./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label19.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/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 d8244fd87f8c396cbb0e88296e90e67e213acd96 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 15:28:07,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 15:28:07,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 15:28:07,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 15:28:07,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 15:28:07,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 15:28:07,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 15:28:07,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 15:28:07,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 15:28:07,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 15:28:07,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 15:28:07,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 15:28:07,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 15:28:07,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 15:28:07,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 15:28:07,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 15:28:07,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 15:28:07,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 15:28:07,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 15:28:07,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 15:28:07,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 15:28:07,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 15:28:07,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 15:28:07,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 15:28:07,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 15:28:07,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 15:28:07,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 15:28:07,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 15:28:07,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 15:28:07,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 15:28:07,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 15:28:07,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 15:28:07,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 15:28:07,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 15:28:07,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 15:28:07,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 15:28:07,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 15:28:07,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 15:28:07,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 15:28:07,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 15:28:07,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 15:28:07,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 15:28:07,993 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 15:28:07,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 15:28:07,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 15:28:07,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 15:28:07,995 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 15:28:07,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 15:28:07,996 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 15:28:07,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 15:28:07,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 15:28:07,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 15:28:07,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 15:28:07,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 15:28:07,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 15:28:07,998 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 15:28:07,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 15:28:07,998 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 15:28:07,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 15:28:07,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 15:28:07,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 15:28:07,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 15:28:08,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 15:28:08,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 15:28:08,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 15:28:08,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 15:28:08,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 15:28:08,001 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 15:28:08,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 15:28:08,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 15:28:08,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 15:28:08,002 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_9a042ab6-47f4-488e-a919-ea894cae8b9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8244fd87f8c396cbb0e88296e90e67e213acd96 [2020-12-01 15:28:08,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 15:28:08,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 15:28:08,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 15:28:08,346 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 15:28:08,347 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 15:28:08,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2020-12-01 15:28:08,422 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/data/652737e25/b83d1f497e61430abde41bc67202e9b4/FLAGaffbf351c [2020-12-01 15:28:09,080 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 15:28:09,081 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/sv-benchmarks/c/eca-rers2012/Problem16_label19.c [2020-12-01 15:28:09,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/data/652737e25/b83d1f497e61430abde41bc67202e9b4/FLAGaffbf351c [2020-12-01 15:28:09,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/data/652737e25/b83d1f497e61430abde41bc67202e9b4 [2020-12-01 15:28:09,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 15:28:09,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 15:28:09,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 15:28:09,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 15:28:09,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 15:28:09,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:28:09" (1/1) ... [2020-12-01 15:28:09,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5da077e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:09, skipping insertion in model container [2020-12-01 15:28:09,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:28:09" (1/1) ... [2020-12-01 15:28:09,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 15:28:09,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 15:28:10,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:28:10,165 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 15:28:10,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 15:28:10,500 INFO L208 MainTranslator]: Completed translation [2020-12-01 15:28:10,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10 WrapperNode [2020-12-01 15:28:10,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 15:28:10,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 15:28:10,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 15:28:10,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 15:28:10,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,560 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 15:28:10,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 15:28:10,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 15:28:10,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 15:28:10,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... [2020-12-01 15:28:10,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 15:28:10,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 15:28:10,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 15:28:10,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 15:28:10,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/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 [2020-12-01 15:28:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 15:28:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 15:28:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 15:28:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 15:28:14,084 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 15:28:14,085 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 15:28:14,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:28:14 BoogieIcfgContainer [2020-12-01 15:28:14,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 15:28:14,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 15:28:14,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 15:28:14,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 15:28:14,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:28:09" (1/3) ... [2020-12-01 15:28:14,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a609111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:28:14, skipping insertion in model container [2020-12-01 15:28:14,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:28:10" (2/3) ... [2020-12-01 15:28:14,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a609111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:28:14, skipping insertion in model container [2020-12-01 15:28:14,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:28:14" (3/3) ... [2020-12-01 15:28:14,100 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label19.c [2020-12-01 15:28:14,113 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 15:28:14,117 