./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label59.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_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label59.c -s /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/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 cd49ee55b8bfea9603e56979fc9b465dad3bc7ef ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:10:24,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:24,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:24,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:24,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:24,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:24,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:24,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:24,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:24,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:24,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:24,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:24,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:24,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:24,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:24,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:24,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:24,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:24,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:24,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:24,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:24,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:24,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:24,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:24,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:24,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:24,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:24,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:24,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:24,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:24,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:24,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:24,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:24,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:24,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:24,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:24,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:24,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:24,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:24,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:24,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:24,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:10:24,388 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:24,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:24,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:24,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:24,391 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:10:24,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:24,391 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:10:24,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:10:24,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:10:24,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:24,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:10:24,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:24,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:10:24,393 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:10:24,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:10:24,394 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:24,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:10:24,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:24,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:10:24,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:24,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:10:24,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:24,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:24,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:24,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:10:24,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:10:24,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:10:24,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:10:24,396 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:10:24,397 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_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd49ee55b8bfea9603e56979fc9b465dad3bc7ef [2020-11-30 01:10:24,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:24,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:24,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:24,697 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:24,699 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:24,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label59.c [2020-11-30 01:10:24,790 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/data/8bfb34858/1235d5aa198a40a694da4daf03646377/FLAG052aaff8b [2020-11-30 01:10:25,622 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:25,623 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/sv-benchmarks/c/eca-rers2012/Problem16_label59.c [2020-11-30 01:10:25,647 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/data/8bfb34858/1235d5aa198a40a694da4daf03646377/FLAG052aaff8b [2020-11-30 01:10:25,765 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/data/8bfb34858/1235d5aa198a40a694da4daf03646377 [2020-11-30 01:10:25,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:25,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:10:25,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:25,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:25,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:25,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:25" (1/1) ... [2020-11-30 01:10:25,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53539348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:25, skipping insertion in model container [2020-11-30 01:10:25,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:25" (1/1) ... [2020-11-30 01:10:25,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:25,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:26,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:26,767 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:10:27,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:10:27,039 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:10:27,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27 WrapperNode [2020-11-30 01:10:27,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:27,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:27,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:10:27,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:10:27,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:10:27,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:10:27,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:10:27,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:10:27,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:10:27,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:10:27,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:10:27,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:10:27,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:10:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:10:27,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:10:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:10:30,090 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:10:30,091 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-30 01:10:30,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:30 BoogieIcfgContainer [2020-11-30 01:10:30,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:10:30,095 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:10:30,095 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:10:30,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:10:30,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:10:25" (1/3) ... [2020-11-30 01:10:30,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@122aa5eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:10:30, skipping insertion in model container [2020-11-30 01:10:30,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27" (2/3) ... [2020-11-30 01:10:30,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@122aa5eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:10:30, skipping insertion in model container [2020-11-30 01:10:30,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:30" (3/3) ... [2020-11-30 01:10:30,106 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label59.c [2020-11-30 01:10:30,118 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:10:30,124 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:10:30,138 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:10:30,186 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:10:30,186 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:10:30,186 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:10:30,186 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:10:30,186 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:10:30,186 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:10:30,187 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:10:30,187 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:10:30,213 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-11-30 01:10:30,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-30 01:10:30,230 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:30,231 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:30,232 