./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_clnt_2_true-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_clnt_2_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1236ee922960b2737aa65707c3f9d27b28eaa4fc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:02:36,379 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:02:36,381 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:02:36,388 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:02:36,388 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:02:36,389 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:02:36,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:02:36,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:02:36,393 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:02:36,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:02:36,394 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:02:36,394 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:02:36,395 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:02:36,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:02:36,396 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:02:36,396 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:02:36,397 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:02:36,398 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:02:36,399 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:02:36,400 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:02:36,401 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:02:36,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:02:36,403 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:02:36,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:02:36,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:02:36,403 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:02:36,404 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:02:36,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:02:36,405 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:02:36,406 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:02:36,406 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:02:36,407 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:02:36,407 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:02:36,407 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:02:36,408 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:02:36,408 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:02:36,408 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:02:36,416 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:02:36,417 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:02:36,417 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:02:36,417 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:02:36,418 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:02:36,418 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:02:36,418 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:02:36,418 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:02:36,418 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:02:36,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:02:36,419 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:02:36,420 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:02:36,420 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:02:36,420 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:02:36,420 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:02:36,420 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:02:36,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:02:36,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:02:36,421 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:02:36,421 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:02:36,421 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:02:36,421 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:02:36,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:02:36,421 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/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(__VERIFIER_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 -> 1236ee922960b2737aa65707c3f9d27b28eaa4fc [2018-11-22 22:02:36,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:02:36,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:02:36,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:02:36,452 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:02:36,452 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:02:36,453 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/../../sv-benchmarks/c/ssh-simplified/s3_clnt_2_true-unreach-call_true-termination.cil.c [2018-11-22 22:02:36,488 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/data/0ab0101e4/8d06ed8d8b7c4aea863220d29de35d91/FLAGe25a5680d [2018-11-22 22:02:36,906 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:02:36,906 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/sv-benchmarks/c/ssh-simplified/s3_clnt_2_true-unreach-call_true-termination.cil.c [2018-11-22 22:02:36,914 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/data/0ab0101e4/8d06ed8d8b7c4aea863220d29de35d91/FLAGe25a5680d [2018-11-22 22:02:36,929 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/data/0ab0101e4/8d06ed8d8b7c4aea863220d29de35d91 [2018-11-22 22:02:36,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:02:36,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:02:36,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:02:36,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:02:36,936 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:02:36,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:02:36" (1/1) ... [2018-11-22 22:02:36,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@462bb081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:36, skipping insertion in model container [2018-11-22 22:02:36,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:02:36" (1/1) ... [2018-11-22 22:02:36,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:02:36,975 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:02:37,125 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:02:37,127 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:02:37,158 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:02:37,167 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:02:37,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37 WrapperNode [2018-11-22 22:02:37,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:02:37,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:02:37,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:02:37,168 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:02:37,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:02:37,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:02:37,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:02:37,222 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:02:37,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... [2018-11-22 22:02:37,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:02:37,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:02:37,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:02:37,251 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:02:37,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/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 [2018-11-22 22:02:37,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 22:02:37,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 22:02:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-11-22 22:02:37,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-11-22 22:02:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:02:37,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:02:37,293 