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-01 15:28:14,128 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-01 15:28:14,174 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 15:28:14,174 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 15:28:14,174 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 15:28:14,174 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 15:28:14,174 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 15:28:14,175 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 15:28:14,175 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 15:28:14,175 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 15:28:14,205 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-12-01 15:28:14,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 15:28:14,213 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:14,215 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] [2020-12-01 15:28:14,215 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:14,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:14,221 INFO L82 PathProgramCache]: Analyzing trace with hash 712930081, now seen corresponding path program 1 times [2020-12-01 15:28:14,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:14,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766478832] [2020-12-01 15:28:14,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:14,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:28:14,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766478832] [2020-12-01 15:28:14,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:14,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:28:14,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835374136] [2020-12-01 15:28:14,546 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:14,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:14,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:14,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:14,564 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-12-01 15:28:17,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:17,324 INFO L93 Difference]: Finished difference Result 1138 states and 2119 transitions. [2020-12-01 15:28:17,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:17,325 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2020-12-01 15:28:17,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:17,362 INFO L225 Difference]: With dead ends: 1138 [2020-12-01 15:28:17,363 INFO L226 Difference]: Without dead ends: 662 [2020-12-01 15:28:17,368 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 [2020-12-01 15:28:17,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-12-01 15:28:17,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-12-01 15:28:17,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-12-01 15:28:17,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2020-12-01 15:28:17,452 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 43 [2020-12-01 15:28:17,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:17,453 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2020-12-01 15:28:17,453 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:17,453 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2020-12-01 15:28:17,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 15:28:17,458 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:17,459 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:17,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 15:28:17,459 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:17,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:17,460 INFO L82 PathProgramCache]: Analyzing trace with hash -864388740, now seen corresponding path program 1 times [2020-12-01 15:28:17,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:17,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612564441] [2020-12-01 15:28:17,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:28:17,614 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612564441] [2020-12-01 15:28:17,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:17,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:28:17,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058321451] [2020-12-01 15:28:17,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:17,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:17,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:17,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:17,619 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 3 states. [2020-12-01 15:28:20,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:20,179 INFO L93 Difference]: Finished difference Result 1980 states and 3493 transitions. [2020-12-01 15:28:20,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:20,182 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2020-12-01 15:28:20,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:20,192 INFO L225 Difference]: With dead ends: 1980 [2020-12-01 15:28:20,192 INFO L226 Difference]: Without dead ends: 1320 [2020-12-01 15:28:20,199 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 [2020-12-01 15:28:20,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-12-01 15:28:20,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-12-01 15:28:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-12-01 15:28:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2197 transitions. [2020-12-01 15:28:20,297 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2197 transitions. Word has length 108 [2020-12-01 15:28:20,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:20,298 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 2197 transitions. [2020-12-01 15:28:20,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:20,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2197 transitions. [2020-12-01 15:28:20,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 15:28:20,305 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:20,306 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:20,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 15:28:20,308 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:20,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:20,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1697541660, now seen corresponding path program 1 times [2020-12-01 15:28:20,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:20,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239061960] [2020-12-01 15:28:20,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:20,696 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:28:20,697 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239061960] [2020-12-01 15:28:20,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:20,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:28:20,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225727081] [2020-12-01 15:28:20,701 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:28:20,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:20,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:28:20,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:28:20,708 INFO L87 Difference]: Start difference. First operand 1320 states and 2197 transitions. Second operand 4 states. [2020-12-01 15:28:24,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:24,950 INFO L93 Difference]: Finished difference Result 3625 states and 5926 transitions. [2020-12-01 15:28:24,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 15:28:24,954 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 111 [2020-12-01 15:28:24,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:24,973 INFO L225 Difference]: With dead ends: 3625 [2020-12-01 15:28:24,973 INFO L226 Difference]: Without dead ends: 2307 [2020-12-01 15:28:24,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:28:24,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-12-01 15:28:25,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-12-01 15:28:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-12-01 15:28:25,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3467 transitions. [2020-12-01 15:28:25,056 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3467 transitions. Word has length 111 [2020-12-01 15:28:25,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:25,059 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3467 transitions. [2020-12-01 15:28:25,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:28:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3467 transitions. [2020-12-01 15:28:25,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-12-01 15:28:25,066 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:25,067 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:25,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 15:28:25,067 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:25,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:25,067 INFO L82 PathProgramCache]: Analyzing trace with hash 1920905491, now seen corresponding path program 1 times [2020-12-01 15:28:25,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:25,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384043372] [2020-12-01 15:28:25,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 15:28:25,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384043372] [2020-12-01 15:28:25,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:25,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:28:25,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203924132] [2020-12-01 