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:30,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:30,239 INFO L82 PathProgramCache]: Analyzing trace with hash 626000386, now seen corresponding path program 1 times [2020-11-30 01:10:30,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:30,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978250155] [2020-11-30 01:10:30,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:30,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:30,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978250155] [2020-11-30 01:10:30,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:30,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:30,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075083305] [2020-11-30 01:10:30,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:30,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:30,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:30,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:30,620 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-11-30 01:10:33,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:33,053 INFO L93 Difference]: Finished difference Result 1138 states and 2119 transitions. [2020-11-30 01:10:33,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:33,055 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2020-11-30 01:10:33,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:33,076 INFO L225 Difference]: With dead ends: 1138 [2020-11-30 01:10:33,076 INFO L226 Difference]: Without dead ends: 662 [2020-11-30 01:10:33,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:33,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-11-30 01:10:33,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-11-30 01:10:33,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-11-30 01:10:33,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2020-11-30 01:10:33,198 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 44 [2020-11-30 01:10:33,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:33,199 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2020-11-30 01:10:33,199 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:33,199 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2020-11-30 01:10:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-11-30 01:10:33,207 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:33,208 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:33,209 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:10:33,209 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:33,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:33,211 INFO L82 PathProgramCache]: Analyzing trace with hash -309669398, now seen corresponding path program 1 times [2020-11-30 01:10:33,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:33,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810641761] [2020-11-30 01:10:33,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:33,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:33,452 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:33,453 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810641761] [2020-11-30 01:10:33,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:33,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:33,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024517508] [2020-11-30 01:10:33,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:33,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:33,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:33,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:33,459 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 3 states. [2020-11-30 01:10:35,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:35,525 INFO L93 Difference]: Finished difference Result 1980 states and 3493 transitions. [2020-11-30 01:10:35,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:35,525 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2020-11-30 01:10:35,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:35,534 INFO L225 Difference]: With dead ends: 1980 [2020-11-30 01:10:35,534 INFO L226 Difference]: Without dead ends: 1320 [2020-11-30 01:10:35,537 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:35,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-11-30 01:10:35,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-11-30 01:10:35,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-11-30 01:10:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2197 transitions. [2020-11-30 01:10:35,599 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2197 transitions. Word has length 109 [2020-11-30 01:10:35,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:35,599 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 2197 transitions. [2020-11-30 01:10:35,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2197 transitions. [2020-11-30 01:10:35,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-11-30 01:10:35,602 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:35,602 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:35,602 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:10:35,603 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:35,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:35,603 INFO L82 PathProgramCache]: Analyzing trace with hash 366846428, now seen corresponding path program 1 times [2020-11-30 01:10:35,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:35,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927175582] [2020-11-30 01:10:35,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:35,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927175582] [2020-11-30 01:10:35,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:35,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:35,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231484069] [2020-11-30 01:10:35,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:10:35,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:35,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:10:35,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:10:35,873 INFO L87 Difference]: Start difference. First operand 1320 states and 2197 transitions. Second operand 4 states. [2020-11-30 01:10:38,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:38,990 INFO L93 Difference]: Finished difference Result 3625 states and 5926 transitions. [2020-11-30 01:10:38,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:10:38,991 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2020-11-30 01:10:38,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:39,006 INFO L225 Difference]: With dead ends: 3625 [2020-11-30 01:10:39,006 INFO L226 Difference]: Without dead ends: 2307 [2020-11-30 01:10:39,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:10:39,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-11-30 01:10:39,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-11-30 01:10:39,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-11-30 01:10:39,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3467 transitions. [2020-11-30 01:10:39,071 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3467 transitions. Word has length 112 [2020-11-30 01:10:39,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:39,072 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3467 transitions. [2020-11-30 01:10:39,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:10:39,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3467 transitions. [2020-11-30 01:10:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-11-30 01:10:39,080 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:39,081 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:39,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:10:39,082 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:39,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:39,082 INFO L82 PathProgramCache]: Analyzing trace with hash 897904883, now seen corresponding path program 1 times [2020-11-30 01:10:39,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:39,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299821106] [2020-11-30 01:10:39,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:10:39,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299821106] [2020-11-30 01:10:39,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:39,263 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:39,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956852602] [2020-11-30 01:10:39,265 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:39,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:39,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:39,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:39,267 INFO L87 Difference]: Start difference. First operand 2307 states and 3467 transitions. Second operand 3 states. [2020-11-30 01:10:40,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:40,777 INFO L93 Difference]: Finished difference Result 4941 states and 7580 transitions. [2020-11-30 01:10:40,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:40,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-11-30 01:10:40,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:40,796 INFO L225 Difference]: With dead ends: 4941 [2020-11-30 01:10:40,796 INFO L226 Difference]: Without dead ends: 2965 [2020-11-30 01:10:40,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:40,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2020-11-30 01:10:40,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2965. [2020-11-30 01:10:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-11-30 01:10:40,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 4245 transitions. [2020-11-30 01:10:40,871 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 