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 22:02:37,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 22:02:37,385 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-22 22:02:37,385 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-22 22:02:37,755 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:02:37,755 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-22 22:02:37,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:02:37 BoogieIcfgContainer [2018-11-22 22:02:37,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:02:37,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:02:37,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:02:37,759 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:02:37,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:02:36" (1/3) ... [2018-11-22 22:02:37,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b1ff11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:02:37, skipping insertion in model container [2018-11-22 22:02:37,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:02:37" (2/3) ... [2018-11-22 22:02:37,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b1ff11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:02:37, skipping insertion in model container [2018-11-22 22:02:37,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:02:37" (3/3) ... [2018-11-22 22:02:37,761 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_clnt_2_true-unreach-call_true-termination.cil.c [2018-11-22 22:02:37,767 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:02:37,773 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 22:02:37,786 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 22:02:37,810 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:02:37,811 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:02:37,811 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:02:37,811 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:02:37,811 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:02:37,812 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:02:37,812 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:02:37,812 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:02:37,812 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:02:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2018-11-22 22:02:37,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-22 22:02:37,830 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:37,830 INFO L402 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] [2018-11-22 22:02:37,832 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:37,835 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:37,836 INFO L82 PathProgramCache]: Analyzing trace with hash 173387410, now seen corresponding path program 1 times [2018-11-22 22:02:37,837 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:37,837 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:37,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:37,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:37,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:37,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:02:37,976 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:37,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:37,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:37,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:37,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:37,989 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 3 states. [2018-11-22 22:02:38,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:38,060 INFO L93 Difference]: Finished difference Result 377 states and 634 transitions. [2018-11-22 22:02:38,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:38,061 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-11-22 22:02:38,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:38,069 INFO L225 Difference]: With dead ends: 377 [2018-11-22 22:02:38,069 INFO L226 Difference]: Without dead ends: 220 [2018-11-22 22:02:38,071 INFO L631 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 [2018-11-22 22:02:38,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-11-22 22:02:38,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2018-11-22 22:02:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-11-22 22:02:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 326 transitions. [2018-11-22 22:02:38,102 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 326 transitions. Word has length 29 [2018-11-22 22:02:38,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:38,102 INFO L480 AbstractCegarLoop]: Abstraction has 220 states and 326 transitions. [2018-11-22 22:02:38,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 326 transitions. [2018-11-22 22:02:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 22:02:38,103 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:38,104 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-22 22:02:38,104 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:38,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:38,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1426924635, now seen corresponding path program 1 times [2018-11-22 22:02:38,104 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:38,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:38,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:38,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:38,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:02:38,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:38,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:38,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:38,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:38,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:38,150 INFO L87 Difference]: Start difference. First operand 220 states and 326 transitions. Second operand 3 states. [2018-11-22 22:02:38,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:38,284 INFO L93 Difference]: Finished difference Result 470 states and 707 transitions. [2018-11-22 22:02:38,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:38,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2018-11-22 22:02:38,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:38,286 INFO L225 Difference]: With dead ends: 470 [2018-11-22 22:02:38,286 INFO L226 Difference]: Without dead ends: 262 [2018-11-22 22:02:38,287 INFO L631 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 [2018-11-22 22:02:38,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2018-11-22 22:02:38,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 254. [2018-11-22 22:02:38,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2018-11-22 22:02:38,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 370 transitions. [2018-11-22 22:02:38,302 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 370 transitions. Word has length 43 [2018-11-22 22:02:38,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:38,302 INFO L480 AbstractCegarLoop]: Abstraction has 254 states and 370 transitions. [2018-11-22 22:02:38,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 370 transitions. [2018-11-22 22:02:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 22:02:38,304 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:38,304 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2018-11-22 22:02:38,304 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:38,304 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:38,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1669760968, now seen corresponding path program 1 times [2018-11-22 22:02:38,305 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:38,305 