./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label16.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_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label16.c -s /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/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 e305164f412eb6cd5630918171ad02eb287ac8bc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:19:40,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:19:40,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:19:40,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:19:40,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:19:40,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:19:40,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:19:40,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:19:40,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:19:40,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:19:40,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:19:40,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:19:40,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:19:40,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:19:40,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:19:40,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:19:40,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:19:40,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:19:40,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:19:40,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:19:40,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:19:40,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:19:40,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:19:40,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:19:40,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:19:40,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:19:40,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:19:40,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:19:40,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:19:40,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:19:40,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:19:40,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:19:40,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:19:40,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:19:40,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:19:40,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:19:40,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:19:40,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:19:40,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:19:40,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:19:40,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:19:40,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:19:40,422 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:19:40,427 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:19:40,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:19:40,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:19:40,430 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:19:40,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:19:40,431 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:19:40,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:19:40,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:19:40,432 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:19:40,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:19:40,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:19:40,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:19:40,434 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:19:40,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:19:40,434 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:19:40,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:19:40,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:19:40,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:19:40,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:19:40,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:19:40,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:19:40,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:19:40,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:19:40,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:19:40,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:19:40,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:19:40,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:19:40,438 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:19:40,438 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_acc1b7eb-76c7-4170-808b-255b40543a94/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e305164f412eb6cd5630918171ad02eb287ac8bc [2020-11-28 03:19:40,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:19:40,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:19:40,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:19:40,774 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:19:40,776 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:19:40,778 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2020-11-28 03:19:40,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/data/f82c1044b/eff91bfc91094dfea3450411170284fb/FLAG6140f95da [2020-11-28 03:19:41,588 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:19:41,589 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/sv-benchmarks/c/eca-rers2012/Problem10_label16.c [2020-11-28 03:19:41,620 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/data/f82c1044b/eff91bfc91094dfea3450411170284fb/FLAG6140f95da [2020-11-28 03:19:41,801 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/data/f82c1044b/eff91bfc91094dfea3450411170284fb [2020-11-28 03:19:41,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:19:41,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:19:41,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:19:41,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:19:41,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:19:41,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:41" (1/1) ... [2020-11-28 03:19:41,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cd67b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:41, skipping insertion in model container [2020-11-28 03:19:41,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:19:41" (1/1) ... [2020-11-28 03:19:41,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:19:41,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:19:42,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:19:42,422 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:19:42,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:19:42,604 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:19:42,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42 WrapperNode [2020-11-28 03:19:42,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:19:42,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:19:42,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:19:42,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:19:42,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:19:42,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:19:42,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:19:42,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:19:42,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... [2020-11-28 