15:28:25,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:25,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:25,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:25,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:25,191 INFO L87 Difference]: Start difference. First operand 2307 states and 3467 transitions. Second operand 3 states. [2020-12-01 15:28:27,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:27,792 INFO L93 Difference]: Finished difference Result 4941 states and 7580 transitions. [2020-12-01 15:28:27,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:27,792 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2020-12-01 15:28:27,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:27,811 INFO L225 Difference]: With dead ends: 4941 [2020-12-01 15:28:27,811 INFO L226 Difference]: Without dead ends: 2965 [2020-12-01 15:28:27,815 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 [2020-12-01 15:28:27,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2020-12-01 15:28:27,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2965. [2020-12-01 15:28:27,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-12-01 15:28:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 4245 transitions. [2020-12-01 15:28:27,892 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 4245 transitions. Word has length 130 [2020-12-01 15:28:27,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:27,892 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 4245 transitions. [2020-12-01 15:28:27,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4245 transitions. [2020-12-01 15:28:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-12-01 15:28:27,898 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:27,898 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 15:28:27,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-01 15:28:27,899 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:27,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:27,900 INFO L82 PathProgramCache]: Analyzing trace with hash -390765212, now seen corresponding path program 1 times [2020-12-01 15:28:27,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:27,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602534548] [2020-12-01 15:28:27,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:28,196 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-12-01 15:28:28,196 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602534548] [2020-12-01 15:28:28,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:28,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:28:28,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96473115] [2020-12-01 15:28:28,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:28,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:28,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:28,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:28,199 INFO L87 Difference]: Start difference. First operand 2965 states and 4245 transitions. Second operand 3 states. [2020-12-01 15:28:30,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:30,495 INFO L93 Difference]: Finished difference Result 8231 states and 12060 transitions. [2020-12-01 15:28:30,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:30,496 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 231 [2020-12-01 15:28:30,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:30,522 INFO L225 Difference]: With dead ends: 8231 [2020-12-01 15:28:30,522 INFO L226 Difference]: Without dead ends: 5597 [2020-12-01 15:28:30,527 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 [2020-12-01 15:28:30,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2020-12-01 15:28:30,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2020-12-01 15:28:30,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5597 states. [2020-12-01 15:28:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 7264 transitions. [2020-12-01 15:28:30,682 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 7264 transitions. Word has length 231 [2020-12-01 15:28:30,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:30,685 INFO L481 AbstractCegarLoop]: Abstraction has 5597 states and 7264 transitions. [2020-12-01 15:28:30,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:30,685 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 7264 transitions. [2020-12-01 15:28:30,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2020-12-01 15:28:30,692 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:30,693 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:30,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 15:28:30,693 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:30,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:30,694 INFO L82 PathProgramCache]: Analyzing trace with hash -65998230, now seen corresponding path program 1 times [2020-12-01 15:28:30,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:30,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446297162] [2020-12-01 15:28:30,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2020-12-01 15:28:30,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446297162] [2020-12-01 15:28:30,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:30,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:28:30,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691923748] [2020-12-01 15:28:30,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:30,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:30,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:30,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:30,991 INFO L87 Difference]: Start difference. First operand 5597 states and 7264 transitions. Second operand 3 states. [2020-12-01 15:28:33,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:33,416 INFO L93 Difference]: Finished difference Result 14153 states and 18444 transitions. [2020-12-01 15:28:33,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:33,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 310 [2020-12-01 15:28:33,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:33,447 INFO L225 Difference]: With dead ends: 14153 [2020-12-01 15:28:33,447 INFO L226 Difference]: Without dead ends: 7571 [2020-12-01 15:28:33,453 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 [2020-12-01 15:28:33,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-12-01 15:28:33,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 6584. [2020-12-01 15:28:33,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-12-01 15:28:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 7076 transitions. [2020-12-01 15:28:33,598 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 7076 transitions. Word has length 310 [2020-12-01 15:28:33,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:33,599 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 7076 transitions. [2020-12-01 15:28:33,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 7076 transitions. [2020-12-01 15:28:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2020-12-01 15:28:33,606 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:33,607 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:33,607 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-01 15:28:33,607 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:33,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:33,608 INFO L82 PathProgramCache]: Analyzing trace with hash -946119986, now seen corresponding path program 1 times [2020-12-01 15:28:33,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:33,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901287289] [2020-12-01 15:28:33,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:34,099 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-12-01 15:28:34,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901287289] [2020-12-01 15:28:34,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:34,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 15:28:34,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446788502] [2020-12-01 15:28:34,102 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:34,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:34,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:34,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:34,104 INFO L87 Difference]: Start difference. First operand 6584 states and 7076 transitions. Second operand 3 states. [2020-12-01 15:28:36,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:36,121 INFO L93 Difference]: Finished difference Result 15798 states and 17048 transitions. [2020-12-01 15:28:36,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:36,122 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 374 [2020-12-01 15:28:36,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:36,174 INFO L225 Difference]: With dead ends: 15798 [2020-12-01 15:28:36,174 INFO L226 Difference]: Without dead ends: 9545 [2020-12-01 15:28:36,182 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 [2020-12-01 15:28:36,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2020-12-01 15:28:36,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 9545. [2020-12-01 15:28:36,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9545 states. [2020-12-01 15:28:36,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9545 states to 9545 states and 10254 transitions. [2020-12-01 15:28:36,349 INFO L78 Accepts]: Start accepts. Automaton has 9545 states and 10254 transitions. Word has length 374 [2020-12-01 15:28:36,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:36,350 INFO L481 AbstractCegarLoop]: Abstraction has 9545 states and 10254 transitions. [2020-12-01 15:28:36,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:36,350 INFO L276 IsEmpty]: Start isEmpty. Operand 9545 states and 10254 transitions. [2020-12-01 15:28:36,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2020-12-01 15:28:36,357 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:36,357 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:36,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 15:28:36,358 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:36,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:36,358 INFO L82 PathProgramCache]: Analyzing trace with hash -2060395678, now seen corresponding path program 1 times [2020-12-01 15:28:36,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:36,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594061343] [2020-12-01 15:28:36,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2020-12-01 15:28:36,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594061343] [2020-12-01 15:28:36,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247355791] [2020-12-01 15:28:36,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/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 [2020-12-01 15:28:37,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:37,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 15:28:37,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:28:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-12-01 15:28:37,983 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:28:37,984 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-12-01 15:28:37,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073796920] [2020-12-01 15:28:37,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:37,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:37,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:37,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:28:37,986 INFO L87 Difference]: Start difference. First operand 9545 states and 10254 transitions. Second operand 3 states. [2020-12-01 15:28:39,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:39,731 INFO L93 Difference]: Finished difference Result 21391 states and 23055 transitions. [2020-12-01 15:28:39,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:39,732 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 382 [2020-12-01 15:28:39,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:39,759 INFO L225 Difference]: With dead ends: 21391 [2020-12-01 15:28:39,759 INFO L226 Difference]: Without dead ends: 12506 [2020-12-01 15:28:39,769 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 381 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:28:39,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-12-01 15:28:39,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 12506. [2020-12-01 15:28:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-12-01 15:28:39,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 13349 transitions. [2020-12-01 15:28:39,987 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 13349 transitions. Word has length 382 [2020-12-01 15:28:39,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:39,988 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 13349 transitions. [2020-12-01 15:28:39,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:39,988 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 13349 transitions. [2020-12-01 15:28:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2020-12-01 15:28:40,003 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:40,003 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:40,231 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-12-01 15:28:40,232 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:40,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:40,232 INFO L82 PathProgramCache]: Analyzing trace with hash 900591435, now seen corresponding path program 1 times [2020-12-01 15:28:40,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:40,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597193522] [2020-12-01 15:28:40,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2020-12-01 15:28:40,840 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597193522] [2020-12-01 15:28:40,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:40,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:28:40,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829611151] [2020-12-01 15:28:40,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:40,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:40,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:40,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:40,844 INFO L87 Difference]: Start difference. First operand 12506 states and 13349 transitions. Second operand 3 states. [2020-12-01 15:28:42,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:42,381 INFO L93 Difference]: Finished difference Result 24352 states and 26026 transitions. [2020-12-01 15:28:42,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:42,382 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 492 [2020-12-01 15:28:42,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:42,405 INFO L225 Difference]: With dead ends: 24352 [2020-12-01 15:28:42,406 INFO L226 Difference]: Without dead ends: 12506 [2020-12-01 15:28:42,417 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 [2020-12-01 15:28:42,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-12-01 15:28:42,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 11848. [2020-12-01 15:28:42,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-12-01 15:28:42,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12627 transitions. [2020-12-01 15:28:42,618 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12627 transitions. Word has length 492 [2020-12-01 15:28:42,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:42,619 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12627 transitions. [2020-12-01 15:28:42,619 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12627 transitions. [2020-12-01 15:28:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 621 [2020-12-01 15:28:42,642 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:42,643 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:42,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 15:28:42,643 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:42,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:42,644 INFO L82 PathProgramCache]: Analyzing trace with hash 636983940, now seen corresponding path program 1 times [2020-12-01 15:28:42,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:42,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999360723] [2020-12-01 15:28:42,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:43,289 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 660 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2020-12-01 15:28:43,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999360723] [2020-12-01 15:28:43,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:43,289 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:28:43,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20146547] [2020-12-01 15:28:43,291 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:43,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:43,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:43,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:43,292 INFO L87 Difference]: Start difference. First operand 11848 states and 12627 transitions. Second operand 3 states. [2020-12-01 15:28:44,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:44,925 INFO L93 Difference]: Finished difference Result 25997 states and 27667 transitions. [2020-12-01 15:28:44,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:44,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 620 [2020-12-01 15:28:44,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:44,953 INFO L225 Difference]: With dead ends: 25997 [2020-12-01 15:28:44,953 INFO L226 Difference]: Without dead ends: 14809 [2020-12-01 15:28:44,965 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 [2020-12-01 15:28:44,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2020-12-01 15:28:45,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14480. [2020-12-01 15:28:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14480 states. [2020-12-01 15:28:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 15302 transitions. [2020-12-01 15:28:45,238 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 15302 transitions. Word has length 620 [2020-12-01 15:28:45,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:45,240 INFO L481 AbstractCegarLoop]: Abstraction has 14480 states and 15302 transitions. [2020-12-01 15:28:45,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:45,240 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 15302 transitions. [2020-12-01 15:28:45,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2020-12-01 15:28:45,264 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:45,265 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-01 15:28:45,265 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-01 15:28:45,265 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:45,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:45,266 INFO L82 PathProgramCache]: Analyzing trace with hash -686038148, now seen corresponding path program 1 times [2020-12-01 15:28:45,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:45,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836580141] [2020-12-01 