./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label58.c -s /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/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 f78d0f1c3eef9a43664e34bceb53a1b065448123 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:21:10,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:21:10,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:21:10,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:21:10,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:21:10,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:21:10,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:21:10,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:21:10,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:21:10,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:21:10,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:21:10,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:21:10,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:21:10,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:21:10,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:21:10,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:21:10,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:21:10,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:21:10,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:21:10,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:21:10,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:21:10,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:21:10,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:21:10,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:21:10,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:21:10,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:21:10,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:21:10,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:21:10,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:21:10,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:21:10,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:21:10,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:21:10,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:21:10,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:21:10,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:21:10,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:21:10,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:21:10,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:21:10,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:21:10,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:21:10,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:21:10,408 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 21:21:10,440 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:21:10,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:21:10,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:21:10,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:21:10,447 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 21:21:10,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:21:10,447 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:21:10,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:21:10,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:21:10,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:21:10,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:21:10,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:21:10,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:21:10,450 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:21:10,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:21:10,450 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:21:10,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:21:10,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:21:10,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 21:21:10,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:21:10,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 21:21:10,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:21:10,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:21:10,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:21:10,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:21:10,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 21:21:10,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:21:10,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:21:10,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 21:21:10,454 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_25614717-47de-406c-bbf0-a871f6853684/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f78d0f1c3eef9a43664e34bceb53a1b065448123 [2020-11-29 21:21:10,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:21:10,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:21:10,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:21:10,818 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:21:10,819 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:21:10,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2020-11-29 21:21:10,898 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/data/9e1e88c93/fe5b4082c8d54543bb265ec9e373a868/FLAGc11961017 [2020-11-29 21:21:11,597 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:21:11,598 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2020-11-29 21:21:11,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/data/9e1e88c93/fe5b4082c8d54543bb265ec9e373a868/FLAGc11961017 [2020-11-29 21:21:11,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/data/9e1e88c93/fe5b4082c8d54543bb265ec9e373a868 [2020-11-29 21:21:11,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:21:11,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:21:11,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:11,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:21:11,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:21:11,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:11" (1/1) ... [2020-11-29 21:21:11,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8e5d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:11, skipping insertion in model container [2020-11-29 21:21:11,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:21:11" (1/1) ... [2020-11-29 21:21:11,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:21:11,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:21:12,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:21:12,738 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:21:13,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:21:13,174 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:21:13,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13 WrapperNode [2020-11-29 21:21:13,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:21:13,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:21:13,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:21:13,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:21:13,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:21:13,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:21:13,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:21:13,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:21:13,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... [2020-11-29 21:21:13,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:21:13,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:21:13,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:21:13,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:21:13,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 21:21:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:21:13,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:21:13,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:21:13,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:21:17,908 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:21:17,908 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 21:21:17,912 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:17 BoogieIcfgContainer [2020-11-29 21:21:17,912 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:21:17,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 21:21:17,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 21:21:17,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 21:21:17,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 09:21:11" (1/3) ... [2020-11-29 21:21:17,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5395181b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:21:17, skipping insertion in model container [2020-11-29 21:21:17,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:21:13" (2/3) ... [2020-11-29 21:21:17,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5395181b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 09:21:17, skipping insertion in model container [2020-11-29 21:21:17,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:17" (3/3) ... [2020-11-29 21:21:17,922 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label58.c [2020-11-29 21:21:17,932 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 21:21:17,937 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 21:21:17,948 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 21:21:17,992 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 21:21:17,993 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 21:21:17,993 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 21:21:17,993 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 21:21:17,993 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 21:21:17,993 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 21:21:17,994 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 21:21:17,994 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 21:21:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-11-29 21:21:18,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 21:21:18,039 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:18,040 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:18,040 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:18,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:18,046 INFO L82 PathProgramCache]: Analyzing trace with hash 761214138, now seen corresponding path program 1 times [2020-11-29 21:21:18,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:18,058 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589863312] [2020-11-29 21:21:18,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:18,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589863312] [2020-11-29 21:21:18,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:18,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:21:18,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440087121] [2020-11-29 21:21:18,413 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:18,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:18,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:18,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:18,429 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 3 states. [2020-11-29 21:21:22,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:22,081 INFO L93 Difference]: Finished difference Result 1155 states and 2107 transitions. [2020-11-29 21:21:22,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:22,083 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2020-11-29 21:21:22,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:22,104 INFO L225 Difference]: With dead ends: 1155 [2020-11-29 21:21:22,107 INFO L226 Difference]: Without dead ends: 665 [2020-11-29 21:21:22,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:22,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2020-11-29 21:21:22,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2020-11-29 21:21:22,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 663 states. [2020-11-29 