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:38,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:38,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:02:38,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:38,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:38,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:38,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:38,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:38,357 INFO L87 Difference]: Start difference. First operand 254 states and 370 transitions. Second operand 3 states. [2018-11-22 22:02:38,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:38,507 INFO L93 Difference]: Finished difference Result 598 states and 902 transitions. [2018-11-22 22:02:38,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:38,507 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-22 22:02:38,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:38,508 INFO L225 Difference]: With dead ends: 598 [2018-11-22 22:02:38,509 INFO L226 Difference]: Without dead ends: 354 [2018-11-22 22:02:38,509 INFO L631 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 [2018-11-22 22:02:38,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2018-11-22 22:02:38,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 336. [2018-11-22 22:02:38,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 336 states. [2018-11-22 22:02:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 470 transitions. [2018-11-22 22:02:38,524 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 470 transitions. Word has length 60 [2018-11-22 22:02:38,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:38,524 INFO L480 AbstractCegarLoop]: Abstraction has 336 states and 470 transitions. [2018-11-22 22:02:38,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 470 transitions. [2018-11-22 22:02:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 22:02:38,527 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:38,527 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2018-11-22 22:02:38,527 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:38,527 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:38,527 INFO L82 PathProgramCache]: Analyzing trace with hash 819767994, now seen corresponding path program 1 times [2018-11-22 22:02:38,527 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:38,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:38,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:38,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:02:38,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:38,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:38,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:38,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:38,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:38,570 INFO L87 Difference]: Start difference. First operand 336 states and 470 transitions. Second operand 3 states. [2018-11-22 22:02:38,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:38,672 INFO L93 Difference]: Finished difference Result 708 states and 1005 transitions. [2018-11-22 22:02:38,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:38,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-22 22:02:38,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:38,674 INFO L225 Difference]: With dead ends: 708 [2018-11-22 22:02:38,674 INFO L226 Difference]: Without dead ends: 384 [2018-11-22 22:02:38,675 INFO L631 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 [2018-11-22 22:02:38,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2018-11-22 22:02:38,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 374. [2018-11-22 22:02:38,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-11-22 22:02:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 518 transitions. [2018-11-22 22:02:38,688 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 518 transitions. Word has length 60 [2018-11-22 22:02:38,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:38,688 INFO L480 AbstractCegarLoop]: Abstraction has 374 states and 518 transitions. [2018-11-22 22:02:38,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:38,689 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 518 transitions. [2018-11-22 22:02:38,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-22 22:02:38,691 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:38,691 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:38,691 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:38,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:38,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1719879938, now seen corresponding path program 1 times [2018-11-22 22:02:38,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:38,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:38,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:38,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:02:38,746 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:38,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:38,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:38,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:38,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:38,747 INFO L87 Difference]: Start difference. First operand 374 states and 518 transitions. Second operand 3 states. [2018-11-22 22:02:38,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:38,868 INFO L93 Difference]: Finished difference Result 842 states and 1204 transitions. [2018-11-22 22:02:38,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:38,868 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2018-11-22 22:02:38,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:38,869 INFO L225 Difference]: With dead ends: 842 [2018-11-22 22:02:38,869 INFO L226 Difference]: Without dead ends: 478 [2018-11-22 22:02:38,870 INFO L631 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 [2018-11-22 22:02:38,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2018-11-22 22:02:38,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 452. [2018-11-22 22:02:38,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2018-11-22 22:02:38,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 652 transitions. [2018-11-22 22:02:38,884 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 652 transitions. Word has length 73 [2018-11-22 22:02:38,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:38,884 INFO L480 AbstractCegarLoop]: Abstraction has 452 states and 652 transitions. [2018-11-22 22:02:38,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 652 transitions. [2018-11-22 22:02:38,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-22 22:02:38,885 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:38,885 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-11-22 22:02:38,886 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:38,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:38,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1093696729, now seen corresponding path program 1 times [2018-11-22 22:02:38,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:38,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:38,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:38,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:38,927 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-22 22:02:38,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:38,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:38,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:38,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:38,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:38,928 INFO L87 Difference]: Start difference. First operand 452 states and 652 