15:28:45,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:45,903 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 729 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2020-12-01 15:28:45,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836580141] [2020-12-01 15:28:45,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:45,904 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:28:45,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749006130] [2020-12-01 15:28:45,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:45,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:45,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:45,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:45,907 INFO L87 Difference]: Start difference. First operand 14480 states and 15302 transitions. Second operand 3 states. [2020-12-01 15:28:47,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:47,466 INFO L93 Difference]: Finished difference Result 28629 states and 30271 transitions. [2020-12-01 15:28:47,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:47,479 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 683 [2020-12-01 15:28:47,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:47,510 INFO L225 Difference]: With dead ends: 28629 [2020-12-01 15:28:47,510 INFO L226 Difference]: Without dead ends: 14480 [2020-12-01 15:28:47,526 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 [2020-12-01 15:28:47,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2020-12-01 15:28:47,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13822. [2020-12-01 15:28:47,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13822 states. [2020-12-01 15:28:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14314 transitions. [2020-12-01 15:28:47,736 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14314 transitions. Word has length 683 [2020-12-01 15:28:47,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:47,738 INFO L481 AbstractCegarLoop]: Abstraction has 13822 states and 14314 transitions. [2020-12-01 15:28:47,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:47,738 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14314 transitions. [2020-12-01 15:28:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 982 [2020-12-01 15:28:47,767 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:47,768 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 15:28:47,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-01 15:28:47,768 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:47,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:47,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1047236047, now seen corresponding path program 1 times [2020-12-01 15:28:47,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:47,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742159977] [2020-12-01 15:28:47,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1931 backedges. 1370 proven. 0 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2020-12-01 15:28:48,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742159977] [2020-12-01 15:28:48,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:28:48,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:28:48,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41909049] [2020-12-01 15:28:48,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:48,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:48,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:48,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:48,987 INFO L87 Difference]: Start difference. First operand 13822 states and 14314 transitions. Second operand 3 states. [2020-12-01 15:28:50,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:50,572 INFO L93 Difference]: Finished difference Result 29945 states and 31049 transitions. [2020-12-01 15:28:50,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:50,578 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 981 [2020-12-01 15:28:50,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:50,608 INFO L225 Difference]: With dead ends: 29945 [2020-12-01 15:28:50,608 INFO L226 Difference]: Without dead ends: 16454 [2020-12-01 15:28:50,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:28:50,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2020-12-01 15:28:50,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 16125. [2020-12-01 15:28:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16125 states. [2020-12-01 15:28:50,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16125 states to 16125 states and 16676 transitions. [2020-12-01 15:28:50,928 INFO L78 Accepts]: Start accepts. Automaton has 16125 states and 16676 transitions. Word has length 981 [2020-12-01 15:28:50,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:50,930 INFO L481 AbstractCegarLoop]: Abstraction has 16125 states and 16676 transitions. [2020-12-01 15:28:50,930 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:50,930 INFO L276 IsEmpty]: Start isEmpty. Operand 16125 states and 16676 transitions. [2020-12-01 15:28:50,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1007 [2020-12-01 15:28:50,962 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:50,963 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 15:28:50,963 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-01 15:28:50,964 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:50,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:50,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1146369245, now seen corresponding path program 1 times [2020-12-01 15:28:50,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:50,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906567254] [2020-12-01 15:28:50,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:53,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2056 backedges. 793 proven. 753 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2020-12-01 15:28:53,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906567254] [2020-12-01 15:28:53,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [608327752] [2020-12-01 15:28:53,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/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 [2020-12-01 15:28:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:28:53,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1212 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 15:28:53,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:28:55,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2056 backedges. 1075 proven. 0 refuted. 0 times theorem prover too weak. 981 trivial. 0 not checked. [2020-12-01 15:28:55,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:28:55,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-12-01 15:28:55,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968015022] [2020-12-01 15:28:55,782 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:28:55,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:28:55,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:28:55,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:28:55,784 INFO L87 Difference]: Start difference. First operand 16125 states and 16676 transitions. Second operand 3 states. [2020-12-01 15:28:57,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:28:57,270 INFO L93 Difference]: Finished difference Result 31919 states and 33019 transitions. [2020-12-01 15:28:57,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:28:57,271 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1006 [2020-12-01 15:28:57,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:28:57,294 INFO L225 Difference]: With dead ends: 31919 [2020-12-01 15:28:57,294 INFO L226 Difference]: Without dead ends: 16125 [2020-12-01 15:28:57,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1010 GetRequests, 1006 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:28:57,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16125 states. [2020-12-01 15:28:57,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16125 to 15467. [2020-12-01 15:28:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15467 states. [2020-12-01 15:28:57,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15467 states to 15467 states and 15913 transitions. [2020-12-01 15:28:57,529 INFO L78 Accepts]: Start accepts. Automaton has 15467 states and 15913 transitions. Word has length 1006 [2020-12-01 15:28:57,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:28:57,530 INFO L481 AbstractCegarLoop]: Abstraction has 15467 states and 15913 transitions. [2020-12-01 15:28:57,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:28:57,530 INFO L276 IsEmpty]: Start isEmpty. Operand 15467 states and 15913 transitions. [2020-12-01 15:28:57,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1429 [2020-12-01 15:28:57,567 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:28:57,569 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:28:57,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-12-01 15:28:57,796 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:28:57,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:28:57,796 INFO L82 PathProgramCache]: Analyzing trace with hash -733657240, now seen corresponding path program 1 times [2020-12-01 15:28:57,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:28:57,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913338642] [2020-12-01 15:28:57,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:28:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:29:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3515 backedges. 