21:21:22,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2020-11-29 21:21:22,202 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 50 [2020-11-29 21:21:22,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:22,203 INFO L481 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2020-11-29 21:21:22,203 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2020-11-29 21:21:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-11-29 21:21:22,215 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:22,215 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:22,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 21:21:22,216 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:22,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:22,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1967217161, now seen corresponding path program 1 times [2020-11-29 21:21:22,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:22,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865111868] [2020-11-29 21:21:22,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:22,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:22,461 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:22,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865111868] [2020-11-29 21:21:22,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:22,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:21:22,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353582585] [2020-11-29 21:21:22,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:22,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:22,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:22,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:22,468 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand 3 states. [2020-11-29 21:21:24,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:24,625 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2020-11-29 21:21:24,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:24,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2020-11-29 21:21:24,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:24,633 INFO L225 Difference]: With dead ends: 1624 [2020-11-29 21:21:24,633 INFO L226 Difference]: Without dead ends: 963 [2020-11-29 21:21:24,636 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:24,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2020-11-29 21:21:24,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2020-11-29 21:21:24,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 963 states. [2020-11-29 21:21:24,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2020-11-29 21:21:24,693 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 115 [2020-11-29 21:21:24,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:24,693 INFO L481 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2020-11-29 21:21:24,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2020-11-29 21:21:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-11-29 21:21:24,699 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:24,700 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:24,700 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 21:21:24,700 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:24,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:24,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1469452164, now seen corresponding path program 1 times [2020-11-29 21:21:24,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:24,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345767488] [2020-11-29 21:21:24,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:24,960 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345767488] [2020-11-29 21:21:24,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:24,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 21:21:24,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357175026] [2020-11-29 21:21:24,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-29 21:21:24,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:24,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 21:21:24,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 21:21:24,963 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand 5 states. [2020-11-29 21:21:31,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:31,056 INFO L93 Difference]: Finished difference Result 2248 states and 3205 transitions. [2020-11-29 21:21:31,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 21:21:31,057 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2020-11-29 21:21:31,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:31,068 INFO L225 Difference]: With dead ends: 2248 [2020-11-29 21:21:31,068 INFO L226 Difference]: Without dead ends: 1586 [2020-11-29 21:21:31,070 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-11-29 21:21:31,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2020-11-29 21:21:31,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1266. [2020-11-29 21:21:31,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1266 states. [2020-11-29 21:21:31,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2020-11-29 21:21:31,141 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 120 [2020-11-29 21:21:31,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:31,141 INFO L481 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2020-11-29 21:21:31,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-29 21:21:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2020-11-29 21:21:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-29 21:21:31,147 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:31,148 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:31,148 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 21:21:31,156 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:31,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:31,157 INFO L82 PathProgramCache]: Analyzing trace with hash -568982295, now seen corresponding path program 1 times [2020-11-29 21:21:31,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:31,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594137058] [2020-11-29 21:21:31,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:31,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594137058] [2020-11-29 21:21:31,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:31,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:31,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464324852] [2020-11-29 21:21:31,460 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 21:21:31,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:31,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 21:21:31,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 21:21:31,464 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand 4 states. [2020-11-29 21:21:36,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:36,935 INFO L93 Difference]: Finished difference Result 4668 states and 6169 transitions. [2020-11-29 21:21:36,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 21:21:36,936 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 216 [2020-11-29 21:21:36,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:36,955 INFO L225 Difference]: With dead ends: 4668 [2020-11-29 21:21:36,955 INFO L226 Difference]: Without dead ends: 3404 [2020-11-29 21:21:36,958 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 21:21:36,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2020-11-29 21:21:37,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2020-11-29 21:21:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3381 states. [2020-11-29 21:21:37,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4179 transitions. [2020-11-29 21:21:37,043 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4179 transitions. Word has length 216 [2020-11-29 21:21:37,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:37,044 INFO L481 AbstractCegarLoop]: Abstraction has 3381 states and 4179 transitions. [2020-11-29 21:21:37,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 21:21:37,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4179 transitions. [2020-11-29 21:21:37,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-11-29 21:21:37,050 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:37,050 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:37,051 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 21:21:37,051 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:37,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:37,052 INFO L82 PathProgramCache]: Analyzing trace with hash 179877023, now seen corresponding path program 1 times [2020-11-29 21:21:37,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:37,052 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144280405] [2020-11-29 21:21:37,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:37,277 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-29 21:21:37,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144280405] [2020-11-29 21:21:37,278 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:37,278 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:21:37,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004290542] [2020-11-29 21:21:37,279 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:37,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:37,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:37,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:37,280 INFO L87 Difference]: Start difference. First operand 3381 states and 4179 transitions. Second operand 3 states. [2020-11-29 21:21:40,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:40,360 INFO L93 Difference]: Finished difference Result 8563 states and 10751 transitions. [2020-11-29 21:21:40,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:40,361 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 220 [2020-11-29 21:21:40,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:40,390 INFO L225 Difference]: With dead ends: 8563 [2020-11-29 21:21:40,390 INFO L226 Difference]: Without dead ends: 5483 [2020-11-29 21:21:40,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:40,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2020-11-29 21:21:40,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2020-11-29 21:21:40,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5478 states. [2020-11-29 21:21:40,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6399 transitions. [2020-11-29 21:21:40,568 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6399 transitions. Word has length 220 [2020-11-29 21:21:40,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:40,569 INFO L481 AbstractCegarLoop]: Abstraction has 5478 states and 6399 transitions. [2020-11-29 21:21:40,569 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:40,570 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6399 transitions. [2020-11-29 21:21:40,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2020-11-29 21:21:40,577 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:40,577 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:40,577 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 21:21:40,578 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:40,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:40,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1282939557, now seen corresponding path program 1 times [2020-11-29 21:21:40,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:40,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749350993] [2020-11-29 21:21:40,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-11-29 21:21:41,113 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749350993] [2020-11-29 21:21:41,114 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:41,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 21:21:41,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409974830] [2020-11-29 