transitions. Second operand 3 states. [2018-11-22 22:02:39,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:39,041 INFO L93 Difference]: Finished difference Result 940 states and 1365 transitions. [2018-11-22 22:02:39,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:39,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2018-11-22 22:02:39,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:39,043 INFO L225 Difference]: With dead ends: 940 [2018-11-22 22:02:39,043 INFO L226 Difference]: Without dead ends: 500 [2018-11-22 22:02:39,044 INFO L631 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 [2018-11-22 22:02:39,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2018-11-22 22:02:39,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 494. [2018-11-22 22:02:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 494 states. [2018-11-22 22:02:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 704 transitions. [2018-11-22 22:02:39,053 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 704 transitions. Word has length 77 [2018-11-22 22:02:39,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:39,054 INFO L480 AbstractCegarLoop]: Abstraction has 494 states and 704 transitions. [2018-11-22 22:02:39,054 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:39,054 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 704 transitions. [2018-11-22 22:02:39,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-22 22:02:39,055 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:39,055 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 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] [2018-11-22 22:02:39,056 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:39,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:39,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1180839903, now seen corresponding path program 1 times [2018-11-22 22:02:39,056 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:39,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:39,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:39,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:39,095 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:02:39,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:39,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:39,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:39,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:39,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:39,097 INFO L87 Difference]: Start difference. First operand 494 states and 704 transitions. Second operand 3 states. [2018-11-22 22:02:39,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:39,132 INFO L93 Difference]: Finished difference Result 976 states and 1397 transitions. [2018-11-22 22:02:39,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:39,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2018-11-22 22:02:39,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:39,134 INFO L225 Difference]: With dead ends: 976 [2018-11-22 22:02:39,134 INFO L226 Difference]: Without dead ends: 734 [2018-11-22 22:02:39,134 INFO L631 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 [2018-11-22 22:02:39,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2018-11-22 22:02:39,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 734. [2018-11-22 22:02:39,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 734 states. [2018-11-22 22:02:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 1047 transitions. [2018-11-22 22:02:39,144 INFO L78 Accepts]: Start accepts. Automaton has 734 states and 1047 transitions. Word has length 97 [2018-11-22 22:02:39,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:39,145 INFO L480 AbstractCegarLoop]: Abstraction has 734 states and 1047 transitions. [2018-11-22 22:02:39,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1047 transitions. [2018-11-22 22:02:39,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-22 22:02:39,146 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:39,146 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 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] [2018-11-22 22:02:39,146 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:39,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:39,146 INFO L82 PathProgramCache]: Analyzing trace with hash 866854985, now seen corresponding path program 1 times [2018-11-22 22:02:39,147 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:39,147 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:39,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:39,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:39,183 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-22 22:02:39,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:39,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:39,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:39,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:39,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:39,184 INFO L87 Difference]: Start difference. First operand 734 states and 1047 transitions. Second operand 3 states. [2018-11-22 22:02:39,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:39,213 INFO L93 Difference]: Finished difference Result 976 states and 1394 transitions. [2018-11-22 22:02:39,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:39,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2018-11-22 22:02:39,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:39,215 INFO L225 Difference]: With dead ends: 976 [2018-11-22 22:02:39,215 INFO L226 Difference]: Without dead ends: 974 [2018-11-22 22:02:39,216 INFO L631 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 [2018-11-22 22:02:39,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2018-11-22 22:02:39,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 974. [2018-11-22 22:02:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 974 states. [2018-11-22 22:02:39,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 974 states and 1392 transitions. [2018-11-22 22:02:39,229 INFO L78 Accepts]: Start accepts. Automaton has 974 states and 1392 transitions. Word has length 99 [2018-11-22 22:02:39,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:39,229 INFO L480 AbstractCegarLoop]: Abstraction has 974 states and 1392 transitions. [2018-11-22 22:02:39,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1392 transitions. [2018-11-22 22:02:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 22:02:39,231 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:39,231 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 5, 5, 3, 3, 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] [2018-11-22 22:02:39,231 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:39,231 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:39,231 INFO L82 PathProgramCache]: Analyzing trace with hash -394036509, now seen corresponding path program 1 times [2018-11-22 22:02:39,231 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:39,231 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:39,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:39,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-11-22 22:02:39,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:39,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:39,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:39,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:39,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:39,276 INFO L87 Difference]: Start difference. First operand 974 states and 1392 transitions. Second operand 3 states. [2018-11-22 22:02:39,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:39,376 INFO L93 Difference]: Finished difference Result 2140 