2515 proven. 0 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2020-12-01 15:29:00,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913338642] [2020-12-01 15:29:00,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:29:00,344 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 15:29:00,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478280664] [2020-12-01 15:29:00,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 15:29:00,346 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:29:00,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 15:29:00,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-01 15:29:00,347 INFO L87 Difference]: Start difference. First operand 15467 states and 15913 transitions. Second operand 4 states. [2020-12-01 15:29:02,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:29:02,682 INFO L93 Difference]: Finished difference Result 30631 states and 31521 transitions. [2020-12-01 15:29:02,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-01 15:29:02,685 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1428 [2020-12-01 15:29:02,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:29:02,704 INFO L225 Difference]: With dead ends: 30631 [2020-12-01 15:29:02,704 INFO L226 Difference]: Without dead ends: 15495 [2020-12-01 15:29:02,715 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 15:29:02,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15495 states. [2020-12-01 15:29:02,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15495 to 15467. [2020-12-01 15:29:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15467 states. [2020-12-01 15:29:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15467 states to 15467 states and 15909 transitions. [2020-12-01 15:29:02,955 INFO L78 Accepts]: Start accepts. Automaton has 15467 states and 15909 transitions. Word has length 1428 [2020-12-01 15:29:02,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:29:02,956 INFO L481 AbstractCegarLoop]: Abstraction has 15467 states and 15909 transitions. [2020-12-01 15:29:02,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 15:29:02,956 INFO L276 IsEmpty]: Start isEmpty. Operand 15467 states and 15909 transitions. [2020-12-01 15:29:03,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1607 [2020-12-01 15:29:03,014 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:29:03,016 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:29:03,017 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-01 15:29:03,017 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:29:03,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:29:03,020 INFO L82 PathProgramCache]: Analyzing trace with hash 659796695, now seen corresponding path program 1 times [2020-12-01 15:29:03,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:29:03,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401598523] [2020-12-01 15:29:03,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:29:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:29:06,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4972 backedges. 3800 proven. 2 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2020-12-01 15:29:06,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401598523] [2020-12-01 15:29:06,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [310145401] [2020-12-01 15:29:06,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/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 [2020-12-01 15:29:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:29:06,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 1880 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 15:29:06,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:29:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4972 backedges. 1245 proven. 0 refuted. 0 times theorem prover too weak. 3727 trivial. 0 not checked. [2020-12-01 15:29:10,119 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 15:29:10,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-12-01 15:29:10,120 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332775687] [2020-12-01 15:29:10,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:29:10,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:29:10,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:29:10,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:29:10,122 INFO L87 Difference]: Start difference. First operand 15467 states and 15909 transitions. Second operand 3 states. [2020-12-01 15:29:11,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:29:11,586 INFO L93 Difference]: Finished difference Result 30603 states and 31485 transitions. [2020-12-01 15:29:11,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:29:11,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1606 [2020-12-01 15:29:11,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:29:11,603 INFO L225 Difference]: With dead ends: 30603 [2020-12-01 15:29:11,603 INFO L226 Difference]: Without dead ends: 15467 [2020-12-01 15:29:11,612 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1610 GetRequests, 1606 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-01 15:29:11,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15467 states. [2020-12-01 15:29:11,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15467 to 15138. [2020-12-01 15:29:11,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15138 states. [2020-12-01 15:29:11,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15138 states to 15138 states and 15531 transitions. [2020-12-01 15:29:11,793 INFO L78 Accepts]: Start accepts. Automaton has 15138 states and 15531 transitions. Word has length 1606 [2020-12-01 15:29:11,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:29:11,795 INFO L481 AbstractCegarLoop]: Abstraction has 15138 states and 15531 transitions. [2020-12-01 15:29:11,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:29:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 15138 states and 15531 transitions. [2020-12-01 15:29:11,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1747 [2020-12-01 15:29:11,829 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:29:11,830 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:29:12,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-12-01 15:29:12,038 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:29:12,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:29:12,039 INFO L82 PathProgramCache]: Analyzing trace with hash 1565093606, now seen corresponding path program 1 times [2020-12-01 15:29:12,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:29:12,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491390902] [2020-12-01 15:29:12,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:29:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:29:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6443 backedges. 4089 proven. 0 refuted. 0 times theorem prover too weak. 2354 trivial. 0 not checked. [2020-12-01 15:29:14,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491390902] [2020-12-01 15:29:14,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 15:29:14,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 15:29:14,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048171259] [2020-12-01 15:29:14,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 15:29:14,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:29:14,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 15:29:14,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 15:29:14,459 INFO L87 Difference]: Start difference. First operand 15138 states and 15531 transitions. Second operand 3 states. [2020-12-01 15:29:15,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:29:15,952 INFO L93 Difference]: Finished difference Result 30603 states and 31403 transitions. [2020-12-01 15:29:15,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 15:29:15,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1746 [2020-12-01 15:29:15,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:29:15,964 INFO L225 Difference]: With dead ends: 30603 [2020-12-01 15:29:15,964 INFO L226 Difference]: Without dead ends: 15796 [2020-12-01 15:29:15,972 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 [2020-12-01 15:29:15,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2020-12-01 15:29:16,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15796. [2020-12-01 15:29:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15796 states. [2020-12-01 15:29:16,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16190 transitions. [2020-12-01 15:29:16,120 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16190 transitions. Word has length 1746 [2020-12-01 15:29:16,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:29:16,121 INFO L481 AbstractCegarLoop]: Abstraction has 15796 states and 16190 transitions. [2020-12-01 15:29:16,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 15:29:16,121 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16190 transitions. [2020-12-01 15:29:16,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1801 [2020-12-01 15:29:16,155 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 15:29:16,156 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 15:29:16,156 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-01 15:29:16,157 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 15:29:16,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 15:29:16,157 INFO L82 PathProgramCache]: Analyzing trace with hash 896580017, now seen corresponding path program 1 times [2020-12-01 15:29:16,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 15:29:16,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432891355] [2020-12-01 15:29:16,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 15:29:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:29:19,935 INFO L134 CoverageAnalysis]: Checked inductivity of 6453 backedges. 