21:21:41,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:41,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:41,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:41,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:41,119 INFO L87 Difference]: Start difference. First operand 5478 states and 6399 transitions. Second operand 3 states. [2020-11-29 21:21:43,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:43,949 INFO L93 Difference]: Finished difference Result 10655 states and 12485 transitions. [2020-11-29 21:21:43,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:43,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 322 [2020-11-29 21:21:43,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:43,980 INFO L225 Difference]: With dead ends: 10655 [2020-11-29 21:21:43,980 INFO L226 Difference]: Without dead ends: 5478 [2020-11-29 21:21:43,987 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:43,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2020-11-29 21:21:44,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2020-11-29 21:21:44,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5478 states. [2020-11-29 21:21:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6393 transitions. [2020-11-29 21:21:44,186 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6393 transitions. Word has length 322 [2020-11-29 21:21:44,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:44,192 INFO L481 AbstractCegarLoop]: Abstraction has 5478 states and 6393 transitions. [2020-11-29 21:21:44,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6393 transitions. [2020-11-29 21:21:44,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-11-29 21:21:44,199 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:44,201 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:44,201 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 21:21:44,201 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:44,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:44,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1225395144, now seen corresponding path program 1 times [2020-11-29 21:21:44,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:44,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012077436] [2020-11-29 21:21:44,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-11-29 21:21:44,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012077436] [2020-11-29 21:21:44,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:44,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:44,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948254631] [2020-11-29 21:21:44,491 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:44,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:44,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:44,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:44,493 INFO L87 Difference]: Start difference. First operand 5478 states and 6393 transitions. Second operand 3 states. [2020-11-29 21:21:47,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:47,379 INFO L93 Difference]: Finished difference Result 11851 states and 14145 transitions. [2020-11-29 21:21:47,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:47,379 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 337 [2020-11-29 21:21:47,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:47,414 INFO L225 Difference]: With dead ends: 11851 [2020-11-29 21:21:47,414 INFO L226 Difference]: Without dead ends: 6674 [2020-11-29 21:21:47,420 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:47,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2020-11-29 21:21:47,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4577. [2020-11-29 21:21:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4577 states. [2020-11-29 21:21:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 5418 transitions. [2020-11-29 21:21:47,531 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 5418 transitions. Word has length 337 [2020-11-29 21:21:47,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:47,532 INFO L481 AbstractCegarLoop]: Abstraction has 4577 states and 5418 transitions. [2020-11-29 21:21:47,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:47,533 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 5418 transitions. [2020-11-29 21:21:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2020-11-29 21:21:47,542 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:47,543 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:47,543 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 21:21:47,543 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:47,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:47,544 INFO L82 PathProgramCache]: Analyzing trace with hash 976366775, now seen corresponding path program 1 times [2020-11-29 21:21:47,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:47,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152514238] [2020-11-29 21:21:47,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:47,860 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 21:21:47,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152514238] [2020-11-29 21:21:47,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:47,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:47,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410701444] [2020-11-29 21:21:47,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:47,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:47,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:47,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:47,863 INFO L87 Difference]: Start difference. First operand 4577 states and 5418 transitions. Second operand 3 states. [2020-11-29 21:21:51,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:51,126 INFO L93 Difference]: Finished difference Result 10955 states and 13233 transitions. [2020-11-29 21:21:51,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:51,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 396 [2020-11-29 21:21:51,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:51,160 INFO L225 Difference]: With dead ends: 10955 [2020-11-29 21:21:51,161 INFO L226 Difference]: Without dead ends: 6679 [2020-11-29 21:21:51,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:51,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6679 states. [2020-11-29 21:21:51,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6679 to 6081. [2020-11-29 21:21:51,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6081 states. [2020-11-29 21:21:51,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 6081 states and 7036 transitions. [2020-11-29 21:21:51,279 INFO L78 Accepts]: Start accepts. Automaton has 6081 states and 7036 transitions. Word has length 396 [2020-11-29 21:21:51,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:51,280 INFO L481 AbstractCegarLoop]: Abstraction has 6081 states and 7036 transitions. [2020-11-29 21:21:51,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:51,281 INFO L276 IsEmpty]: Start isEmpty. Operand 6081 states and 7036 transitions. [2020-11-29 21:21:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2020-11-29 21:21:51,291 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:51,292 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:51,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 21:21:51,292 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:51,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:51,293 INFO L82 PathProgramCache]: Analyzing trace with hash -600073397, now seen corresponding path program 1 times [2020-11-29 21:21:51,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:51,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570412317] [2020-11-29 21:21:51,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:51,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570412317] [2020-11-29 21:21:51,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:51,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:51,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202071885] [2020-11-29 21:21:51,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:51,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:51,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:51,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:51,690 INFO L87 Difference]: Start difference. First operand 6081 states and 7036 transitions. Second operand 3 states. [2020-11-29 21:21:54,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:54,217 INFO L93 Difference]: Finished difference Result 11857 states and 13761 transitions. [2020-11-29 21:21:54,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:54,221 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 402 [2020-11-29 21:21:54,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:54,237 INFO L225 Difference]: With dead ends: 11857 [2020-11-29 21:21:54,238 INFO L226 Difference]: Without dead ends: 6077 [2020-11-29 21:21:54,244 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:54,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6077 states. [2020-11-29 21:21:54,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6077 to 6075. [2020-11-29 21:21:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6075 states. [2020-11-29 21:21:54,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6075 states to 6075 states and 6935 transitions. [2020-11-29 21:21:54,352 INFO L78 Accepts]: Start accepts. Automaton has 6075 states and 6935 transitions. Word has length 402 [2020-11-29 21:21:54,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:54,353 INFO L481 AbstractCegarLoop]: Abstraction has 6075 states and 6935 transitions. [2020-11-29 21:21:54,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:54,353 INFO L276 IsEmpty]: Start isEmpty. Operand 6075 states and 6935 transitions. [2020-11-29 21:21:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2020-11-29 21:21:54,394 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:54,395 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:54,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 21:21:54,395 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:54,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:54,396 INFO L82 PathProgramCache]: Analyzing trace with hash -2127467100, now seen corresponding path program 1 times [2020-11-29 21:21:54,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:54,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6102650] [2020-11-29 21:21:54,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:21:54,700 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6102650] [2020-11-29 21:21:54,700 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:54,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:54,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70398718] [2020-11-29 21:21:54,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:54,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:54,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:54,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:54,703 INFO L87 Difference]: Start difference. First operand 6075 states and 6935 transitions. Second operand 3 states. [2020-11-29 21:21:57,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:21:57,880 INFO L93 Difference]: Finished difference Result 13954 states and 16191 transitions. [2020-11-29 21:21:57,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:21:57,883 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 413 [2020-11-29 21:21:57,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:21:57,901 INFO L225 Difference]: With dead ends: 13954 [2020-11-29 21:21:57,901 INFO L226 Difference]: Without dead ends: 8180 [2020-11-29 21:21:57,908 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:57,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8180 states. [2020-11-29 21:21:58,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8180 