03:19:42,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:19:42,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:19:42,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:19:42,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:19:42,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/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 [2020-11-28 03:19:42,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:19:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:19:42,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:19:42,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:19:44,826 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:19:44,826 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 03:19:44,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:44 BoogieIcfgContainer [2020-11-28 03:19:44,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:19:44,833 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:19:44,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:19:44,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:19:44,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:19:41" (1/3) ... [2020-11-28 03:19:44,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a301bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:19:44, skipping insertion in model container [2020-11-28 03:19:44,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:19:42" (2/3) ... [2020-11-28 03:19:44,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a301bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:19:44, skipping insertion in model container [2020-11-28 03:19:44,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:44" (3/3) ... [2020-11-28 03:19:44,840 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label16.c [2020-11-28 03:19:44,850 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:19:44,854 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 03:19:44,865 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 03:19:44,905 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:19:44,905 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:19:44,905 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:19:44,905 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:19:44,905 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:19:44,906 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:19:44,906 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:19:44,906 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:19:44,927 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-11-28 03:19:44,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 03:19:44,935 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:44,936 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] [2020-11-28 03:19:44,936 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:44,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:44,944 INFO L82 PathProgramCache]: Analyzing trace with hash 2113343065, now seen corresponding path program 1 times [2020-11-28 03:19:44,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:44,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137304347] [2020-11-28 03:19:44,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:19:45,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137304347] [2020-11-28 03:19:45,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:45,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:19:45,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204926888] [2020-11-28 03:19:45,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:45,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:45,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:45,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:19:45,269 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-11-28 03:19:46,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:46,401 INFO L93 Difference]: Finished difference Result 553 states and 967 transitions. [2020-11-28 03:19:46,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:46,402 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-11-28 03:19:46,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:46,415 INFO L225 Difference]: With dead ends: 553 [2020-11-28 03:19:46,415 INFO L226 Difference]: Without dead ends: 282 [2020-11-28 03:19:46,419 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 [2020-11-28 03:19:46,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-11-28 03:19:46,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2020-11-28 03:19:46,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-28 03:19:46,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 377 transitions. [2020-11-28 03:19:46,500 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 377 transitions. Word has length 33 [2020-11-28 03:19:46,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:46,501 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 377 transitions. [2020-11-28 03:19:46,501 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:46,501 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 377 transitions. [2020-11-28 03:19:46,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-28 03:19:46,505 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:46,506 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:19:46,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:19:46,506 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:46,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:46,507 INFO L82 PathProgramCache]: Analyzing trace with hash -1984957302, now seen corresponding path program 1 times [2020-11-28 03:19:46,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:46,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654450254] [2020-11-28 03:19:46,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:46,707 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:19:46,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654450254] [2020-11-28 03:19:46,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:46,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:19:46,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757499067] [2020-11-28 03:19:46,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:46,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:46,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:46,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:19:46,715 INFO L87 Difference]: Start difference. First operand 282 states and 377 transitions. Second operand 3 states. [2020-11-28 03:19:47,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:47,344 INFO L93 Difference]: Finished difference Result 701 states and 967 transitions. [2020-11-28 03:19:47,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:47,345 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2020-11-28 03:19:47,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:47,349 INFO L225 Difference]: With dead ends: 701 [2020-11-28 03:19:47,349 INFO L226 Difference]: Without dead ends: 421 [2020-11-28 03:19:47,351 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 [2020-11-28 03:19:47,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-11-28 03:19:47,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2020-11-28 03:19:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2020-11-28 