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,135 INFO L274 CegarLoopResult]: For program point L1346(lines 1346 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,135 INFO L274 CegarLoopResult]: For program point L223(lines 223 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,137 INFO L274 CegarLoopResult]: For program point L1611-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,137 INFO L274 CegarLoopResult]: For program point L1545-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,137 INFO L274 CegarLoopResult]: For program point L1479-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1431) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L1413-2(lines 1413 1431) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L92(lines 92 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L753(lines 753 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L1612(line 1612) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L1546(line 1546) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L1480(line 1480) no Hoare annotation was computed. [2020-11-30 01:11:12,138 INFO L274 CegarLoopResult]: For program point L1084(lines 1084 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,139 INFO L274 CegarLoopResult]: For program point L556(lines 556 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,139 INFO L274 CegarLoopResult]: For program point L490(lines 490 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,139 INFO L274 CegarLoopResult]: For program point L424(lines 424 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,139 INFO L274 CegarLoopResult]: For program point L358(lines 358 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,139 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:11:12,139 INFO L274 CegarLoopResult]: For program point L1614-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,139 INFO L274 CegarLoopResult]: For program point L1548-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L1482-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L1284(lines 1284 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L1152(lines 1152 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L624(lines 624 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L1615(line 1615) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L1549(line 1549) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L1483(line 1483) no Hoare annotation was computed. [2020-11-30 01:11:12,140 INFO L274 CegarLoopResult]: For program point L294(lines 294 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,141 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,141 INFO L274 CegarLoopResult]: For program point L823(lines 823 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,141 INFO L274 CegarLoopResult]: For program point L1220(lines 1220 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,141 INFO L274 CegarLoopResult]: For program point L1617-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,141 INFO L274 CegarLoopResult]: For program point L1551-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,141 INFO L274 CegarLoopResult]: For program point L1485-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,141 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 1234) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L1221-2(lines 1221 1234) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L957(lines 957 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L1618(line 1618) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L1552(line 1552) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L1486(line 1486) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L1354(lines 1354 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L165(lines 165 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,142 INFO L274 CegarLoopResult]: For program point L99(lines 99 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,143 INFO L274 CegarLoopResult]: For program point L694(lines 694 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,143 INFO L274 CegarLoopResult]: For program point L232(lines 232 1475) no Hoare annotation was computed. [2020-11-30 01:11:12,143 INFO L274 CegarLoopResult]: For program point L695(lines 695 709) no Hoare annotation was computed. [2020-11-30 01:11:12,143 INFO L274 CegarLoopResult]: For program point L695-2(lines 695 709) no Hoare annotation was computed. [2020-11-30 01:11:12,143 INFO L274 CegarLoopResult]: For program point L1620-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,143 INFO L274 CegarLoopResult]: For program point L1554-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,143 INFO L274 CegarLoopResult]: For program point L1488-1(lines 64 1660) no Hoare annotation was computed. [2020-11-30 01:11:12,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:11:12 BoogieIcfgContainer [2020-11-30 01:11:12,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:11:12,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:11:12,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:11:12,183 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:11:12,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:35" (3/4) ... [2020-11-30 01:11:12,186 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:11:12,235 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 01:11:12,240 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 01:11:12,245 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:11:12,249 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:11:12,612 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7230d41f-428d-4ad8-81e1-8c1d00a25150/bin/uautomizer/witness.graphml [2020-11-30 01:11:12,612 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:11:12,613 INFO L168 Benchmark]: Toolchain (without parser) took 41725.10 ms. Allocated memory was 107.0 MB in the beginning and 5.4 GB in the end (delta: 5.3 GB). Free memory was 73.4 MB in the beginning and 4.9 GB in the end (delta: -4.9 GB). Peak memory consumption was 422.