to 7579. [2020-11-29 21:21:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7579 states. [2020-11-29 21:21:58,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7579 states to 7579 states and 8569 transitions. [2020-11-29 21:21:58,033 INFO L78 Accepts]: Start accepts. Automaton has 7579 states and 8569 transitions. Word has length 413 [2020-11-29 21:21:58,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:21:58,034 INFO L481 AbstractCegarLoop]: Abstraction has 7579 states and 8569 transitions. [2020-11-29 21:21:58,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:21:58,034 INFO L276 IsEmpty]: Start isEmpty. Operand 7579 states and 8569 transitions. [2020-11-29 21:21:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2020-11-29 21:21:58,040 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:21:58,041 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:21:58,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 21:21:58,041 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:21:58,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:21:58,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1936122921, now seen corresponding path program 1 times [2020-11-29 21:21:58,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:21:58,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890485616] [2020-11-29 21:21:58,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:21:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:21:58,452 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-11-29 21:21:58,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890485616] [2020-11-29 21:21:58,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:21:58,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:21:58,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172605917] [2020-11-29 21:21:58,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:21:58,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:21:58,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:21:58,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:21:58,456 INFO L87 Difference]: Start difference. First operand 7579 states and 8569 transitions. Second operand 3 states. [2020-11-29 21:22:03,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:03,749 INFO L93 Difference]: Finished difference Result 16651 states and 19125 transitions. [2020-11-29 21:22:03,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:03,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 427 [2020-11-29 21:22:03,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:03,766 INFO L225 Difference]: With dead ends: 16651 [2020-11-29 21:22:03,767 INFO L226 Difference]: Without dead ends: 9373 [2020-11-29 21:22:03,773 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:03,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9373 states. [2020-11-29 21:22:03,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9373 to 8775. [2020-11-29 21:22:03,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8775 states. [2020-11-29 21:22:03,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8775 states to 8775 states and 10089 transitions. [2020-11-29 21:22:03,900 INFO L78 Accepts]: Start accepts. Automaton has 8775 states and 10089 transitions. Word has length 427 [2020-11-29 21:22:03,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:03,901 INFO L481 AbstractCegarLoop]: Abstraction has 8775 states and 10089 transitions. [2020-11-29 21:22:03,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:03,901 INFO L276 IsEmpty]: Start isEmpty. Operand 8775 states and 10089 transitions. [2020-11-29 21:22:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2020-11-29 21:22:03,908 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:03,910 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:22:03,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 21:22:03,911 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:03,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:03,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1832595334, now seen corresponding path program 1 times [2020-11-29 21:22:03,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:03,912 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849607748] [2020-11-29 21:22:03,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-11-29 21:22:04,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849607748] [2020-11-29 21:22:04,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:04,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:04,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427899746] [2020-11-29 21:22:04,417 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:04,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:04,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:04,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:04,418 INFO L87 Difference]: Start difference. First operand 8775 states and 10089 transitions. Second operand 3 states. [2020-11-29 21:22:07,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:07,307 INFO L93 Difference]: Finished difference Result 17849 states and 20553 transitions. [2020-11-29 21:22:07,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:07,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 502 [2020-11-29 21:22:07,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:07,325 INFO L225 Difference]: With dead ends: 17849 [2020-11-29 21:22:07,326 INFO L226 Difference]: Without dead ends: 9375 [2020-11-29 21:22:07,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:07,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9375 states. [2020-11-29 21:22:07,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9375 to 9073. [2020-11-29 21:22:07,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9073 states. [2020-11-29 21:22:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9073 states to 9073 states and 10188 transitions. [2020-11-29 21:22:07,503 INFO L78 Accepts]: Start accepts. Automaton has 9073 states and 10188 transitions. Word has length 502 [2020-11-29 21:22:07,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:07,504 INFO L481 AbstractCegarLoop]: Abstraction has 9073 states and 10188 transitions. [2020-11-29 21:22:07,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:07,504 INFO L276 IsEmpty]: Start isEmpty. Operand 9073 states and 10188 transitions. [2020-11-29 21:22:07,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2020-11-29 21:22:07,514 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:07,514 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:22:07,515 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 21:22:07,515 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:07,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:07,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1217586883, now seen corresponding path program 1 times [2020-11-29 21:22:07,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:07,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949597370] [2020-11-29 21:22:07,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:08,269 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 505 proven. 39 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2020-11-29 21:22:08,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949597370] [2020-11-29 21:22:08,270 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744082750] [2020-11-29 21:22:08,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 21:22:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:08,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 21:22:08,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:22:08,873 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2020-11-29 21:22:08,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 21:22:08,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 21:22:08,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503401895] [2020-11-29 21:22:08,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:08,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:08,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:08,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 21:22:08,881 INFO L87 Difference]: Start difference. First operand 9073 states and 10188 transitions. Second operand 3 states. [2020-11-29 21:22:12,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:12,591 INFO L93 Difference]: Finished difference Result 19937 states and 22660 transitions. [2020-11-29 21:22:12,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:12,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 534 [2020-11-29 21:22:12,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:12,609 INFO L225 Difference]: With dead ends: 19937 [2020-11-29 21:22:12,609 INFO L226 Difference]: Without dead ends: 11165 [2020-11-29 21:22:12,619 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 21:22:12,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11165 states. [2020-11-29 21:22:12,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11165 to 11165. [2020-11-29 21:22:12,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11165 states. [2020-11-29 21:22:12,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11165 states to 11165 states and 12596 transitions. [2020-11-29 21:22:12,838 INFO L78 Accepts]: Start accepts. Automaton has 11165 states and 12596 transitions. Word has length 534 [2020-11-29 21:22:12,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:12,840 INFO L481 AbstractCegarLoop]: Abstraction has 11165 states and 12596 transitions. [2020-11-29 21:22:12,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:12,840 INFO L276 IsEmpty]: Start isEmpty. Operand 11165 states and 12596 transitions. [2020-11-29 21:22:12,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2020-11-29 21:22:12,850 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:12,851 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2020-11-29 21:22:13,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-29 21:22:13,065 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:13,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:13,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1172117881, now seen corresponding path program 1 times [2020-11-29 21:22:13,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:13,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903086475] [2020-11-29 21:22:13,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 727 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2020-11-29 21:22:13,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903086475] [2020-11-29 21:22:13,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:13,620 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:13,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736452803] [2020-11-29 21:22:13,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:13,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:13,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:13,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:13,622 INFO L87 Difference]: Start difference. First operand 11165 states and 12596 transitions. Second operand 3 states. [2020-11-29 21:22:19,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:19,877 INFO L93 Difference]: Finished difference Result 26528 states and 30184 transitions. [2020-11-29 21:22:19,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:19,882 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 538 [2020-11-29 21:22:19,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:19,905 INFO L225 Difference]: With dead ends: 26528 [2020-11-29 21:22:19,905 INFO L226 Difference]: Without dead ends: 15664 [2020-11-29 21:22:19,919 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:19,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15664 states. [2020-11-29 21:22:20,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15664 to 