4245 transitions. Word has length 131 [2020-11-30 01:10:40,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:40,872 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 4245 transitions. [2020-11-30 01:10:40,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:40,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4245 transitions. [2020-11-30 01:10:40,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-30 01:10:40,876 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:40,877 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:40,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:10:40,877 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:40,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:40,878 INFO L82 PathProgramCache]: Analyzing trace with hash -782135105, now seen corresponding path program 1 times [2020-11-30 01:10:40,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:40,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153050455] [2020-11-30 01:10:40,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-11-30 01:10:41,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153050455] [2020-11-30 01:10:41,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:41,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:41,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410612359] [2020-11-30 01:10:41,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:41,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:41,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:41,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:41,037 INFO L87 Difference]: Start difference. First operand 2965 states and 4245 transitions. Second operand 3 states. [2020-11-30 01:10:42,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:42,932 INFO L93 Difference]: Finished difference Result 8231 states and 12060 transitions. [2020-11-30 01:10:42,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:42,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2020-11-30 01:10:42,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:42,980 INFO L225 Difference]: With dead ends: 8231 [2020-11-30 01:10:42,981 INFO L226 Difference]: Without dead ends: 5597 [2020-11-30 01:10:42,985 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:42,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2020-11-30 01:10:43,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2020-11-30 01:10:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5597 states. [2020-11-30 01:10:43,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 7264 transitions. [2020-11-30 01:10:43,111 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 7264 transitions. Word has length 232 [2020-11-30 01:10:43,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:43,114 INFO L481 AbstractCegarLoop]: Abstraction has 5597 states and 7264 transitions. [2020-11-30 01:10:43,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:43,114 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 7264 transitions. [2020-11-30 01:10:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2020-11-30 01:10:43,120 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:43,120 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:43,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:10:43,121 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:43,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:43,122 INFO L82 PathProgramCache]: Analyzing trace with hash 731215004, now seen corresponding path program 1 times [2020-11-30 01:10:43,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:43,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930925575] [2020-11-30 01:10:43,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:43,355 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2020-11-30 01:10:43,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930925575] [2020-11-30 01:10:43,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:43,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:43,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784962703] [2020-11-30 01:10:43,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:43,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:43,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:43,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:43,360 INFO L87 Difference]: Start difference. First operand 5597 states and 7264 transitions. Second operand 3 states. [2020-11-30 01:10:45,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:45,223 INFO L93 Difference]: Finished difference Result 14153 states and 18444 transitions. [2020-11-30 01:10:45,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:45,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 311 [2020-11-30 01:10:45,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:45,259 INFO L225 Difference]: With dead ends: 14153 [2020-11-30 01:10:45,259 INFO L226 Difference]: Without dead ends: 7571 [2020-11-30 01:10:45,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:45,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-11-30 01:10:45,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 6584. [2020-11-30 01:10:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6584 states. [2020-11-30 01:10:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6584 states to 6584 states and 7076 transitions. [2020-11-30 01:10:45,451 INFO L78 Accepts]: Start accepts. Automaton has 6584 states and 7076 transitions. Word has length 311 [2020-11-30 01:10:45,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:45,455 INFO L481 AbstractCegarLoop]: Abstraction has 6584 states and 7076 transitions. [2020-11-30 01:10:45,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:45,455 INFO L276 IsEmpty]: Start isEmpty. Operand 6584 states and 7076 transitions. [2020-11-30 01:10:45,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2020-11-30 01:10:45,463 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:45,463 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:45,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:10:45,464 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:45,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:45,464 INFO L82 PathProgramCache]: Analyzing trace with hash 913511381, now seen corresponding path program 1 times [2020-11-30 01:10:45,465 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:45,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102479169] [2020-11-30 01:10:45,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:45,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:45,883 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-11-30 01:10:45,884 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102479169] [2020-11-30 01:10:45,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:45,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:10:45,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148012802] [2020-11-30 01:10:45,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:45,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:45,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:45,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:45,886 INFO L87 Difference]: Start difference. First operand 6584 states and 7076 transitions. Second operand 3 states. [2020-11-30 01:10:47,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:47,331 INFO L93 Difference]: Finished difference Result 15798 states and 17048 transitions. [2020-11-30 01:10:47,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:47,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 375 [2020-11-30 01:10:47,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:47,375 INFO L225 Difference]: With dead ends: 15798 [2020-11-30 01:10:47,376 INFO L226 Difference]: Without dead ends: 9545 [2020-11-30 01:10:47,382 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:47,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2020-11-30 01:10:47,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 9545. [2020-11-30 01:10:47,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9545 states. [2020-11-30 01:10:47,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9545 states to 9545 states and 10254 transitions. [2020-11-30 01:10:47,549 INFO L78 Accepts]: Start accepts. Automaton has 9545 states and 10254 transitions. Word has length 375 [2020-11-30 01:10:47,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:47,550 INFO L481 AbstractCegarLoop]: Abstraction has 9545 states and 10254 transitions. [2020-11-30 01:10:47,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand 9545 states and 10254 transitions. [2020-11-30 01:10:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2020-11-30 01:10:47,558 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:47,559 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:47,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:10:47,559 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:47,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:47,560 INFO L82 PathProgramCache]: Analyzing trace with hash -972172607, now seen corresponding path program 1 times [2020-11-30 01:10:47,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:47,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660324792] [2020-11-30 01:10:47,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2020-11-30 01:10:47,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660324792] [2020-11-30 01:10:47,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:47,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:47,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013959782] [2020-11-30 01:10:47,908 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:47,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:47,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:47,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:47,909 