03:19:47,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 526 transitions. [2020-11-28 03:19:47,376 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 526 transitions. Word has length 99 [2020-11-28 03:19:47,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:47,376 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 526 transitions. [2020-11-28 03:19:47,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:47,377 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 526 transitions. [2020-11-28 03:19:47,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-11-28 03:19:47,381 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:47,382 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:19:47,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:19:47,382 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:47,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:47,383 INFO L82 PathProgramCache]: Analyzing trace with hash -805648325, now seen corresponding path program 1 times [2020-11-28 03:19:47,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:47,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463433023] [2020-11-28 03:19:47,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:47,548 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:19:47,548 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463433023] [2020-11-28 03:19:47,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:47,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:19:47,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295802250] [2020-11-28 03:19:47,550 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:47,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:47,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:47,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:19:47,557 INFO L87 Difference]: Start difference. First operand 421 states and 526 transitions. Second operand 3 states. [2020-11-28 03:19:48,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:48,214 INFO L93 Difference]: Finished difference Result 979 states and 1209 transitions. [2020-11-28 03:19:48,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:48,215 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2020-11-28 03:19:48,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:48,219 INFO L225 Difference]: With dead ends: 979 [2020-11-28 03:19:48,219 INFO L226 Difference]: Without dead ends: 560 [2020-11-28 03:19:48,226 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 [2020-11-28 03:19:48,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-11-28 03:19:48,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2020-11-28 03:19:48,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-11-28 03:19:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 675 transitions. [2020-11-28 03:19:48,279 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 675 transitions. Word has length 106 [2020-11-28 03:19:48,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:48,280 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 675 transitions. [2020-11-28 03:19:48,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:48,280 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 675 transitions. [2020-11-28 03:19:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-11-28 03:19:48,284 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:48,285 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:19:48,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:19:48,285 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:48,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:48,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1201152160, now seen corresponding path program 1 times [2020-11-28 03:19:48,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:48,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832060421] [2020-11-28 03:19:48,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:48,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:19:48,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832060421] [2020-11-28 03:19:48,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:48,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:19:48,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079861381] [2020-11-28 03:19:48,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:48,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:48,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:48,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:19:48,413 INFO L87 Difference]: Start difference. First operand 560 states and 675 transitions. Second operand 3 states. [2020-11-28 03:19:49,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:49,124 INFO L93 Difference]: Finished difference Result 1118 states and 1414 transitions. [2020-11-28 03:19:49,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:49,125 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2020-11-28 03:19:49,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:49,129 INFO L225 Difference]: With dead ends: 1118 [2020-11-28 03:19:49,130 INFO L226 Difference]: Without dead ends: 699 [2020-11-28 03:19:49,131 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 [2020-11-28 03:19:49,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2020-11-28 03:19:49,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 699. [2020-11-28 03:19:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2020-11-28 03:19:49,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 849 transitions. [2020-11-28 03:19:49,171 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 849 transitions. Word has length 108 [2020-11-28 03:19:49,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:49,172 INFO L481 AbstractCegarLoop]: Abstraction has 699 states and 849 transitions. [2020-11-28 03:19:49,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:49,172 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 849 transitions. [2020-11-28 03:19:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-11-28 03:19:49,176 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:49,176 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:19:49,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:19:49,177 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:49,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:49,177 INFO L82 PathProgramCache]: Analyzing trace with hash -717204536, now seen corresponding path program 1 times [2020-11-28 03:19:49,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:49,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919855461] [2020-11-28 03:19:49,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:49,285 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:19:49,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919855461] [2020-11-28 03:19:49,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:49,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:19:49,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543517873] [2020-11-28 03:19:49,287 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:49,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:49,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:49,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:19:49,288 INFO L87 Difference]: Start difference. First operand 699 states and 849 transitions. Second operand 3 states. [2020-11-28 