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:12,614 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 77.6 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:11:12,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1320.94 ms. Allocated memory is still 107.0 MB. Free memory was 73.1 MB in the beginning and 70.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:12,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.70 ms. Allocated memory is still 107.0 MB. Free memory was 70.5 MB in the beginning and 55.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:12,615 INFO L168 Benchmark]: Boogie Preprocessor took 169.11 ms. Allocated memory is still 107.0 MB. Free memory was 55.9 MB in the beginning and 45.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:12,616 INFO L168 Benchmark]: RCFGBuilder took 3019.95 ms. Allocated memory was 107.0 MB in the beginning and 180.4 MB in the end (delta: 73.4 MB). Free memory was 45.4 MB in the beginning and 78.3 MB in the end (delta: -33.0 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:12,616 INFO L168 Benchmark]: TraceAbstraction took 36576.68 ms. Allocated memory was 180.4 MB in the beginning and 5.4 GB in the end (delta: 5.2 GB). Free memory was 77.3 MB in the beginning and 5.0 GB in the end (delta: -4.9 GB). Peak memory consumption was 563.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:12,617 INFO L168 Benchmark]: Witness Printer took 430.05 ms. Allocated memory is still 5.4 GB. Free memory was 5.0 GB in the beginning and 4.9 GB in the end (delta: 37.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:12,620 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 77.6 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1320.94 ms. Allocated memory is still 107.0 MB. Free memory was 73.1 MB in the beginning and 70.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 197.70 ms. Allocated memory is still 107.0 MB. Free memory was 70.5 MB in the beginning and 55.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 169.11 ms. Allocated memory is still 107.0 MB. Free memory was 55.9 MB in the beginning and 45.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3019.95 ms. Allocated memory was 107.0 MB in the beginning and 180.4 MB in the end (delta: 73.4 MB). Free memory was 45.4 MB in the beginning and 78.3 MB in the end (delta: -33.0 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 36576.68 ms. Allocated memory was 180.4 MB in the beginning and 5.4 GB in the end (delta: 5.2 GB). Free memory was 77.3 MB in the beginning and 5.0 GB in the end (delta: -4.9 GB). Peak memory consumption was 563.5 MB. Max. memory is 16.1 GB. * Witness Printer took 430.05 ms. Allocated memory is still 5.4 GB. Free memory was 5.0 GB in the beginning and 4.9 GB 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: ((((((((a12 == 1 && a3 == 0) && a6 <= 0) || (((a26 == 1 && a3 == 0) && a11 == 1) && a6 <= 0)) || ((a12 == 1 && a3 == 0) && a6 == 1)) || ((a26 == 1 && a3 == 0) && a6 == 1)) || ((a27 == 1 && a3 == 0) && a6 == 1)) || (1 <= a3 && a6 <= 0)) || ((a27 == 1 && a3 == 0) && a6 <= 0)) || (1 <= a3 && a6 == 1) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((((((((a12 == 1 && a3 == 0) && a6 <= 0) || (((a26 == 1 && a3 == 0) && a11 == 1) && a6 <= 0)) || ((a12 == 1 && a3 == 0) && a6 == 1)) || ((a26 == 1 && a3 == 0) && a6 == 1)) || ((a27 == 1 && a3 == 0) && a6 == 1)) || (1 <= a3 && a6 <= 0)) || ((a27 == 1 && a3 == 0) && a6 <= 0)) || (1 <= a3 && a6 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 303 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 35.5s, OverallIterations: 13, TraceHistogramMax: 5, AutomataDifference: 23.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3057 SDtfs, 2337 SDslu, 327 SDs, 0 SdLazy, 7921 SolverSat, 1664 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 851 GetRequests, 832 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47260occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.2s AutomataMinimizationTime, 13 MinimizatonAttempts, 950 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 435 NumberOfFragments, 157 HoareAnnotationTreeSize, 3 FomulaSimplifications, 9144 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 214 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 3952 NumberOfCodeBlocks, 3952 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3936 ConstructedInterpolants, 0 QuantifiedInterpolants, 2169762 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1549 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 1471/1516 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...