4999 proven. 287 refuted. 0 times theorem prover too weak. 1167 trivial. 0 not checked. [2020-12-01 15:29:19,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432891355] [2020-12-01 15:29:19,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289011439] [2020-12-01 15:29:19,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:29:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 15:29:20,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 15:29:20,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 15:29:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6453 backedges. 2599 proven. 201 refuted. 0 times theorem prover too weak. 3653 trivial. 0 not checked. [2020-12-01 15:29:26,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 15:29:26,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 3] total 9 [2020-12-01 15:29:26,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154305206] [2020-12-01 15:29:26,373 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-01 15:29:26,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 15:29:26,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-01 15:29:26,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-12-01 15:29:26,375 INFO L87 Difference]: Start difference. First operand 15796 states and 16190 transitions. Second operand 9 states. [2020-12-01 15:29:39,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 15:29:39,448 INFO L93 Difference]: Finished difference Result 34229 states and 35099 transitions. [2020-12-01 15:29:39,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-01 15:29:39,448 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1800 [2020-12-01 15:29:39,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 15:29:39,450 INFO L225 Difference]: With dead ends: 34229 [2020-12-01 15:29:39,450 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 15:29:39,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1824 GetRequests, 1809 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2020-12-01 15:29:39,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 15:29:39,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 15:29:39,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 15:29:39,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 15:29:39,461 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1800 [2020-12-01 15:29:39,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 15:29:39,463 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 15:29:39,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-01 15:29:39,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 15:29:39,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 15:29:39,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 15:29:39,685 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 15:29:39,805 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 97 [2020-12-01 15:29:39,936 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 105 [2020-12-01 15:29:40,716 WARN L197 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 56 [2020-12-01 15:29:41,381 WARN L197 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-12-01 15:29:42,017 WARN L197 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-12-01 15:29:42,019 INFO L262 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,020 INFO L262 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,021 INFO L262 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,022 INFO L262 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,023 INFO L262 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-01 15:29:42,024 INFO L262 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-01 15:29:42,025 INFO L258 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse15 (+ ~a18~0 87))) (let ((.cse10 (<= 0 .cse15)) (.cse6 (= ~a12~0 9)) (.cse1 (<= 7 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse3 (<= ~a12~0 8)) (.cse12 (<= ~a16~0 8)) (.cse11 (= 5 ~a12~0)) (.cse13 (= 7 ~a12~0)) (.cse7 (= ~a16~0 12)) (.cse5 (< 0 (+ ~a18~0 156))) (.cse9 (= ~a12~0 6)) (.cse8 (<= ~a15~0 3)) (.cse2 (= ~a15~0 4)) (.cse14 (<= .cse15 0)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse7 .cse8) (and .cse10 .cse4 .cse8 .cse11) (and .cse6 .cse0 .cse2 .cse4) (and .cse0 .cse4 .cse11 .cse5 .cse8) (and .cse2 .cse4 .cse11) (and .cse6 .cse4 .cse8) (and (= ~a12~0 8) .cse7 .cse8) (and .cse1 .cse3 .cse4 .cse8) (and .cse12 .cse8) (and .cse9 .cse2 .cse4) (and .cse0 .cse13 .cse2 .cse4) (and .cse2 .cse3 .cse12 .cse14) (and .cse7 .cse8 .cse11 .cse5) (and .cse13 .cse7 .cse5 .cse8) (and .cse9 .cse4 .cse8) (and .cse2 .cse14 .cse4 (<= ~a12~0 5))))) [2020-12-01 15:29:42,025 INFO L262 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,025 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,025 INFO L262 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,025 INFO L262 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,025 INFO L262 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,025 INFO L262 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,026 INFO L262 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-01 15:29:42,027 INFO L262 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-01 15:29:42,028 INFO L262 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L258 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse15 (+ ~a18~0 87))) (let ((.cse10 (<= 0 .cse15)) (.cse6 (= ~a12~0 9)) (.cse1 (<= 7 ~a12~0)) (.cse3 (<= ~a12~0 8)) (.cse12 (<= ~a16~0 8)) (.cse0 (not (= ~a16~0 10))) (.cse11 (= 5 ~a12~0)) (.cse14 (= 7 ~a12~0)) (.cse7 (= ~a16~0 12)) (.cse5 (< 0 (+ ~a18~0 156))) (.cse9 (= ~a12~0 6)) (.cse8 (<= ~a15~0 3)) (.cse2 (= ~a15~0 4)) (.cse13 (<= .cse15 0)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse7 .cse8) (and .cse10 .cse4 .cse8 .cse11) (and .cse6 .cse0 .cse2 .cse4) (and .cse2 .cse12 .cse13 .cse3) (and .cse0 .cse4 .cse11 .cse5 .cse8) (and .cse2 .cse4 .cse11) (and .cse6 .cse4 .cse8) (and (= ~a12~0 8) .cse7 .cse8) (and .cse1 .cse3 .cse4 .cse8) (and .cse12 .cse8) (and .cse9 .cse2 .cse4) (and .cse0 .cse14 .cse2 .cse4) (and .cse7 .cse8 .cse11 .cse5) (and .cse14 .cse7 .cse5 .cse8) (and .cse9 .cse4 .cse8) (and .cse2 .cse13 .cse4 (<= ~a12~0 5))))) [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,029 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,030 INFO L262 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-01 15:29:42,031 INFO L262 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,031 INFO L262 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-01 15:29:42,031 INFO L262 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-01 15:29:42,031 INFO L262 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,031 INFO L265 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-12-01 15:29:42,031 INFO L262 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,031 INFO L262 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,031 INFO L262 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,032 INFO L262 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,033 INFO L262 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,034 INFO L262 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-01 15:29:42,035 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 15:29:42,036 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-12-01 15:29:42,036 INFO L258 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse15 (+ ~a18~0 87))) (let ((.cse10 (<= 0 .cse15)) (.cse6 (= ~a12~0 9)) (.cse1 (<= 7 ~a12~0)) (.cse0 (not (= ~a16~0 10))) (.cse3 (<= ~a12~0 8)) (.cse12 (<= ~a16~0 8)) (.cse11 (= 5 ~a12~0)) (.cse13 (= 7 ~a12~0)) (.cse7 (= ~a16~0 12)) (.cse5 (< 0 (+ ~a18~0 156))) (.cse9 (= ~a12~0 6)) (.cse8 (<= ~a15~0 3)) (.cse2 (= ~a15~0 4)) (.cse14 (<= .cse15 0)) (.cse4 (<= ~a16~0 11))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse7 .cse8) (and .cse10 .cse4 .cse8 .cse11) (and .cse6 .cse0 .cse2 .cse4) (and .cse0 .cse4 .cse11 .cse5 .cse8) (and .cse2 .cse4 .cse11) (and .cse6 .cse4 .cse8) (and (= ~a12~0 8) .cse7 .cse8) (and .cse1 .cse3 .cse4 .cse8) (and .cse12 .cse8) (and .cse9 .cse2 .cse4) (and .cse0 .cse13 .cse2 .cse4) (and .cse2 .cse3 .cse12 .cse14) (and .cse7 .cse8 .cse11 .cse5) (and .cse13 .cse7 .cse5 .cse8) (and .cse9 .cse4 .cse8) (and .cse2 .cse14 .cse4 (<= ~a12~0 5))))) [2020-12-01 15:29:42,036 INFO L262 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,036 INFO L262 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,036 INFO L262 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,037 INFO L262 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-01 15:29:42,038 INFO L262 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,039 INFO L262 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,040 INFO L262 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,041 INFO L262 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,042 INFO L262 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,043 INFO L262 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,044 INFO L262 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,045 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,046 INFO L262 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,047 INFO L262 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,048 INFO L262 