03:19:50,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:50,042 INFO L93 Difference]: Finished difference Result 1535 states and 1880 transitions. [2020-11-28 03:19:50,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:50,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-11-28 03:19:50,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:50,048 INFO L225 Difference]: With dead ends: 1535 [2020-11-28 03:19:50,049 INFO L226 Difference]: Without dead ends: 977 [2020-11-28 03:19:50,050 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 [2020-11-28 03:19:50,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-11-28 03:19:50,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2020-11-28 03:19:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-11-28 03:19:50,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1122 transitions. [2020-11-28 03:19:50,074 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1122 transitions. Word has length 124 [2020-11-28 03:19:50,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:50,075 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1122 transitions. [2020-11-28 03:19:50,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:50,075 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1122 transitions. [2020-11-28 03:19:50,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-11-28 03:19:50,079 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:50,079 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-28 03:19:50,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:19:50,080 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:50,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:50,080 INFO L82 PathProgramCache]: Analyzing trace with hash 441650644, now seen corresponding path program 1 times [2020-11-28 03:19:50,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:50,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204903179] [2020-11-28 03:19:50,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:50,438 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:19:50,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204903179] [2020-11-28 03:19:50,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:50,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:19:50,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439961575] [2020-11-28 03:19:50,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-28 03:19:50,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:50,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:19:50,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:19:50,441 INFO L87 Difference]: Start difference. First operand 977 states and 1122 transitions. Second operand 7 states. [2020-11-28 03:19:51,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:51,205 INFO L93 Difference]: Finished difference Result 1868 states and 2153 transitions. [2020-11-28 03:19:51,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 03:19:51,205 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 181 [2020-11-28 03:19:51,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:51,211 INFO L225 Difference]: With dead ends: 1868 [2020-11-28 03:19:51,211 INFO L226 Difference]: Without dead ends: 977 [2020-11-28 03:19:51,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:19:51,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-11-28 03:19:51,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2020-11-28 03:19:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-11-28 03:19:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1118 transitions. [2020-11-28 03:19:51,237 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1118 transitions. Word has length 181 [2020-11-28 03:19:51,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:51,237 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1118 transitions. [2020-11-28 03:19:51,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-28 03:19:51,237 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1118 transitions. [2020-11-28 03:19:51,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-11-28 03:19:51,241 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:51,241 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-28 03:19:51,241 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 03:19:51,242 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:51,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:51,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1833783302, now seen corresponding path program 1 times [2020-11-28 03:19:51,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:51,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515692705] [2020-11-28 03:19:51,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-11-28 03:19:51,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515692705] [2020-11-28 03:19:51,415 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:51,415 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:19:51,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453945340] [2020-11-28 03:19:51,416 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:51,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:51,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:51,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:19:51,418 INFO L87 Difference]: Start difference. First operand 977 states and 1118 transitions. Second operand 3 states. [2020-11-28 03:19:52,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:52,188 INFO L93 Difference]: Finished difference Result 1952 states and 2280 transitions. [2020-11-28 03:19:52,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:52,189 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2020-11-28 03:19:52,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:52,195 INFO L225 Difference]: With dead ends: 1952 [2020-11-28 03:19:52,196 INFO L226 Difference]: Without dead ends: 1116 [2020-11-28 03:19:52,197 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 [2020-11-28 03:19:52,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2020-11-28 03:19:52,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1116. [2020-11-28 03:19:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2020-11-28 03:19:52,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1272 transitions. [2020-11-28 03:19:52,224 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1272 transitions. Word has length 217 [2020-11-28 03:19:52,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:52,224 INFO L481 AbstractCegarLoop]: Abstraction has 1116 states and 1272 transitions. [2020-11-28 03:19:52,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:52,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1272 transitions. [2020-11-28 03:19:52,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-28 03:19:52,228 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:52,229 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-28 03:19:52,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-28 03:19:52,229 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:52,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:52,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1929174835, now seen corresponding path program 1 times [2020-11-28 03:19:52,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:52,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180141095] [2020-11-28 03:19:52,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:52,549 