INFO L87 Difference]: Start difference. First operand 9545 states and 10254 transitions. Second operand 3 states. [2020-11-30 01:10:49,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:49,404 INFO L93 Difference]: Finished difference Result 21391 states and 23055 transitions. [2020-11-30 01:10:49,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:49,405 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 383 [2020-11-30 01:10:49,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:49,435 INFO L225 Difference]: With dead ends: 21391 [2020-11-30 01:10:49,435 INFO L226 Difference]: Without dead ends: 12506 [2020-11-30 01:10:49,448 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:49,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-11-30 01:10:49,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 12506. [2020-11-30 01:10:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2020-11-30 01:10:49,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 13349 transitions. [2020-11-30 01:10:49,648 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 13349 transitions. Word has length 383 [2020-11-30 01:10:49,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:49,649 INFO L481 AbstractCegarLoop]: Abstraction has 12506 states and 13349 transitions. [2020-11-30 01:10:49,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:49,649 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 13349 transitions. [2020-11-30 01:10:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2020-11-30 01:10:49,720 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:49,721 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:49,721 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 01:10:49,721 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:49,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:49,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1426409253, now seen corresponding path program 1 times [2020-11-30 01:10:49,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:49,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692084062] [2020-11-30 01:10:49,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2020-11-30 01:10:50,195 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692084062] [2020-11-30 01:10:50,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:50,196 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:50,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632025558] [2020-11-30 01:10:50,199 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:50,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:50,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:50,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:50,200 INFO L87 Difference]: Start difference. First operand 12506 states and 13349 transitions. Second operand 3 states. [2020-11-30 01:10:51,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:51,474 INFO L93 Difference]: Finished difference Result 24352 states and 26026 transitions. [2020-11-30 01:10:51,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:51,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 493 [2020-11-30 01:10:51,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:51,504 INFO L225 Difference]: With dead ends: 24352 [2020-11-30 01:10:51,505 INFO L226 Difference]: Without dead ends: 12506 [2020-11-30 01:10:51,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:51,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2020-11-30 01:10:51,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 11848. [2020-11-30 01:10:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2020-11-30 01:10:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12627 transitions. [2020-11-30 01:10:51,712 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12627 transitions. Word has length 493 [2020-11-30 01:10:51,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:51,714 INFO L481 AbstractCegarLoop]: Abstraction has 11848 states and 12627 transitions. [2020-11-30 01:10:51,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12627 transitions. [2020-11-30 01:10:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 622 [2020-11-30 01:10:51,724 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:51,725 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:51,725 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:10:51,726 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:51,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:51,726 INFO L82 PathProgramCache]: Analyzing trace with hash 56792383, now seen corresponding path program 1 times [2020-11-30 01:10:51,727 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:51,727 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001133641] [2020-11-30 01:10:51,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:52,553 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 663 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2020-11-30 01:10:52,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001133641] [2020-11-30 01:10:52,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:52,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:52,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490737858] [2020-11-30 01:10:52,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:52,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:52,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:52,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:52,558 INFO L87 Difference]: Start difference. First operand 11848 states and 12627 transitions. Second operand 3 states. [2020-11-30 01:10:53,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:53,728 INFO L93 Difference]: Finished difference Result 25997 states and 27667 transitions. [2020-11-30 01:10:53,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:53,729 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 621 [2020-11-30 01:10:53,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:53,758 INFO L225 Difference]: With dead ends: 25997 [2020-11-30 01:10:53,758 INFO L226 Difference]: Without dead ends: 14809 [2020-11-30 01:10:53,769 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:53,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2020-11-30 01:10:54,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14480. [2020-11-30 01:10:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14480 states. [2020-11-30 01:10:54,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 15302 transitions. [2020-11-30 01:10:54,024 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 15302 transitions. Word has length 621 [2020-11-30 01:10:54,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:54,025 INFO L481 AbstractCegarLoop]: Abstraction has 14480 states and 15302 transitions. [2020-11-30 01:10:54,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:54,025 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 15302 transitions. [2020-11-30 01:10:54,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2020-11-30 01:10:54,037 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:54,038 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:54,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:10:54,038 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:54,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:54,039 INFO L82 PathProgramCache]: Analyzing trace with hash 1209025185, now seen corresponding path program 1 times [2020-11-30 01:10:54,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:54,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051295846] [2020-11-30 01:10:54,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:54,674 INFO L134 CoverageAnalysis]: Checked inductivity of 921 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2020-11-30 01:10:54,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051295846] [2020-11-30 01:10:54,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:54,675 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:54,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558034521] [2020-11-30 01:10:54,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:54,676 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:54,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:54,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:54,678 INFO L87 Difference]: Start difference. First operand 14480 states and 15302 transitions. Second operand 3 states. [2020-11-30 01:10:56,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:56,283 INFO L93 Difference]: Finished difference Result 28629 states and 30271 transitions. [2020-11-30 01:10:56,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:56,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 684 [2020-11-30 01:10:56,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:56,316 INFO L225 Difference]: With dead ends: 28629 [2020-11-30 01:10:56,316 INFO L226 Difference]: Without dead ends: 14480 [2020-11-30 01:10:56,332 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:56,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2020-11-30 01:10:56,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13822. [2020-11-30 01:10:56,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13822 states. [2020-11-30 01:10:56,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14314 transitions. [2020-11-30 01:10:56,582 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14314 transitions. Word has length 684 [2020-11-30 01:10:56,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:56,583 INFO L481 AbstractCegarLoop]: Abstraction has 13822 states and 14314 transitions. [2020-11-30 01:10:56,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:56,584 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14314 transitions. [2020-11-30 01:10:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2020-11-30 01:10:56,607 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:56,608 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:56,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 01:10:56,608 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:56,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:56,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1986563880, now seen corresponding path program 1 times [2020-11-30 01:10:56,610 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:56,610 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538271847] [2020-11-30 01:10:56,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:10:57,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 1374 proven. 