15354. [2020-11-29 21:22:20,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15354 states. [2020-11-29 21:22:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15354 states to 15354 states and 17189 transitions. [2020-11-29 21:22:20,145 INFO L78 Accepts]: Start accepts. Automaton has 15354 states and 17189 transitions. Word has length 538 [2020-11-29 21:22:20,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:20,146 INFO L481 AbstractCegarLoop]: Abstraction has 15354 states and 17189 transitions. [2020-11-29 21:22:20,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 15354 states and 17189 transitions. [2020-11-29 21:22:20,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2020-11-29 21:22:20,158 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:20,159 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:22:20,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 21:22:20,160 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:20,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:20,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1823523085, now seen corresponding path program 1 times [2020-11-29 21:22:20,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:20,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84040796] [2020-11-29 21:22:20,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2020-11-29 21:22:20,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84040796] [2020-11-29 21:22:20,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:20,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:20,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648140584] [2020-11-29 21:22:20,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:20,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:20,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:20,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:20,698 INFO L87 Difference]: Start difference. First operand 15354 states and 17189 transitions. Second operand 3 states. [2020-11-29 21:22:26,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:26,384 INFO L93 Difference]: Finished difference Result 31902 states and 35651 transitions. [2020-11-29 21:22:26,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:26,386 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 592 [2020-11-29 21:22:26,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:26,409 INFO L225 Difference]: With dead ends: 31902 [2020-11-29 21:22:26,409 INFO L226 Difference]: Without dead ends: 15354 [2020-11-29 21:22:26,423 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:26,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15354 states. [2020-11-29 21:22:26,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15354 to 15354. [2020-11-29 21:22:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15354 states. [2020-11-29 21:22:26,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15354 states to 15354 states and 17163 transitions. [2020-11-29 21:22:26,636 INFO L78 Accepts]: Start accepts. Automaton has 15354 states and 17163 transitions. Word has length 592 [2020-11-29 21:22:26,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:26,637 INFO L481 AbstractCegarLoop]: Abstraction has 15354 states and 17163 transitions. [2020-11-29 21:22:26,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:26,637 INFO L276 IsEmpty]: Start isEmpty. Operand 15354 states and 17163 transitions. [2020-11-29 21:22:26,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2020-11-29 21:22:26,651 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:26,652 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 21:22:26,653 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 21:22:26,653 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:26,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:26,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1833947324, now seen corresponding path program 1 times [2020-11-29 21:22:26,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:26,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871656744] [2020-11-29 21:22:26,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:27,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 662 proven. 39 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-11-29 21:22:27,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871656744] [2020-11-29 21:22:27,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566959667] [2020-11-29 21:22:27,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 21:22:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:27,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 21:22:27,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:22:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2020-11-29 21:22:28,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 21:22:28,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 21:22:28,196 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338277523] [2020-11-29 21:22:28,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:28,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:28,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:28,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 21:22:28,197 INFO L87 Difference]: Start difference. First operand 15354 states and 17163 transitions. Second operand 3 states. [2020-11-29 21:22:31,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:31,285 INFO L93 Difference]: Finished difference Result 30404 states and 34014 transitions. [2020-11-29 21:22:31,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:31,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 613 [2020-11-29 21:22:31,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:31,303 INFO L225 Difference]: With dead ends: 30404 [2020-11-29 21:22:31,304 INFO L226 Difference]: Without dead ends: 15351 [2020-11-29 21:22:31,314 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 21:22:31,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15351 states. [2020-11-29 21:22:31,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15351 to 15351. [2020-11-29 21:22:31,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15351 states. [2020-11-29 21:22:31,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15351 states to 15351 states and 16545 transitions. [2020-11-29 21:22:31,526 INFO L78 Accepts]: Start accepts. Automaton has 15351 states and 16545 transitions. Word has length 613 [2020-11-29 21:22:31,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:31,527 INFO L481 AbstractCegarLoop]: Abstraction has 15351 states and 16545 transitions. [2020-11-29 21:22:31,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 15351 states and 16545 transitions. [2020-11-29 21:22:31,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2020-11-29 21:22:31,541 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:31,542 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 21:22:31,756 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-11-29 21:22:31,757 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:31,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:31,757 INFO L82 PathProgramCache]: Analyzing trace with hash -1177311260, now seen corresponding path program 1 times [2020-11-29 21:22:31,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:31,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115358065] [2020-11-29 21:22:31,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 589 proven. 39 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2020-11-29 21:22:32,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115358065] [2020-11-29 21:22:32,621 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191645037] [2020-11-29 21:22:32,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 21:22:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:32,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 21:22:32,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 21:22:33,603 INFO L134 CoverageAnalysis]: Checked inductivity of 803 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2020-11-29 21:22:33,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 21:22:33,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 21:22:33,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709611420] [2020-11-29 21:22:33,605 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 21:22:33,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:33,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 21:22:33,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 21:22:33,606 INFO L87 Difference]: Start difference. First operand 15351 states and 16545 transitions. Second operand 4 states. [2020-11-29 21:22:38,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:38,716 INFO L93 Difference]: Finished difference Result 32196 states and 34708 transitions. [2020-11-29 21:22:38,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 21:22:38,717 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 614 [2020-11-29 21:22:38,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:38,734 INFO L225 Difference]: With dead ends: 32196 [2020-11-29 21:22:38,734 INFO L226 Difference]: Without dead ends: 16548 [2020-11-29 21:22:38,744 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 617 GetRequests, 612 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 21:22:38,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16548 states. [2020-11-29 21:22:38,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16548 to 15948. [2020-11-29 21:22:38,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15948 states. [2020-11-29 21:22:38,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15948 states to 15948 states and 17148 transitions. [2020-11-29 21:22:38,938 INFO L78 Accepts]: Start accepts. Automaton has 15948 states and 17148 transitions. Word has length 614 [2020-11-29 21:22:38,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:38,939 INFO L481 AbstractCegarLoop]: Abstraction has 15948 states and 17148 transitions. [2020-11-29 21:22:38,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 21:22:38,939 INFO L276 IsEmpty]: Start isEmpty. Operand 15948 states and 17148 transitions. [2020-11-29 21:22:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2020-11-29 21:22:38,954 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:38,954 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 21:22:39,180 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-29 21:22:39,181 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:39,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:39,181 INFO L82 PathProgramCache]: Analyzing trace with hash -1116664326, now seen corresponding path program 1 times [2020-11-29 21:22:39,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:39,182 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697919585] [2020-11-29 21:22:39,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:39,865 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 468 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-11-29 21:22:39,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697919585] [2020-11-29 21:22:39,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:39,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:39,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219029001] [2020-11-29 21:22:39,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:39,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:39,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:39,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:39,867 INFO L87 Difference]: Start difference. First operand 15948 states and 17148 transitions. Second operand 3 states. [2020-11-29 21:22:45,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:45,725 INFO L93 Difference]: Finished difference Result 41165 states and 44294 transitions. [2020-11-29 21:22:45,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:45,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 