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-01 15:29:42,049 INFO L262 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,050 INFO L262 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-01 15:29:42,051 INFO L262 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,052 INFO L262 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,053 INFO L262 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,054 INFO L262 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-01 15:29:42,055 INFO L262 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,056 INFO L262 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,057 INFO L262 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,058 INFO L262 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-01 15:29:42,059 INFO L262 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,060 INFO L262 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-01 15:29:42,061 INFO L262 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-01 15:29:42,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:29:42 BoogieIcfgContainer [2020-12-01 15:29:42,089 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 15:29:42,090 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 15:29:42,090 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 15:29:42,090 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 15:29:42,090 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:28:14" (3/4) ... [2020-12-01 15:29:42,093 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 15:29:42,140 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-01 15:29:42,143 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 15:29:42,147 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:29:42,150 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 15:29:42,403 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9a042ab6-47f4-488e-a919-ea894cae8b9d/bin/uautomizer/witness.graphml [2020-12-01 15:29:42,403 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 15:29:42,404 INFO L168 Benchmark]: Toolchain (without parser) took 93119.85 ms. Allocated memory was 119.5 MB in the beginning and 3.9 GB in the end (delta: 3.8 GB). Free memory was 82.6 MB in the beginning and 3.4 GB in the end (delta: -3.3 GB). Peak memory consumption was 491.5 MB. Max. memory is 16.1 GB. [2020-12-01 15:29:42,406 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 49.7 MB in the beginning and 49.6 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 15:29:42,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1214.63 ms. Allocated memory is still 119.5 MB. Free memory was 82.6 MB in the beginning and 47.2 MB in the end (delta: 35.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-12-01 15:29:42,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.26 ms. Allocated memory is still 119.5 MB. Free memory was 47.2 MB in the beginning and 71.4 MB in the end (delta: -24.2 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2020-12-01 15:29:42,407 INFO L168 Benchmark]: Boogie Preprocessor took 155.66 ms. Allocated memory is still 119.5 MB. Free memory was 71.4 MB in the beginning and 56.8 MB in the end (delta: 14.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-12-01 15:29:42,407 INFO L168 Benchmark]: RCFGBuilder took 3261.37 ms. Allocated memory was 119.5 MB in the beginning and 172.0 MB in the end (delta: 52.4 MB). Free memory was 56.8 MB in the beginning and 119.5 MB in the end (delta: -62.6 MB). Peak memory consumption was 65.1 MB. Max. memory is 16.1 GB. [2020-12-01 15:29:42,408 INFO L168 Benchmark]: TraceAbstraction took 87996.30 ms. Allocated memory was 172.0 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 118.4 MB in the beginning and 3.4 GB in the end (delta: -3.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. [2020-12-01 15:29:42,408 INFO L168 Benchmark]: Witness Printer took 313.61 ms. Allocated memory is still 3.9 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 38.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-12-01 15:29:42,411 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 49.7 MB in the beginning and 49.6 MB in the end (delta: 28.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1214.63 ms. Allocated memory is still 119.5 MB. Free memory was 82.6 MB in the beginning and 47.2 MB in the end (delta: 35.4 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 167.26 ms. Allocated memory is still 119.5 MB. Free memory was 47.2 MB in the beginning and 71.4 MB in the end (delta: -24.2 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 155.66 ms. Allocated memory is still 119.5 MB. Free memory was 71.4 MB in the beginning and 56.8 MB in the end (delta: 14.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3261.37 ms. Allocated memory was 119.5 MB in the beginning and 172.0 MB in the end (delta: 52.4 MB). Free memory was 56.8 MB in the beginning and 119.5 MB in the end (delta: -62.6 MB). Peak memory consumption was 65.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 87996.30 ms. Allocated memory was 172.0 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 118.4 MB in the beginning and 3.4 GB in the end (delta: -3.3 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. * Witness Printer took 313.61 ms. Allocated memory is still 3.9 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 38.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(a16 == 10) && 7 <= a12) && a15 == 4) && a12 <= 8) && a16 <= 11) && 0 < a18 + 156) || ((a12 == 9 && a16 == 12) && a15 <= 3)) || (((a12 == 6 && 0 <= a18 + 87) && a16 == 12) && a15 <= 3)) || (((0 <= a18 + 87 && a16 <= 11) && a15 <= 3) && 5 == a12)) || (((a12 == 9 && !(a16 == 10)) && a15 == 4) && a16 <= 11)) || (((a15 == 4 && a16 <= 8) && a18 + 87 <= 0) && a12 <= 8)) || ((((!(a16 == 10) && a16 <= 11) && 5 == a12) && 0 < a18 + 156) && a15 <= 3)) || ((a15 == 4 && a16 <= 11) && 5 == a12)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || ((a12 == 8 && a16 == 12) && a15 <= 3)) || (((7 <= a12 && a12 <= 8) && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || ((a12 == 6 && a15 == 4) && a16 <= 11)) || (((!(a16 == 10) && 7 == a12) && a15 == 4) && a16 <= 11)) || (((a16 == 12 && a15 <= 3) && 5 == a12) && 0 < a18 + 156)) || (((7 == a12 && a16 == 12) && 0 < a18 + 156) && a15 <= 3)) || ((a12 == 6 && a16 <= 11) && a15 <= 3)) || (((a15 == 4 && a18 + 87 <= 0) && a16 <= 11) && a12 <= 5) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(a16 == 10) && 7 <= a12) && a15 == 4) && a12 <= 8) && a16 <= 11) && 0 < a18 + 156) || ((a12 == 9 && a16 == 12) && a15 <= 3)) || (((a12 == 6 && 0 <= a18 + 87) && a16 == 12) && a15 <= 3)) || (((0 <= a18 + 87 && a16 <= 11) && a15 <= 3) && 5 == a12)) || (((a12 == 9 && !(a16 == 10)) && a15 == 4) && a16 <= 11)) || ((((!(a16 == 10) && a16 <= 11) && 5 == a12) && 0 < a18 + 156) && a15 <= 3)) || ((a15 == 4 && a16 <= 11) && 5 == a12)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || ((a12 == 8 && a16 == 12) && a15 <= 3)) || (((7 <= a12 && a12 <= 8) && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || ((a12 == 6 && a15 == 4) && a16 <= 11)) || (((!(a16 == 10) && 7 == a12) && a15 == 4) && a16 <= 11)) || (((a15 == 4 && a12 <= 8) && a16 <= 8) && a18 + 87 <= 0)) || (((a16 == 12 && a15 <= 3) && 5 == a12) && 0 < a18 + 156)) || (((7 == a12 && a16 == 12) && 0 < a18 + 156) && a15 <= 3)) || ((a12 == 6 && a16 <= 11) && a15 <= 3)) || (((a15 == 4 && a18 + 87 <= 0) && a16 <= 11) && a12 <= 5) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((!(a16 == 10) && 7 <= a12) && a15 == 4) && a12 <= 8) && a16 <= 11) && 0 < a18 + 156) || ((a12 == 9 && a16 == 12) && a15 <= 3)) || (((a12 == 6 && 0 <= a18 + 87) && a16 == 12) && a15 <= 3)) || (((0 <= a18 + 87 && a16 <= 11) && a15 <= 3) && 5 == a12)) || (((a12 == 9 && !(a16 == 10)) && a15 == 4) && a16 <= 11)) || ((((!(a16 == 10) && a16 <= 11) && 5 == a12) && 0 < a18 + 156) && a15 <= 3)) || ((a15 == 4 && a16 <= 11) && 5 == a12)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || ((a12 == 8 && a16 == 12) && a15 <= 3)) || (((7 <= a12 && a12 <= 8) && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || ((a12 == 6 && a15 == 4) && a16 <= 11)) || (((!(a16 == 10) && 7 == a12) && a15 == 4) && a16 <= 11)) || (((a15 == 4 && a12 <= 8) && a16 <= 8) && a18 + 87 <= 0)) || (((a16 == 12 && a15 <= 3) && 5 == a12) && 0 < a18 + 156)) || (((7 == a12 && a16 == 12) && 0 < a18 + 156) && a15 <= 3)) || ((a12 == 6 && a16 <= 11) && a15 <= 3)) || (((a15 == 4 && a18 + 87 <= 0) && a16 <= 11) && a12 <= 5) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 85.5s, OverallIterations: 17, TraceHistogramMax: 11, AutomataDifference: 47.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4491 SDtfs, 7104 SDslu, 251 SDs, 0 SdLazy, 27665 SolverSat, 2809 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4866 GetRequests, 4823 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16125occurred 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: 2.7s AutomataMinimizationTime, 17 MinimizatonAttempts, 3976 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 195 NumberOfFragments, 721 HoareAnnotationTreeSize, 4 FomulaSimplifications, 5171 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 2039 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 16845 NumberOfCodeBlocks, 16845 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 16824 ConstructedInterpolants, 0 QuantifiedInterpolants, 55561435 SizeOfPredicates, 1 NumberOfNonLiveVariables, 5691 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 21 InterpolantComputations, 16 PerfectInterpolantSequences, 40911/42196 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...