0 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2020-11-30 01:10:57,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538271847] [2020-11-30 01:10:57,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:10:57,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:10:57,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722504127] [2020-11-30 01:10:57,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:10:57,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:10:57,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:10:57,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:57,913 INFO L87 Difference]: Start difference. First operand 13822 states and 14314 transitions. Second operand 3 states. [2020-11-30 01:10:59,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:10:59,296 INFO L93 Difference]: Finished difference Result 29945 states and 31049 transitions. [2020-11-30 01:10:59,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:10:59,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 982 [2020-11-30 01:10:59,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:10:59,339 INFO L225 Difference]: With dead ends: 29945 [2020-11-30 01:10:59,339 INFO L226 Difference]: Without dead ends: 16454 [2020-11-30 01:10:59,350 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:10:59,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2020-11-30 01:10:59,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 16125. [2020-11-30 01:10:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16125 states. [2020-11-30 01:10:59,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16125 states to 16125 states and 16676 transitions. [2020-11-30 01:10:59,595 INFO L78 Accepts]: Start accepts. Automaton has 16125 states and 16676 transitions. Word has length 982 [2020-11-30 01:10:59,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:10:59,596 INFO L481 AbstractCegarLoop]: Abstraction has 16125 states and 16676 transitions. [2020-11-30 01:10:59,597 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:10:59,597 INFO L276 IsEmpty]: Start isEmpty. Operand 16125 states and 16676 transitions. [2020-11-30 01:10:59,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1008 [2020-11-30 01:10:59,621 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:10:59,623 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:10:59,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-30 01:10:59,624 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:10:59,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:10:59,625 INFO L82 PathProgramCache]: Analyzing trace with hash 525012410, now seen corresponding path program 1 times [2020-11-30 01:10:59,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:10:59,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303503502] [2020-11-30 01:10:59,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:10:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:02,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 796 proven. 754 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2020-11-30 01:11:02,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303503502] [2020-11-30 01:11:02,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421972870] [2020-11-30 01:11:02,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:11:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:02,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 1213 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:11:02,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:11:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2062 backedges. 1079 proven. 0 refuted. 0 times theorem prover too weak. 983 trivial. 0 not checked. [2020-11-30 01:11:03,454 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:11:03,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-11-30 01:11:03,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986213786] [2020-11-30 01:11:03,457 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:03,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:03,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:03,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:11:03,459 INFO L87 Difference]: Start difference. First operand 16125 states and 16676 transitions. Second operand 3 states. [2020-11-30 01:11:05,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:05,291 INFO L93 Difference]: Finished difference Result 31919 states and 33019 transitions. [2020-11-30 01:11:05,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:05,292 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1007 [2020-11-30 01:11:05,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:05,319 INFO L225 Difference]: With dead ends: 31919 [2020-11-30 01:11:05,319 INFO L226 Difference]: Without dead ends: 16125 [2020-11-30 01:11:05,329 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1011 GetRequests, 1007 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:11:05,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16125 states. [2020-11-30 01:11:05,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16125 to 15467. [2020-11-30 01:11:05,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15467 states. [2020-11-30 01:11:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15467 states to 15467 states and 15913 transitions. [2020-11-30 01:11:05,637 INFO L78 Accepts]: Start accepts. Automaton has 15467 states and 15913 transitions. Word has length 1007 [2020-11-30 01:11:05,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:05,639 INFO L481 AbstractCegarLoop]: Abstraction has 15467 states and 15913 transitions. [2020-11-30 01:11:05,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:05,639 INFO L276 IsEmpty]: Start isEmpty. Operand 15467 states and 15913 transitions. [2020-11-30 01:11:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1430 [2020-11-30 01:11:05,676 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:05,678 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:05,894 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-30 01:11:05,895 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:05,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:05,895 INFO L82 PathProgramCache]: Analyzing trace with hash 749871224, now seen corresponding path program 1 times [2020-11-30 01:11:05,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:05,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809308322] [2020-11-30 01:11:05,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:08,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3522 backedges. 2519 proven. 0 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2020-11-30 01:11:08,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809308322] [2020-11-30 01:11:08,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:08,839 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:11:08,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777931644] [2020-11-30 01:11:08,840 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:11:08,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:08,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:11:08,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:11:08,841 INFO L87 Difference]: Start difference. First operand 15467 states and 15913 transitions. Second operand 4 states. [2020-11-30 01:11:10,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:10,622 INFO L93 Difference]: Finished difference Result 30631 states and 31521 transitions. [2020-11-30 01:11:10,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:11:10,624 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1429 [2020-11-30 01:11:10,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:10,649 INFO L225 Difference]: With dead ends: 30631 [2020-11-30 01:11:10,649 INFO L226 Difference]: Without dead ends: 15495 [2020-11-30 01:11:10,659 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:11:10,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15495 states. [2020-11-30 01:11:10,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15495 to 15467. [2020-11-30 01:11:10,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15467 states. [2020-11-30 01:11:10,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15467 states to 15467 states and 15909 transitions. [2020-11-30 01:11:10,865 INFO L78 Accepts]: Start accepts. Automaton has 15467 states and 15909 transitions. Word has length 1429 [2020-11-30 01:11:10,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:10,867 INFO L481 AbstractCegarLoop]: Abstraction has 15467 states and 15909 transitions. [2020-11-30 01:11:10,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:11:10,867 INFO L276 IsEmpty]: Start isEmpty. Operand 15467 states and 15909 transitions. [2020-11-30 01:11:10,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1608 [2020-11-30 01:11:10,909 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:10,911 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:10,912 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-30 01:11:10,912 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:10,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:10,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1765012701, now seen corresponding path program 1 times [2020-11-30 01:11:10,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:10,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982805669] [2020-11-30 01:11:10,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:13,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4981 backedges. 