646 [2020-11-29 21:22:45,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:45,749 INFO L225 Difference]: With dead ends: 41165 [2020-11-29 21:22:45,749 INFO L226 Difference]: Without dead ends: 20435 [2020-11-29 21:22:45,761 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:45,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20435 states. [2020-11-29 21:22:45,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20435 to 18043. [2020-11-29 21:22:45,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18043 states. [2020-11-29 21:22:45,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18043 states to 18043 states and 18957 transitions. [2020-11-29 21:22:45,977 INFO L78 Accepts]: Start accepts. Automaton has 18043 states and 18957 transitions. Word has length 646 [2020-11-29 21:22:45,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:45,978 INFO L481 AbstractCegarLoop]: Abstraction has 18043 states and 18957 transitions. [2020-11-29 21:22:45,979 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 18043 states and 18957 transitions. [2020-11-29 21:22:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2020-11-29 21:22:45,993 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:45,994 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:22:45,994 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-29 21:22:45,995 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:45,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:45,995 INFO L82 PathProgramCache]: Analyzing trace with hash -155155051, now seen corresponding path program 1 times [2020-11-29 21:22:45,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:45,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337162835] [2020-11-29 21:22:45,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 576 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2020-11-29 21:22:46,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337162835] [2020-11-29 21:22:46,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:46,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:46,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639246151] [2020-11-29 21:22:46,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:46,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:46,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:46,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:46,815 INFO L87 Difference]: Start difference. First operand 18043 states and 18957 transitions. Second operand 3 states. [2020-11-29 21:22:49,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:49,789 INFO L93 Difference]: Finished difference Result 38473 states and 40449 transitions. [2020-11-29 21:22:49,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:49,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 710 [2020-11-29 21:22:49,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:49,807 INFO L225 Difference]: With dead ends: 38473 [2020-11-29 21:22:49,807 INFO L226 Difference]: Without dead ends: 18937 [2020-11-29 21:22:49,818 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:49,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18937 states. [2020-11-29 21:22:49,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18937 to 15938. [2020-11-29 21:22:49,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15938 states. [2020-11-29 21:22:49,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15938 states to 15938 states and 16727 transitions. [2020-11-29 21:22:49,984 INFO L78 Accepts]: Start accepts. Automaton has 15938 states and 16727 transitions. Word has length 710 [2020-11-29 21:22:49,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:49,985 INFO L481 AbstractCegarLoop]: Abstraction has 15938 states and 16727 transitions. [2020-11-29 21:22:49,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 15938 states and 16727 transitions. [2020-11-29 21:22:50,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2020-11-29 21:22:50,005 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:50,005 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:22:50,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-29 21:22:50,006 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:50,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:50,007 INFO L82 PathProgramCache]: Analyzing trace with hash -319760429, now seen corresponding path program 1 times [2020-11-29 21:22:50,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:50,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477576970] [2020-11-29 21:22:50,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1070 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2020-11-29 21:22:50,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477576970] [2020-11-29 21:22:50,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:50,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:50,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734939167] [2020-11-29 21:22:50,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:50,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:50,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:50,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:50,711 INFO L87 Difference]: Start difference. First operand 15938 states and 16727 transitions. Second operand 3 states. [2020-11-29 21:22:53,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:53,841 INFO L93 Difference]: Finished difference Result 35461 states and 37175 transitions. [2020-11-29 21:22:53,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:53,843 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 835 [2020-11-29 21:22:53,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:53,859 INFO L225 Difference]: With dead ends: 35461 [2020-11-29 21:22:53,859 INFO L226 Difference]: Without dead ends: 19525 [2020-11-29 21:22:53,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:53,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19525 states. [2020-11-29 21:22:54,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19525 to 18329. [2020-11-29 21:22:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18329 states. [2020-11-29 21:22:54,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18329 states to 18329 states and 19165 transitions. [2020-11-29 21:22:54,057 INFO L78 Accepts]: Start accepts. Automaton has 18329 states and 19165 transitions. Word has length 835 [2020-11-29 21:22:54,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:54,058 INFO L481 AbstractCegarLoop]: Abstraction has 18329 states and 19165 transitions. [2020-11-29 21:22:54,058 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 18329 states and 19165 transitions. [2020-11-29 21:22:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2020-11-29 21:22:54,077 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:54,078 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 21:22:54,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-29 21:22:54,079 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:54,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:54,080 INFO L82 PathProgramCache]: Analyzing trace with hash -689358003, now seen corresponding path program 1 times [2020-11-29 21:22:54,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:54,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215849877] [2020-11-29 21:22:54,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1086 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2020-11-29 21:22:54,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215849877] [2020-11-29 21:22:54,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:54,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:54,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226924816] [2020-11-29 21:22:54,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:54,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:54,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:54,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:54,876 INFO L87 Difference]: Start difference. First operand 18329 states and 19165 transitions. Second operand 3 states. [2020-11-29 21:22:58,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:22:58,333 INFO L93 Difference]: Finished difference Result 42653 states and 44642 transitions. [2020-11-29 21:22:58,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:22:58,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 856 [2020-11-29 21:22:58,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:22:58,356 INFO L225 Difference]: With dead ends: 42653 [2020-11-29 21:22:58,356 INFO L226 Difference]: Without dead ends: 24326 [2020-11-29 21:22:58,364 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:58,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24326 states. [2020-11-29 21:22:58,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24326 to 21622. [2020-11-29 21:22:58,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21622 states. [2020-11-29 21:22:58,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21622 states to 21622 states and 22618 transitions. [2020-11-29 21:22:58,578 INFO L78 Accepts]: Start accepts. Automaton has 21622 states and 22618 transitions. Word has length 856 [2020-11-29 21:22:58,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:22:58,579 INFO L481 AbstractCegarLoop]: Abstraction has 21622 states and 22618 transitions. [2020-11-29 21:22:58,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:22:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 21622 states and 22618 transitions. [2020-11-29 21:22:58,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 946 [2020-11-29 21:22:58,598 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 21:22:58,599 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 21:22:58,599 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-11-29 21:22:58,599 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 21:22:58,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:22:58,600 INFO L82 PathProgramCache]: Analyzing trace with hash -79495161, now seen corresponding path program 1 times [2020-11-29 21:22:58,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 21:22:58,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087766037] [2020-11-29 21:22:58,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 21:22:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:22:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1345 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2020-11-29 21:22:59,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087766037] [2020-11-29 21:22:59,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 21:22:59,617 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 21:22:59,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238151440] [2020-11-29 21:22:59,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 21:22:59,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 21:22:59,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 21:22:59,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:22:59,618 INFO L87 Difference]: Start difference. First operand 21622 states and 22618 transitions. Second operand 3 states. [2020-11-29 21:23:02,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 21:23:02,217 INFO L93 Difference]: Finished difference Result 35422 states and 36847 transitions. [2020-11-29 21:23:02,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 21:23:02,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 945 [2020-11-29 21:23:02,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 21:23:02,220 INFO L225 Difference]: With dead ends: 35422 [2020-11-29 21:23:02,220 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 21:23:02,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 21:23:02,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 21:23:02,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 