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-28 03:19:52,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180141095] [2020-11-28 03:19:52,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374820571] [2020-11-28 03:19:52,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/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 [2020-11-28 03:19:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:52,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 03:19:52,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:19:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2020-11-28 03:19:52,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 03:19:52,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-11-28 03:19:52,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523616882] [2020-11-28 03:19:52,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:52,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:52,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:52,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:19:52,934 INFO L87 Difference]: Start difference. First operand 1116 states and 1272 transitions. Second operand 3 states. [2020-11-28 03:19:53,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:53,892 INFO L93 Difference]: Finished difference Result 1813 states and 2067 transitions. [2020-11-28 03:19:53,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:53,892 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2020-11-28 03:19:53,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:53,902 INFO L225 Difference]: With dead ends: 1813 [2020-11-28 03:19:53,902 INFO L226 Difference]: Without dead ends: 1811 [2020-11-28 03:19:53,904 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:19:53,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2020-11-28 03:19:53,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1255. [2020-11-28 03:19:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-11-28 03:19:53,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1460 transitions. [2020-11-28 03:19:53,941 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1460 transitions. Word has length 227 [2020-11-28 03:19:53,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:53,942 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 1460 transitions. [2020-11-28 03:19:53,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:53,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1460 transitions. [2020-11-28 03:19:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-11-28 03:19:53,947 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:53,947 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-28 03:19:54,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-11-28 03:19:54,168 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:54,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:54,169 INFO L82 PathProgramCache]: Analyzing trace with hash -898595686, now seen corresponding path program 1 times [2020-11-28 03:19:54,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:54,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504643499] [2020-11-28 03:19:54,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:54,702 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-11-28 03:19:54,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504643499] [2020-11-28 03:19:54,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093266095] [2020-11-28 03:19:54,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/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 [2020-11-28 03:19:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:54,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 03:19:54,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:19:54,940 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-11-28 03:19:54,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 03:19:54,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2020-11-28 03:19:54,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756066724] [2020-11-28 03:19:54,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:54,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:54,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:54,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:19:54,943 INFO L87 Difference]: Start difference. First operand 1255 states and 1460 transitions. Second operand 3 states. [2020-11-28 03:19:55,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:55,679 INFO L93 Difference]: Finished difference Result 1952 states and 2255 transitions. [2020-11-28 03:19:55,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:55,680 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 281 [2020-11-28 03:19:55,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:55,690 INFO L225 Difference]: With dead ends: 1952 [2020-11-28 03:19:55,690 INFO L226 Difference]: Without dead ends: 1950 [2020-11-28 03:19:55,691 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-11-28 03:19:55,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2020-11-28 03:19:55,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1255. [2020-11-28 03:19:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-11-28 03:19:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1460 transitions. [2020-11-28 03:19:55,727 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1460 transitions. Word has length 281 [2020-11-28 03:19:55,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:55,728 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 1460 transitions. [2020-11-28 03:19:55,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:55,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1460 transitions. [2020-11-28 03:19:55,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2020-11-28 03:19:55,734 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:55,735 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:19:55,948 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 03:19:55,948 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:55,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:55,949 INFO L82 PathProgramCache]: Analyzing trace with hash 2022823484, now seen corresponding path program 1 times [2020-11-28 03:19:55,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:55,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228799693] [2020-11-28 03:19:55,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 292 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:19:56,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228799693] [2020-11-28 03:19:56,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609068348] [2020-11-28 03:19:56,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/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 [2020-11-28 03:19:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:56,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 03:19:56,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:19:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-11-28 03:19:56,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 03:19:56,706 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-11-28 03:19:56,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439597490] [2020-11-28 03:19:56,707 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:19:56,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:56,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:19:56,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:19:56,709 