3806 proven. 2 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2020-11-30 01:11:13,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982805669] [2020-11-30 01:11:13,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776868855] [2020-11-30 01:11:13,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:11:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:14,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 1881 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:11:14,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:11:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 4981 backedges. 1254 proven. 0 refuted. 0 times theorem prover too weak. 3727 trivial. 0 not checked. [2020-11-30 01:11:15,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:11:15,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-11-30 01:11:15,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151149132] [2020-11-30 01:11:15,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:15,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:15,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:15,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:11:15,941 INFO L87 Difference]: Start difference. First operand 15467 states and 15909 transitions. Second operand 3 states. [2020-11-30 01:11:17,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:17,022 INFO L93 Difference]: Finished difference Result 30603 states and 31485 transitions. [2020-11-30 01:11:17,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:17,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1607 [2020-11-30 01:11:17,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:17,046 INFO L225 Difference]: With dead ends: 30603 [2020-11-30 01:11:17,046 INFO L226 Difference]: Without dead ends: 15467 [2020-11-30 01:11:17,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1611 GetRequests, 1607 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:11:17,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15467 states. [2020-11-30 01:11:17,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15467 to 15138. [2020-11-30 01:11:17,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15138 states. [2020-11-30 01:11:17,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15138 states to 15138 states and 15531 transitions. [2020-11-30 01:11:17,255 INFO L78 Accepts]: Start accepts. Automaton has 15138 states and 15531 transitions. Word has length 1607 [2020-11-30 01:11:17,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:17,257 INFO L481 AbstractCegarLoop]: Abstraction has 15138 states and 15531 transitions. [2020-11-30 01:11:17,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 15138 states and 15531 transitions. [2020-11-30 01:11:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1748 [2020-11-30 01:11:17,317 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:17,318 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:17,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-11-30 01:11:17,535 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:17,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:17,535 INFO L82 PathProgramCache]: Analyzing trace with hash -855025641, now seen corresponding path program 1 times [2020-11-30 01:11:17,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:17,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578559705] [2020-11-30 01:11:17,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:19,880 INFO L134 CoverageAnalysis]: Checked inductivity of 6453 backedges. 4095 proven. 0 refuted. 0 times theorem prover too weak. 2358 trivial. 0 not checked. [2020-11-30 01:11:19,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578559705] [2020-11-30 01:11:19,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:11:19,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:11:19,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071010134] [2020-11-30 01:11:19,882 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:19,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:19,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:19,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:19,887 INFO L87 Difference]: Start difference. First operand 15138 states and 15531 transitions. Second operand 3 states. [2020-11-30 01:11:21,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:21,130 INFO L93 Difference]: Finished difference Result 30603 states and 31403 transitions. [2020-11-30 01:11:21,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:21,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1747 [2020-11-30 01:11:21,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:21,155 INFO L225 Difference]: With dead ends: 30603 [2020-11-30 01:11:21,155 INFO L226 Difference]: Without dead ends: 15796 [2020-11-30 01:11:21,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:11:21,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2020-11-30 01:11:21,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15796. [2020-11-30 01:11:21,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15796 states. [2020-11-30 01:11:21,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16190 transitions. [2020-11-30 01:11:21,351 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16190 transitions. Word has length 1747 [2020-11-30 01:11:21,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:21,352 INFO L481 AbstractCegarLoop]: Abstraction has 15796 states and 16190 transitions. [2020-11-30 01:11:21,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:21,352 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16190 transitions. [2020-11-30 01:11:21,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1802 [2020-11-30 01:11:21,403 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:11:21,405 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:11:21,405 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-30 01:11:21,405 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:11:21,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:11:21,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1534417106, now seen corresponding path program 1 times [2020-11-30 01:11:21,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:11:21,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433221002] [2020-11-30 01:11:21,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:11:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 6463 backedges. 2386 proven. 2 refuted. 0 times theorem prover too weak. 4075 trivial. 0 not checked. [2020-11-30 01:11:24,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433221002] [2020-11-30 01:11:24,074 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067245844] [2020-11-30 01:11:24,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:11:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:11:24,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 2107 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:11:24,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:11:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6463 backedges. 2304 proven. 0 refuted. 0 times theorem prover too weak. 4159 trivial. 0 not checked. [2020-11-30 01:11:26,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:11:26,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-11-30 01:11:26,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580296717] [2020-11-30 01:11:26,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:11:26,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:11:26,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:11:26,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:11:26,154 INFO L87 Difference]: Start difference. First operand 15796 states and 16190 transitions. Second operand 3 states. [2020-11-30 01:11:27,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:11:27,335 INFO L93 Difference]: Finished difference Result 32904 states and 33710 transitions. [2020-11-30 01:11:27,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:11:27,336 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1801 [2020-11-30 01:11:27,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:11:27,339 INFO L225 Difference]: With dead ends: 32904 [2020-11-30 01:11:27,339 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:11:27,351 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1805 GetRequests, 1801 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-30 01:11:27,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:11:27,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:11:27,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:11:27,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:11:27,352 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1801 [2020-11-30 01:11:27,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:11:27,352 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:11:27,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:11:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:11:27,353 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:11:27,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-11-30 01:11:27,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:11:28,409 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2020-11-30 01:11:28,912 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 41 [2020-11-30 01:11:29,310 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 41 [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,313 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,314 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-30 01:11:29,315 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,316 INFO L274 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,317 INFO L274 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,318 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-30 01:11:29,319 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,319 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-30 01:11:29,319 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-30 01:11:29,319 INFO L270 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse7 (<= ~a16~0 9)) (.cse2 (= ~a12~0 9)) (.cse1 (<= ~a12~0 5)) (.cse5 (<= 7 ~a12~0)) (.cse0 (<= ~a16~0 11)) (.cse8 (<= 0 (+ ~a18~0 87))) (.cse3 (= ~a16~0 12)) (.cse6 (<= ~a12~0 8)) (.cse4 (<= ~a15~0 3))) (or (and (<= 4 ~a15~0) .