21:23:02,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 21:23:02,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 21:23:02,231 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 945 [2020-11-29 21:23:02,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 21:23:02,232 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 21:23:02,232 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 21:23:02,232 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 21:23:02,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 21:23:02,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-11-29 21:23:02,234 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 21:23:02,540 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 147 [2020-11-29 21:23:02,749 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 131 [2020-11-29 21:23:03,022 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 147 [2020-11-29 21:23:04,226 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 131 DAG size of output: 67 [2020-11-29 21:23:05,155 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 67 [2020-11-29 21:23:06,119 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 67 [2020-11-29 21:23:06,136 INFO L274 CegarLoopResult]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,136 INFO L274 CegarLoopResult]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L896(lines 896 904) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,137 INFO L274 CegarLoopResult]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 21:23:06,138 INFO L274 CegarLoopResult]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,139 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,140 INFO L274 CegarLoopResult]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,141 INFO L274 CegarLoopResult]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,142 INFO L274 CegarLoopResult]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L652(lines 652 661) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,143 INFO L274 CegarLoopResult]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,144 INFO L274 CegarLoopResult]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,144 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,144 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,144 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,144 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 21:23:06,144 INFO L274 CegarLoopResult]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,144 INFO L274 CegarLoopResult]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,145 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,146 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 21:23:06,147 INFO L274 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,148 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-11-29 21:23:06,149 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-11-29 21:23:06,149 INFO L274 CegarLoopResult]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,149 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 21:23:06,149 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,149 INFO L274 CegarLoopResult]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,150 INFO L274 CegarLoopResult]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,150 INFO L274 CegarLoopResult]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,150 INFO L274 CegarLoopResult]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,150 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,150 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 21:23:06,151 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,151 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,151 INFO L274 CegarLoopResult]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,151 INFO L274 CegarLoopResult]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,151 INFO L274 CegarLoopResult]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L804(lines 804 813) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L540(lines 540 551) no Hoare annotation was computed. [2020-11-29 21:23:06,152 INFO L274 CegarLoopResult]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,153 INFO L274 CegarLoopResult]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,154 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,155 INFO L274 CegarLoopResult]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,156 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,157 INFO L274 CegarLoopResult]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point L557(lines 557 566) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,158 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,159 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,160 INFO L274 CegarLoopResult]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,161 INFO L274 CegarLoopResult]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,162 INFO L274 CegarLoopResult]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L568(lines 568 578) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,163 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,164 INFO L274 CegarLoopResult]: For program point L704(lines 704 716) no Hoare annotation was computed. [2020-11-29 21:23:06,165 INFO L274 CegarLoopResult]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2020-11-29 21:23:06,165 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 21:23:06,165 INFO L274 CegarLoopResult]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,165 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 21:23:06,165 INFO L274 CegarLoopResult]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,165 INFO L274 CegarLoopResult]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,166 INFO L274 CegarLoopResult]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,166 INFO L274 CegarLoopResult]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,166 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,166 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,167 INFO L274 CegarLoopResult]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,167 INFO L274 CegarLoopResult]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,167 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 21:23:06,168 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 21:23:06,168 INFO L274 CegarLoopResult]: For program point L840(lines 840 849) no Hoare annotation was computed. [2020-11-29 21:23:06,168 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2020-11-29 21:23:06,169 INFO L274 CegarLoopResult]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,169 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,169 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,169 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,174 INFO L270 CegarLoopResult]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse6 (= 3 ~a2~0)) (.cse9 (= ~a2~0 4)) (.cse3 (<= (+ ~a4~0 89) 0)) (.cse1 (<= ~a29~0 42)) (.cse8 (< 0 (+ ~a0~0 61))) (.cse0 (= ~a2~0 1)) (.cse5 (< 43 ~a29~0)) (.cse2 (<= (+ ~a0~0 99) 0)) (.cse4 (<= 5 ~a2~0)) (.cse7 (< 0 (+ ~a4~0 86))) (.cse10 (= 2 ~a2~0)) (.cse11 (<= (+ ~a0~0 98) 0))) (or (and .cse0 .cse1 .cse2) (and (<= ~a29~0 36) .cse3 .cse4) (and .cse5 .cse3 (<= (+ ~a0~0 578258) 0)) (and .cse6 .cse2) (and .cse0 .cse7 .cse1) (and .cse5 .cse3 .cse8 .cse4) (and .cse6 .cse3) (and .cse9 .cse2) (and .cse3 .cse10) (and .cse7 .cse6 .cse11) (and .cse9 .cse3 .cse11) (and .cse5 .cse7 .cse9 .cse11) (and .cse7 .cse11 .cse4) (and .cse3 .cse11 .cse4) (and .cse0 .cse5 .cse2) (and .cse0 .cse3) (and .cse9 .cse3 .cse1) (and .cse3 .cse1 .cse8 .cse4) (and (or (and .cse0 .cse7 .cse11) (and .cse0 .cse2)) (< 0 (+ ~a0~0 147))) (and .cse5 .cse2 .cse4) (and .cse7 .cse10 .cse11))) [2020-11-29 21:23:06,174 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 21:23:06,174 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 21:23:06,174 INFO L274 CegarLoopResult]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,174 INFO L274 CegarLoopResult]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,175 INFO L274 CegarLoopResult]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 21:23:06,176 INFO L277 CegarLoopResult]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2020-11-29 21:23:06,176 INFO L274 CegarLoopResult]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,176 INFO L274 CegarLoopResult]: For program point L317(lines 317 329) no Hoare annotation was computed. [2020-11-29 21:23:06,176 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2020-11-29 21:23:06,176 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 21:23:06,176 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 21:23:06,176 INFO L274 CegarLoopResult]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,176 INFO L274 CegarLoopResult]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L585(lines 585 596) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2020-11-29 21:23:06,177 INFO L274 CegarLoopResult]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,178 INFO L274 CegarLoopResult]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,178 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 21:23:06,178 INFO L274 CegarLoopResult]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,178 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,178 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,178 INFO L274 CegarLoopResult]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,179 INFO L270 CegarLoopResult]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse5 (= 3 ~a2~0)) (.cse9 (= ~a2~0 4)) (.cse3 (<= (+ ~a4~0 89) 0)) (.cse1 (<= ~a29~0 42)) (.cse8 (< 0 (+ ~a0~0 61))) (.cse0 (= ~a2~0 1)) (.cse6 (< 43 ~a29~0)) (.cse2 (<= (+ ~a0~0 99) 0)) (.cse4 (<= 5 ~a2~0)) (.cse7 (< 0 (+ ~a4~0 86))) (.cse10 (= 2 ~a2~0)) (.cse11 (<= (+ ~a0~0 98) 0))) (or (and .cse0 .cse1 .cse2) (and (<= ~a29~0 36) .cse3 .cse4) (and .cse5 .cse2) (and .cse6 .cse3 (<= (+ ~a0~0 578258) 0)) (and .cse0 .cse7 .cse1) (and .cse6 .cse3 .cse8 .cse4) (and .cse5 .cse3) (and .cse9 .cse2) (and .cse3 .cse10) (and .cse7 .cse5 .cse11) (and .cse9 .cse3 .cse11) (and .cse6 .cse7 .cse9 .cse11) (and .cse7 .cse11 .cse4) (and .cse3 .cse11 .cse4) (and .cse0 .cse6 .cse2) (and .cse9 .cse3 .cse1) (and .cse0 .cse3) (and .cse3 .cse1 .cse8 .cse4) (and (or (and .cse0 .cse7 .cse11) (and .cse0 .cse2)) (< 0 (+ ~a0~0 147))) (and .cse6 .cse2 .cse4) (and .cse7 .cse10 .cse11))) [2020-11-29 21:23:06,179 INFO L274 CegarLoopResult]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,179 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 21:23:06,179 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 21:23:06,179 INFO L274 CegarLoopResult]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,179 INFO L274 CegarLoopResult]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,179 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,179 INFO L274 CegarLoopResult]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L1781(line 1781) no Hoare annotation was computed. [2020-11-29 21:23:06,180 INFO L274 CegarLoopResult]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 21:23:06,181 INFO L274 CegarLoopResult]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 21:23:06,182 INFO L274 CegarLoopResult]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 21:23:06,183 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,184 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,185 INFO L274 CegarLoopResult]: For program point L605(lines 605 615) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,186 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,187 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,187 INFO L274 CegarLoopResult]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,187 INFO L270 CegarLoopResult]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse5 (= 3 ~a2~0)) (.cse9 (= ~a2~0 4)) (.cse3 (<= (+ ~a4~0 89) 0)) (.cse1 (<= ~a29~0 42)) (.cse8 (< 0 (+ ~a0~0 61))) (.cse0 (= ~a2~0 