INFO L87 Difference]: Start difference. First operand 1255 states and 1460 transitions. Second operand 3 states. [2020-11-28 03:19:57,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:57,394 INFO L93 Difference]: Finished difference Result 3203 states and 3742 transitions. [2020-11-28 03:19:57,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:19:57,395 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 333 [2020-11-28 03:19:57,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:57,406 INFO L225 Difference]: With dead ends: 3203 [2020-11-28 03:19:57,406 INFO L226 Difference]: Without dead ends: 2089 [2020-11-28 03:19:57,408 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:19:57,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2020-11-28 03:19:57,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 2089. [2020-11-28 03:19:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2020-11-28 03:19:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2369 transitions. [2020-11-28 03:19:57,454 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2369 transitions. Word has length 333 [2020-11-28 03:19:57,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:57,455 INFO L481 AbstractCegarLoop]: Abstraction has 2089 states and 2369 transitions. [2020-11-28 03:19:57,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:19:57,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2369 transitions. [2020-11-28 03:19:57,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2020-11-28 03:19:57,463 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:19:57,463 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:19:57,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-28 03:19:57,677 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:19:57,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:19:57,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1446868766, now seen corresponding path program 1 times [2020-11-28 03:19:57,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:19:57,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314465230] [2020-11-28 03:19:57,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:19:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:19:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2020-11-28 03:19:58,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314465230] [2020-11-28 03:19:58,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:19:58,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:19:58,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901758640] [2020-11-28 03:19:58,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 03:19:58,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:19:58,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:19:58,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:19:58,107 INFO L87 Difference]: Start difference. First operand 2089 states and 2369 transitions. Second operand 4 states. [2020-11-28 03:19:58,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:19:58,518 INFO L93 Difference]: Finished difference Result 3904 states and 4411 transitions. [2020-11-28 03:19:58,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 03:19:58,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 346 [2020-11-28 03:19:58,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:19:58,520 INFO L225 Difference]: With dead ends: 3904 [2020-11-28 03:19:58,520 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:19:58,524 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 [2020-11-28 03:19:58,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:19:58,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:19:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:19:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:19:58,525 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 346 [2020-11-28 03:19:58,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:19:58,525 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:19:58,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 03:19:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:19:58,526 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:19:58,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-28 03:19:58,528 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:19:58,821 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2020-11-28 03:19:58,997 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2020-11-28 03:19:59,002 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-11-28 03:19:59,002 INFO L274 CegarLoopResult]: For program point L564(lines 564 582) no Hoare annotation was computed. [2020-11-28 03:19:59,002 INFO L274 CegarLoopResult]: For program point L333(lines 333 582) no Hoare annotation was computed. [2020-11-28 03:19:59,002 INFO L274 CegarLoopResult]: For program point L367(lines 367 582) no Hoare annotation was computed. [2020-11-28 03:19:59,002 INFO L274 CegarLoopResult]: For program point L301(lines 301 582) no Hoare annotation was computed. [2020-11-28 03:19:59,002 INFO L274 CegarLoopResult]: For program point L235(lines 235 582) no Hoare annotation was computed. [2020-11-28 03:19:59,002 INFO L274 CegarLoopResult]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L533(lines 533 582) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-28 03:19:59,003 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L567(lines 567 582) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L435(lines 435 582) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L336(lines 336 582) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L270(lines 270 582) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L403(lines 403 582) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L370(lines 370 582) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,004 INFO L274 CegarLoopResult]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L536(lines 536 582) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L503(lines 503 582) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L470(lines 470 582) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L339(lines 339 582) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L306(lines 306 582) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L241(lines 241 582) no Hoare annotation was computed. [2020-11-28 03:19:59,005 INFO L274 CegarLoopResult]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L539(lines 539 582) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L440(lines 440 582) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L275(lines 275 582) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-28 03:19:59,006 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L573(lines 573 582) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L408(lines 408 582) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L375(lines 375 582) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L475(lines 475 582) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,007 INFO L274 CegarLoopResult]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,008 INFO L274 CegarLoopResult]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,008 INFO L274 CegarLoopResult]: For program point L509(lines 509 582) no Hoare annotation was computed. [2020-11-28 03:19:59,008 INFO