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse3 .cse1 .cse4) (and .cse5 .cse3 .cse6 .cse4) (and .cse2 .cse7) (and .cse7 .cse6) (and (= ~a12~0 6) .cse0) (and .cse2 .cse0 .cse4) (and .cse8 .cse0 .cse1) (and .cse5 .cse6 .cse0 .cse4) (and (<= ~a16~0 8) .cse4) (and .cse8 .cse3 .cse6 .cse4))) [2020-11-30 01:11:29,319 INFO L274 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,319 INFO L274 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-30 01:11:29,320 INFO L274 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,321 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,322 INFO L274 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,323 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L270 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse5 (<= ~a16~0 9)) (.cse0 (= ~a12~0 9)) (.cse4 (<= ~a12~0 5)) (.cse7 (<= 7 ~a12~0)) (.cse3 (<= ~a16~0 11)) (.cse8 (<= 0 (+ ~a18~0 87))) (.cse1 (= ~a16~0 12)) (.cse6 (<= ~a12~0 8)) (.cse2 (<= ~a15~0 3))) (or (and .cse0 .cse1 .cse2) (and (<= 4 ~a15~0) .cse3 .cse4) (and .cse1 .cse4 .cse2) (and .cse0 .cse5) (and .cse5 .cse6) (and .cse7 .cse1 .cse6 .cse2) (and (= ~a12~0 6) .cse3) (and .cse0 .cse3 .cse2) (and .cse8 .cse3 .cse4) (and .cse7 .cse6 .cse3 .cse2) (and (<= ~a16~0 8) .cse2) (and .cse8 .cse1 .cse6 .cse2))) [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,324 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L274 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,325 INFO L277 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,326 INFO L274 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,329 INFO L274 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,329 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,329 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-30 01:11:29,329 INFO L274 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,330 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-30 01:11:29,330 INFO L274 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,330 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-30 01:11:29,330 INFO L274 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,330 INFO L274 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,330 INFO L274 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,331 INFO L274 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,331 INFO L274 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,331 INFO L274 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,331 INFO L274 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,331 INFO L274 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,331 INFO L274 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,331 INFO L274 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-30 01:11:29,332 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-30 01:11:29,333 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-30 01:11:29,333 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:11:29,333 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-30 01:11:29,333 INFO L270 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse7 (<= ~a16~0 9)) (.cse2 (= ~a12~0 9)) (.cse1 (<= ~a12~0 5)) (.cse5 (<= 7 ~a12~0)) (.cse0 (<= ~a16~0 11)) (.cse8 (<= 0 (+ ~a18~0 87))) (.cse3 (= ~a16~0 12)) (.cse6 (<= ~a12~0 8)) (.cse4 (<= ~a15~0 3))) (or (and (<= 4 ~a15~0) .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse3 .cse1 .cse4) (and .cse5 .cse3 .cse6 .cse4) (and .cse2 .cse7) (and .cse7 .cse6) (and (= ~a12~0 6) .cse0) (and .cse2 .cse0 .cse4) (and .cse8 .cse0 .cse1) (and .cse5 .cse6 .cse0 .cse4) (and (<= ~a16~0 8) .cse4) (and .cse8 .cse3 .cse6 .cse4))) [2020-11-30 01:11:29,333 INFO L274 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,334 INFO L274 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,334 INFO L274 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,334 INFO L274 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,334 INFO L274 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,334 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,334 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,334 INFO L274 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,335 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,335 INFO L274 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,335 INFO L274 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,335 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,335 INFO L274 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,335 INFO L274 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,335 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,336 INFO L274 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,337 INFO L274 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,337 INFO L274 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,337 INFO L274 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,337 INFO L274 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,337 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,337 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,337 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,338 INFO L274 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-11-30 01:11:29,338 INFO L274 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,338 INFO L274 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,338 INFO L274 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,338 INFO L274 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,338 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,338 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,339 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,340 INFO L274 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,341 INFO L274 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,341 INFO L274 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,341 INFO L274 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,341 INFO L274 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,341 INFO L274 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,341 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,341 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,342 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,342 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,342 INFO L274 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,342 INFO L274 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,342 INFO L274 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,342 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-30 01:11:29,342 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-30 01:11:29,343 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-30 01:11:29,343 INFO L274 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,343 INFO L274 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,343 INFO L274 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,343 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,343 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,343 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,344 INFO L274 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,345 INFO L274 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,345 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-30 01:11:29,345 INFO L274 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,345 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-30 01:11:29,345 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-30 01:11:29,345 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,345 INFO L274 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,346 INFO L274 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,346 INFO L274 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,346 INFO L274 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,346 INFO L274 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,346 INFO L274 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,346 INFO L274 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,346 INFO L274 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,347 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,347 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,347 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,347 INFO L274 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,347 INFO L274 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,347 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-30 01:11:29,347 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,348 INFO L274 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,349 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,349 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,349 INFO