1)) (.cse6 (< 43 ~a29~0)) (.cse2 (<= (+ ~a0~0 99) 0)) (.cse4 (<= 5 ~a2~0)) (.cse7 (< 0 (+ ~a4~0 86))) (.cse10 (= 2 ~a2~0)) (.cse11 (<= (+ ~a0~0 98) 0))) (or (and .cse0 .cse1 .cse2) (and (<= ~a29~0 36) .cse3 .cse4) (and .cse5 .cse2) (and .cse6 .cse3 (<= (+ ~a0~0 578258) 0)) (and .cse0 .cse7 .cse1) (and .cse6 .cse3 .cse8 .cse4) (and .cse5 .cse3) (and .cse9 .cse2) (and .cse3 .cse10) (and .cse7 .cse5 .cse11) (and .cse9 .cse3 .cse11) (and .cse6 .cse7 .cse9 .cse11) (and .cse7 .cse11 .cse4) (and .cse3 .cse11 .cse4) (and .cse0 .cse6 .cse2) (and .cse9 .cse3 .cse1) (and .cse0 .cse3) (and .cse3 .cse1 .cse8 .cse4) (and (or (and .cse0 .cse7 .cse11) (and .cse0 .cse2)) (< 0 (+ ~a0~0 147))) (and .cse6 .cse2 .cse4) (and .cse7 .cse10 .cse11))) [2020-11-29 21:23:06,187 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 21:23:06,187 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 21:23:06,187 INFO L274 CegarLoopResult]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,188 INFO L274 CegarLoopResult]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,188 INFO L274 CegarLoopResult]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,188 INFO L274 CegarLoopResult]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,188 INFO L274 CegarLoopResult]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,189 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,189 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,189 INFO L274 CegarLoopResult]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,189 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 21:23:06,189 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 21:23:06,189 INFO L274 CegarLoopResult]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,190 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point L352(lines 352 359) no Hoare annotation was computed. [2020-11-29 21:23:06,191 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,192 INFO L274 CegarLoopResult]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,193 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 21:23:06,194 INFO L274 CegarLoopResult]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,194 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,194 INFO L274 CegarLoopResult]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2020-11-29 21:23:06,194 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,194 INFO L274 CegarLoopResult]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,194 INFO L274 CegarLoopResult]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,194 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,195 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 21:23:06,196 INFO L274 CegarLoopResult]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,196 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 21:23:06,196 INFO L274 CegarLoopResult]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2020-11-29 21:23:06,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 09:23:06 BoogieIcfgContainer [2020-11-29 21:23:06,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 21:23:06,246 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:23:06,246 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:23:06,246 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:23:06,246 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:21:17" (3/4) ... [2020-11-29 21:23:06,249 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 21:23:06,300 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 21:23:06,303 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 21:23:06,307 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:23:06,310 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 21:23:06,604 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_25614717-47de-406c-bbf0-a871f6853684/bin/uautomizer/witness.graphml [2020-11-29 21:23:06,604 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:23:06,605 INFO L168 Benchmark]: Toolchain (without parser) took 114872.69 ms. Allocated memory was 94.4 MB in the beginning and 1.9 GB in the end (delta: 1.8 GB). Free memory was 51.6 MB in the beginning and 993.7 MB in the end (delta: -942.1 MB). Peak memory consumption was 825.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:23:06,605 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory is still 73.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:23:06,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1438.00 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 51.4 MB in the beginning and 73.0 MB in the end (delta: -21.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. [2020-11-29 21:23:06,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 312.08 ms. Allocated memory is still 113.2 MB. Free memory was 73.0 MB in the beginning and 54.4 MB in the end (delta: 18.6 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. [2020-11-29 21:23:06,607 INFO L168 Benchmark]: Boogie Preprocessor took 320.95 ms. Allocated memory was 113.2 MB in the beginning and 169.9 MB in the end (delta: 56.6 MB). Free memory was 54.4 MB in the beginning and 101.0 MB in the end (delta: -46.6 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:23:06,607 INFO L168 Benchmark]: RCFGBuilder took 4099.65 ms. Allocated memory was 169.9 MB in the beginning and 295.7 MB in the end (delta: 125.8 MB). Free memory was 101.0 MB in the beginning and 154.3 MB in the end (delta: -53.3 MB). Peak memory consumption was 84.0 MB. Max. memory is 16.1 GB. [2020-11-29 21:23:06,608 INFO L168 Benchmark]: TraceAbstraction took 108330.96 ms. Allocated memory was 295.7 MB in the beginning and 1.9 GB in the end (delta: 1.6 GB). Free memory was 153.3 MB in the beginning and 1.0 GB in the end (delta: -882.9 MB). Peak memory consumption was 684.8 MB. Max. memory is 16.1 GB. [2020-11-29 21:23:06,609 INFO L168 Benchmark]: Witness Printer took 358.86 ms. Allocated memory is still 1.9 GB. Free memory was 1.0 GB in the beginning and 993.7 MB in the end (delta: 42.4 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-11-29 21:23:06,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 94.4 MB. Free memory is still 73.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1438.00 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 51.4 MB in the beginning and 73.0 MB in the end (delta: -21.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 312.08 ms. Allocated memory is still 113.2 MB. Free memory was 73.0 MB in the beginning and 54.4 MB in the end (delta: 18.6 MB). Peak memory consumption was 43.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 320.95 ms. Allocated memory was 113.2 MB in the beginning and 169.9 MB in the end (delta: 56.6 MB). Free memory was 54.4 MB in the beginning and 101.0 MB in the end (delta: -46.6 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4099.65 ms. Allocated memory was 169.9 MB in the beginning and 295.7 MB in the end (delta: 125.8 MB). Free memory was 101.0 MB in the beginning and 154.3 MB in the end (delta: -53.3 MB). Peak memory consumption was 84.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 108330.96 ms. Allocated memory was 295.7 MB in the beginning and 1.9 GB in the end (delta: 1.6 GB). Free memory was 153.3 MB in the beginning and 1.0 GB in the end (delta: -882.9 MB). Peak memory consumption was 684.8 MB. Max. memory is 16.1 GB. * Witness Printer took 358.86 ms. Allocated memory is still 1.9 GB. Free memory was 1.0 GB in the beginning and 993.7 MB in the end (delta: 42.4 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a2 == 1 && a29 <= 42) && a0 + 99 <= 0) || ((a29 <= 36 && a4 + 89 <= 0) && 5 <= a2)) || (3 == a2 && a0 + 99 <= 0)) || ((43 < a29 && a4 + 89 <= 0) && a0 + 578258 <= 0)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 42)) || (((43 < a29 && a4 + 89 <= 0) && 0 < a0 + 61) && 5 <= a2)) || (3 == a2 && a4 + 89 <= 0)) || (a2 == 4 && a0 + 99 <= 0)) || (a4 + 89 <= 0 && 2 == a2)) || ((0 < a4 + 86 && 3 == a2) && a0 + 98 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a0 + 98 <= 0)) || (((43 < a29 && 0 < a4 + 86) && a2 == 4) && a0 + 98 <= 0)) || ((0 < a4 + 86 && a0 + 98 <= 0) && 5 <= a2)) || ((a4 + 89 <= 0 && a0 + 98 <= 0) && 5 <= a2)) || ((a2 == 1 && 43 < a29) && a0 + 99 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a29 <= 42)) || (a2 == 1 && a4 + 89 <= 0)) || (((a4 + 89 <= 0 && a29 <= 42) && 0 < a0 + 61) && 5 <= a2)) || ((((a2 == 1 && 0 < a4 + 86) && a0 + 98 <= 0) || (a2 == 1 && a0 + 99 <= 0)) && 0 < a0 + 147)) || ((43 < a29 && a0 + 99 <= 0) && 5 <= a2)) || ((0 < a4 + 86 && 2 == a2) && a0 + 98 <= 0) - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a2 == 1 && a29 <= 42) && a0 + 99 <= 0) || ((a29 <= 36 && a4 + 89 <= 0) && 5 <= a2)) || ((43 < a29 && a4 + 89 <= 0) && a0 + 578258 <= 0)) || (3 == a2 && a0 + 99 <= 0)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 42)) || (((43 < a29 && a4 + 89 <= 0) && 0 < a0 + 61) && 5 <= a2)) || (3 == a2 && a4 + 89 <= 0)) || (a2 == 4 && a0 + 99 <= 0)) || (a4 + 89 <= 0 && 2 == a2)) || ((0 < a4 + 86 && 3 == a2) && a0 + 98 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a0 + 98 <= 0)) || (((43 < a29 && 0 < a4 + 86) && a2 == 4) && a0 + 98 <= 0)) || ((0 < a4 + 86 && a0 + 98 <= 0) && 5 <= a2)) || ((a4 + 89 <= 0 && a0 + 98 <= 0) && 5 <= a2)) || ((a2 == 1 && 43 < a29) && a0 + 99 <= 0)) || (a2 == 1 && a4 + 89 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a29 <= 42)) || (((a4 + 89 <= 0 && a29 <= 42) && 0 < a0 + 61) && 5 <= a2)) || ((((a2 == 1 && 0 < a4 + 86) && a0 + 98 <= 0) || (a2 == 1 && a0 + 99 <= 0)) && 0 < a0 + 147)) || ((43 < a29 && a0 + 99 <= 0) && 5 <= a2)) || ((0 < a4 + 86 && 2 == a2) && a0 + 98 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a2 == 1 && a29 <= 42) && a0 + 99 <= 0) || ((a29 <= 36 && a4 + 89 <= 0) && 5 <= a2)) || (3 == a2 && a0 + 99 <= 0)) || ((43 < a29 && a4 + 89 <= 0) && a0 + 578258 <= 0)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 42)) || (((43 < a29 && a4 + 89 <= 0) && 0 < a0 + 61) && 5 <= a2)) || (3 == a2 && a4 + 89 <= 0)) || (a2 == 4 && a0 + 99 <= 0)) || (a4 + 89 <= 0 && 2 == a2)) || ((0 < a4 + 86 && 3 == a2) && a0 + 98 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a0 + 98 <= 0)) || (((43 < a29 && 0 < a4 + 86) && a2 == 4) && a0 + 98 <= 0)) || ((0 < a4 + 86 && a0 + 98 <= 0) && 5 <= a2)) || ((a4 + 89 <= 0 && a0 + 98 <= 0) && 5 <= a2)) || ((a2 == 1 && 43 < a29) && a0 + 99 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a29 <= 42)) || (a2 == 1 && a4 + 89 <= 0)) || (((a4 + 89 <= 0 && a29 <= 42) && 0 < a0 + 61) && 5 <= a2)) || ((((a2 == 1 && 0 < a4 + 86) && a0 + 98 <= 0) || (a2 == 1 && a0 + 99 <= 0)) && 0 < a0 + 147)) || ((43 < a29 && a0 + 99 <= 0) && 5 <= a2)) || ((0 < a4 + 86 && 2 == a2) && a0 + 98 <= 0) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 425 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 104.2s, OverallIterations: 22, TraceHistogramMax: 6, AutomataDifference: 85.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 8337 SDtfs, 6050 SDslu, 826 SDs, 0 SdLazy, 21592 SolverSat, 4276 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 63.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1829 GetRequests, 1789 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21622occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.2s AutomataMinimizationTime, 22 MinimizatonAttempts, 14749 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 228 NumberOfFragments, 850 HoareAnnotationTreeSize, 4 FomulaSimplifications, 17901 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 4261 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 12164 NumberOfCodeBlocks, 12164 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 12139 ConstructedInterpolants, 0 QuantifiedInterpolants, 16248583 SizeOfPredicates, 1 NumberOfNonLiveVariables, 2252 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 25 InterpolantComputations, 22 PerfectInterpolantSequences, 13328/13445 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...