L274 CegarLoopResult]: For program point L311(lines 311 582) no Hoare annotation was computed. [2020-11-28 03:19:59,008 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-28 03:19:59,008 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-28 03:19:59,008 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-28 03:19:59,008 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-28 03:19:59,012 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-28 03:19:59,012 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-28 03:19:59,012 INFO L274 CegarLoopResult]: For program point L345(lines 345 582) no Hoare annotation was computed. [2020-11-28 03:19:59,012 INFO L274 CegarLoopResult]: For program point L246(lines 246 582) no Hoare annotation was computed. [2020-11-28 03:19:59,012 INFO L274 CegarLoopResult]: For program point L544(lines 544 582) no Hoare annotation was computed. [2020-11-28 03:19:59,012 INFO L274 CegarLoopResult]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,012 INFO L274 CegarLoopResult]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L446(lines 446 582) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L413(lines 413 582) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L380(lines 380 582) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L281(lines 281 582) no Hoare annotation was computed. [2020-11-28 03:19:59,013 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-28 03:19:59,014 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-28 03:19:59,014 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-28 03:19:59,014 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-28 03:19:59,014 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-28 03:19:59,014 INFO L274 CegarLoopResult]: For program point L579(lines 579 582) no Hoare annotation was computed. [2020-11-28 03:19:59,014 INFO L274 CegarLoopResult]: For program point L249(lines 249 582) no Hoare annotation was computed. [2020-11-28 03:19:59,014 INFO L274 CegarLoopResult]: For program point L514(lines 514 582) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L481(lines 481 582) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L316(lines 316 582) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,015 INFO L274 CegarLoopResult]: For program point L350(lines 350 582) no Hoare annotation was computed. [2020-11-28 03:19:59,016 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:19:59,016 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-28 03:19:59,016 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-28 03:19:59,016 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-28 03:19:59,016 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-28 03:19:59,016 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-28 03:19:59,018 INFO L270 CegarLoopResult]: At program point L583(lines 30 584) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0)) (.cse2 (<= ~a19~0 9))) (or (and .cse0 (= ~a10~0 2) .cse1 .cse2) (and (= ~a10~0 3) .cse0 .cse1 .cse2) (and (<= (+ ~a1~0 333899) 0) .cse0 .cse1 (= ~a19~0 6) (= ~a10~0 4)) (and .cse0 (= ~a10~0 0) .cse1) (and (= ~a10~0 1) .cse0 .cse1) (and (<= 8 ~a19~0) .cse0 .cse1 .cse2))) [2020-11-28 03:19:59,018 INFO L274 CegarLoopResult]: For program point L550(lines 550 582) no Hoare annotation was computed. [2020-11-28 03:19:59,018 INFO L274 CegarLoopResult]: For program point L418(lines 418 582) no Hoare annotation was computed. [2020-11-28 03:19:59,018 INFO L274 CegarLoopResult]: For program point L385(lines 385 582) no Hoare annotation was computed. [2020-11-28 03:19:59,018 INFO L274 CegarLoopResult]: For program point L220(lines 220 582) no Hoare annotation was computed. [2020-11-28 03:19:59,019 INFO L274 CegarLoopResult]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,019 INFO L274 CegarLoopResult]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,019 INFO L274 CegarLoopResult]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,019 INFO L274 CegarLoopResult]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,019 INFO L274 CegarLoopResult]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,019 INFO L274 CegarLoopResult]: For program point L452(lines 452 582) no Hoare annotation was computed. [2020-11-28 03:19:59,019 INFO L274 CegarLoopResult]: For program point L287(lines 287 582) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L254(lines 254 582) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L519(lines 519 582) no Hoare annotation was computed. [2020-11-28 03:19:59,020 INFO L274 CegarLoopResult]: For program point L486(lines 486 582) no Hoare annotation was computed. [2020-11-28 03:19:59,021 INFO L277 CegarLoopResult]: At program point L586(lines 586 602) the Hoare annotation is: true [2020-11-28 03:19:59,021 INFO L274 CegarLoopResult]: For program point L388(lines 388 582) no Hoare annotation was computed. [2020-11-28 03:19:59,021 INFO L274 CegarLoopResult]: For program point L355(lines 355 582) no Hoare annotation was computed. [2020-11-28 03:19:59,021 INFO L274 CegarLoopResult]: For program point L322(lines 322 582) no Hoare annotation was computed. [2020-11-28 03:19:59,021 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:19:59,021 INFO L274 CegarLoopResult]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,021 INFO L274 CegarLoopResult]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,021 INFO L274 CegarLoopResult]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-28 03:19:59,022 INFO L274 CegarLoopResult]: For program point L555(lines 555 582) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point L225(lines 225 582) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point L424(lines 424 582) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point L259(lines 259 582) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,023 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L524(lines 524 582) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L491(lines 491 582) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L458(lines 458 582) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L293(lines 293 582) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-28 03:19:59,024 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-28 03:19:59,025 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-28 03:19:59,025 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-28 03:19:59,025 INFO L274 CegarLoopResult]: For program point L558(lines 558 582) no Hoare annotation was computed. [2020-11-28 03:19:59,025 INFO L274 CegarLoopResult]: For program point L393(lines 393 582) no Hoare annotation was computed. [2020-11-28 03:19:59,025 INFO L274 CegarLoopResult]: For program point L327(lines 327 582) no Hoare annotation was computed. [2020-11-28 03:19:59,026 INFO L270 CegarLoopResult]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0)) (.cse2 (<= ~a19~0 9))) (or (and .cse0 (= ~a10~0 2) .cse1 .cse2) (and (= ~a10~0 3) .cse0 .cse1 .cse2) (and (<= (+ ~a1~0 333899) 0) .cse0 .cse1 (= ~a19~0 6) (= ~a10~0 4)) (and .cse0 (= ~a10~0 0) .cse1) (and (= ~a10~0 1) .cse0 .cse1) (and (<= 8 ~a19~0) .cse0 .cse1 .cse2))) [2020-11-28 03:19:59,026 INFO L274 CegarLoopResult]: For program point L361(lines 361 582) no Hoare annotation was computed. [2020-11-28 03:19:59,026 INFO L274 CegarLoopResult]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,026 INFO L274 CegarLoopResult]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,026 