L274 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,349 INFO L274 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,349 INFO L274 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,349 INFO L274 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,349 INFO L274 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,350 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:11:29,350 INFO L274 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,350 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-30 01:11:29,350 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-30 01:11:29,350 INFO L274 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,350 INFO L274 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,350 INFO L274 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,351 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,352 INFO L274 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,353 INFO L274 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,353 INFO L274 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,353 INFO L274 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,353 INFO L274 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,353 INFO L274 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,353 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,353 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,354 INFO L274 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,355 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:11:29,356 INFO L274 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,356 INFO L274 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,356 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-30 01:11:29,356 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-30 01:11:29,356 INFO L274 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,356 INFO L274 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,356 INFO L274 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,357 INFO L274 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,358 INFO L274 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,358 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,358 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,358 INFO L274 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,358 INFO L274 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,358 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,358 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,359 INFO L274 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,360 INFO L274 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-11-30 01:11:29,361 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-30 01:11:29,361 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-30 01:11:29,361 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-30 01:11:29,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:11:29 BoogieIcfgContainer [2020-11-30 01:11:29,389 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:11:29,389 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:11:29,390 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:11:29,390 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:11:29,390 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:10:30" (3/4) ... [2020-11-30 01:11:29,394 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:11:29,436 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-30 01:11:29,440 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 01:11:29,444 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:11:29,447 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:11:29,716 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_497da2fb-44e1-4e21-bdc5-c3c1dd3b3034/bin/uautomizer/witness.graphml [2020-11-30 01:11:29,716 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:11:29,717 INFO L168 Benchmark]: Toolchain (without parser) took 63946.10 ms. Allocated memory was 88.1 MB in the beginning and 4.2 GB in the end (delta: 4.1 GB). Free memory was 51.1 MB in the beginning and 3.3 GB in the end (delta: -3.3 GB). Peak memory consumption was 819.8 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:29,717 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 88.1 MB. Free memory was 45.1 MB in the beginning and 45.0 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:11:29,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1268.16 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 50.7 MB in the beginning and 71.7 MB in the end (delta: -21.0 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:29,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.44 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 47.7 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:29,719 INFO L168 Benchmark]: Boogie Preprocessor took 218.22 ms. Allocated memory is still 111.1 MB. Free memory was 47.7 MB in the beginning and 60.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:29,719 INFO L168 Benchmark]: RCFGBuilder took 2646.38 ms. Allocated memory was 111.1 MB in the beginning and 167.8 MB in the end (delta: 56.6 MB). Free memory was 60.3 MB in the beginning and 64.9 MB in the end (delta: -4.6 MB). Peak memory consumption was 59.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:29,720 INFO L168 Benchmark]: TraceAbstraction took 59293.98 ms. Allocated memory was 167.8 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 63.9 MB in the beginning and 3.3 GB in the end (delta: -3.3 GB). Peak memory consumption was 712.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:29,720 INFO L168 Benchmark]: Witness Printer took 326.73 ms. Allocated memory is still 4.2 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 38.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:11:29,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 88.1 MB. Free memory was 45.1 MB in the beginning and 45.0 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1268.16 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 50.7 MB in the beginning and 71.7 MB in the end (delta: -21.0 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 183.44 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 47.7 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 218.22 ms. Allocated memory is still 111.1 MB. Free memory was 47.7 MB in the beginning and 60.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2646.38 ms. Allocated memory was 111.1 MB in the beginning and 167.8 MB in the end (delta: 56.6 MB). Free memory was 60.3 MB in the beginning and 64.9 MB in the end (delta: -4.6 MB). Peak memory consumption was 59.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 59293.98 ms. Allocated memory was 167.8 MB in the beginning and 4.2 GB in the end (delta: 4.0 GB). Free memory was 63.9 MB in the beginning and 3.3 GB in the end (delta: -3.3 GB). Peak memory consumption was 712.6 MB. Max. memory is 16.1 GB. * Witness Printer took 326.73 ms. Allocated memory is still 4.2 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 38.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: ((((((((((((a12 == 9 && a16 == 12) && a15 <= 3) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || ((a16 == 12 && a12 <= 5) && a15 <= 3)) || (a12 == 9 && a16 <= 9)) || (a16 <= 9 && a12 <= 8)) || (((7 <= a12 && a16 == 12) && a12 <= 8) && a15 <= 3)) || (a12 == 6 && a16 <= 11)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || ((0 <= a18 + 87 && a16 <= 11) && a12 <= 5)) || (((7 <= a12 && a12 <= 8) && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || (((0 <= a18 + 87 && a16 == 12) && a12 <= 8) && a15 <= 3) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((4 <= a15 && a16 <= 11) && a12 <= 5) || ((a12 == 9 && a16 == 12) && a15 <= 3)) || ((a16 == 12 && a12 <= 5) && a15 <= 3)) || (((7 <= a12 && a16 == 12) && a12 <= 8) && a15 <= 3)) || (a12 == 9 && a16 <= 9)) || (a16 <= 9 && a12 <= 8)) || (a12 == 6 && a16 <= 11)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || ((0 <= a18 + 87 && a16 <= 11) && a12 <= 5)) || (((7 <= a12 && a12 <= 8) && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || (((0 <= a18 + 87 && a16 == 12) && a12 <= 8) && a15 <= 3) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((((4 <= a15 && a16 <= 11) && a12 <= 5) || ((a12 == 9 && a16 == 12) && a15 <= 3)) || ((a16 == 12 && a12 <= 5) && a15 <= 3)) || (((7 <= a12 && a16 == 12) && a12 <= 8) && a15 <= 3)) || (a12 == 9 && a16 <= 9)) || (a16 <= 9 && a12 <= 8)) || (a12 == 6 && a16 <= 11)) || ((a12 == 9 && a16 <= 11) && a15 <= 3)) || ((0 <= a18 + 87 && a16 <= 11) && a12 <= 5)) || (((7 <= a12 && a12 <= 8) && a16 <= 11) && a15 <= 3)) || (a16 <= 8 && a15 <= 3)) || (((0 <= a18 + 87 && a16 == 12) && a12 <= 8) && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.3s, OverallIterations: 17, TraceHistogramMax: 11, AutomataDifference: 29.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4846 SDtfs, 4991 SDslu, 107 SDs, 0 SdLazy, 14873 SolverSat, 2625 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4468 GetRequests, 4438 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16125occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.7s AutomataMinimizationTime, 17 MinimizatonAttempts, 3976 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 177 NumberOfFragments, 367 HoareAnnotationTreeSize, 4 FomulaSimplifications, 4637 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 1387 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 16483 NumberOfCodeBlocks, 16483 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 16463 ConstructedInterpolants, 0 QuantifiedInterpolants, 41694270 SizeOfPredicates, 2 NumberOfNonLiveVariables, 5201 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 20 InterpolantComputations, 17 PerfectInterpolantSequences, 41358/42116 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...