INFO L274 CegarLoopResult]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L527(lines 527 582) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L296(lines 296 582) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L230(lines 230 582) no Hoare annotation was computed. [2020-11-28 03:19:59,027 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-28 03:19:59,028 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-28 03:19:59,028 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-28 03:19:59,028 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-28 03:19:59,028 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-28 03:19:59,028 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-11-28 03:19:59,028 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:19:59,028 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L429(lines 429 582) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L330(lines 330 582) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L264(lines 264 582) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L364(lines 364 582) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,029 INFO L274 CegarLoopResult]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L497(lines 497 582) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L464(lines 464 582) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L398(lines 398 582) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-28 03:19:59,030 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-28 03:19:59,031 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-28 03:19:59,031 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-28 03:19:59,031 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-28 03:19:59,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:19:59 BoogieIcfgContainer [2020-11-28 03:19:59,066 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:19:59,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:19:59,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:19:59,067 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:19:59,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:19:44" (3/4) ... [2020-11-28 03:19:59,070 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:19:59,098 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-28 03:19:59,100 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 03:19:59,101 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:19:59,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:19:59,272 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_acc1b7eb-76c7-4170-808b-255b40543a94/bin/uautomizer/witness.graphml [2020-11-28 03:19:59,272 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:19:59,273 INFO L168 Benchmark]: Toolchain (without parser) took 17465.82 ms. Allocated memory was 96.5 MB in the beginning and 413.1 MB in the end (delta: 316.7 MB). Free memory was 65.4 MB in the beginning and 284.9 MB in the end (delta: -219.5 MB). Peak memory consumption was 95.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:59,273 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory is still 55.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:19:59,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.35 ms. Allocated memory is still 96.5 MB. Free memory was 65.2 MB in the beginning and 55.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:59,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.96 ms. Allocated memory is still 96.5 MB. Free memory was 55.8 MB in the beginning and 47.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:59,274 INFO L168 Benchmark]: Boogie Preprocessor took 141.77 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 47.9 MB in the beginning and 87.9 MB in the end (delta: -40.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:59,275 INFO L168 Benchmark]: RCFGBuilder took 1949.64 ms. Allocated memory is still 117.4 MB. Free memory was 87.9 MB in the beginning and 53.6 MB in the end (delta: 34.2 MB). Peak memory consumption was 40.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:59,276 INFO L168 Benchmark]: TraceAbstraction took 14232.74 ms. Allocated memory was 117.4 MB in the beginning and 413.1 MB in the end (delta: 295.7 MB). Free memory was 53.6 MB in the beginning and 299.6 MB in the end (delta: -246.0 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:59,276 INFO L168 Benchmark]: Witness Printer took 205.88 ms. Allocated memory is still 413.1 MB. Free memory was 299.6 MB in the beginning and 284.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:19:59,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 96.5 MB. Free memory is still 55.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 796.35 ms. Allocated memory is still 96.5 MB. Free memory was 65.2 MB in the beginning and 55.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.96 ms. Allocated memory is still 96.5 MB. Free memory was 55.8 MB in the beginning and 47.9 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 141.77 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 47.9 MB in the beginning and 87.9 MB in the end (delta: -40.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1949.64 ms. Allocated memory is still 117.4 MB. Free memory was 87.9 MB in the beginning and 53.6 MB in the end (delta: 34.2 MB). Peak memory consumption was 40.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14232.74 ms. Allocated memory was 117.4 MB in the beginning and 413.1 MB in the end (delta: 295.7 MB). Free memory was 53.6 MB in the beginning and 299.6 MB in the end (delta: -246.0 MB). Peak memory consumption was 49.3 MB. Max. memory is 16.1 GB. * Witness Printer took 205.88 ms. Allocated memory is still 413.1 MB. Free memory was 299.6 MB in the beginning and 284.9 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: (((((((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9) || (((a10 == 3 && 14 == a4) && a12 == 0) && a19 <= 9)) || ((((a1 + 333899 <= 0 && 14 == a4) && a12 == 0) && a19 == 6) && a10 == 4)) || ((14 == a4 && a10 == 0) && a12 == 0)) || ((a10 == 1 && 14 == a4) && a12 == 0)) || (((8 <= a19 && 14 == a4) && a12 == 0) && a19 <= 9) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9) || (((a10 == 3 && 14 == a4) && a12 == 0) && a19 <= 9)) || ((((a1 + 333899 <= 0 && 14 == a4) && a12 == 0) && a19 == 6) && a10 == 4)) || ((14 == a4 && a10 == 0) && a12 == 0)) || ((a10 == 1 && 14 == a4) && a12 == 0)) || (((8 <= a19 && 14 == a4) && a12 == 0) && a19 <= 9) - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.6s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1054 SDtfs, 1182 SDslu, 54 SDs, 0 SdLazy, 4177 SolverSat, 585 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 877 GetRequests, 849 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2089occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1251 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 37 NumberOfFragments, 157 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1144 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 242 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2896 NumberOfCodeBlocks, 2896 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2882 ConstructedInterpolants, 0 QuantifiedInterpolants, 3576298 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1225 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 1926/2051 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...