states and 3108 transitions. [2018-11-22 22:02:39,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:39,376 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2018-11-22 22:02:39,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:39,379 INFO L225 Difference]: With dead ends: 2140 [2018-11-22 22:02:39,379 INFO L226 Difference]: Without dead ends: 1170 [2018-11-22 22:02:39,380 INFO L631 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 [2018-11-22 22:02:39,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2018-11-22 22:02:39,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 1130. [2018-11-22 22:02:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1130 states. [2018-11-22 22:02:39,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 1130 states and 1632 transitions. [2018-11-22 22:02:39,395 INFO L78 Accepts]: Start accepts. Automaton has 1130 states and 1632 transitions. Word has length 168 [2018-11-22 22:02:39,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:39,395 INFO L480 AbstractCegarLoop]: Abstraction has 1130 states and 1632 transitions. [2018-11-22 22:02:39,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1632 transitions. [2018-11-22 22:02:39,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 22:02:39,397 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:39,397 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 4, 4, 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] [2018-11-22 22:02:39,398 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:39,398 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:39,398 INFO L82 PathProgramCache]: Analyzing trace with hash 531653490, now seen corresponding path program 1 times [2018-11-22 22:02:39,398 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:39,398 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:39,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:39,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-22 22:02:39,439 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:39,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:39,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:39,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:39,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:39,439 INFO L87 Difference]: Start difference. First operand 1130 states and 1632 transitions. Second operand 3 states. [2018-11-22 22:02:39,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:39,539 INFO L93 Difference]: Finished difference Result 2354 states and 3378 transitions. [2018-11-22 22:02:39,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:39,539 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2018-11-22 22:02:39,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:39,541 INFO L225 Difference]: With dead ends: 2354 [2018-11-22 22:02:39,542 INFO L226 Difference]: Without dead ends: 1236 [2018-11-22 22:02:39,543 INFO L631 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 [2018-11-22 22:02:39,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2018-11-22 22:02:39,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1222. [2018-11-22 22:02:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1222 states. [2018-11-22 22:02:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1222 states and 1744 transitions. [2018-11-22 22:02:39,560 INFO L78 Accepts]: Start accepts. Automaton has 1222 states and 1744 transitions. Word has length 204 [2018-11-22 22:02:39,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:39,560 INFO L480 AbstractCegarLoop]: Abstraction has 1222 states and 1744 transitions. [2018-11-22 22:02:39,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1744 transitions. [2018-11-22 22:02:39,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-22 22:02:39,563 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:39,563 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 9, 7, 7, 5, 5, 3, 3, 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] [2018-11-22 22:02:39,563 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:39,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:39,563 INFO L82 PathProgramCache]: Analyzing trace with hash -354539531, now seen corresponding path program 1 times [2018-11-22 22:02:39,563 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:39,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:39,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:39,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:39,625 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-22 22:02:39,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:39,625 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:39,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:39,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:39,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:39,626 INFO L87 Difference]: Start difference. First operand 1222 states and 1744 transitions. Second operand 3 states. [2018-11-22 22:02:39,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:39,707 INFO L93 Difference]: Finished difference Result 2544 states and 3620 transitions. [2018-11-22 22:02:39,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:39,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 225 [2018-11-22 22:02:39,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:39,710 INFO L225 Difference]: With dead ends: 2544 [2018-11-22 22:02:39,710 INFO L226 Difference]: Without dead ends: 1334 [2018-11-22 22:02:39,711 INFO L631 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 [2018-11-22 22:02:39,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1334 states. [2018-11-22 22:02:39,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1334 to 1322. [2018-11-22 22:02:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1322 states. [2018-11-22 22:02:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1322 states and 1864 transitions. [2018-11-22 22:02:39,729 INFO L78 Accepts]: Start accepts. Automaton has 1322 states and 1864 transitions. Word has length 225 [2018-11-22 22:02:39,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:39,729 INFO L480 AbstractCegarLoop]: Abstraction has 1322 states and 1864 transitions. [2018-11-22 22:02:39,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:39,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1864 transitions. [2018-11-22 22:02:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-22 22:02:39,732 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:39,732 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 10, 10, 8, 8, 6, 6, 4, 4, 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] [2018-11-22 22:02:39,732 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:39,732 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:39,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1874601560, now seen corresponding path program 1 times [2018-11-22 22:02:39,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:39,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:39,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:39,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:39,775 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-11-22 22:02:39,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:39,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:39,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:39,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:39,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:39,776 INFO L87 Difference]: Start difference. First operand 1322 states and 1864 transitions. Second operand 3 states. [2018-11-22 22:02:39,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:39,862 INFO L93 Difference]: Finished difference Result 2752 states and 3872 transitions. [2018-11-22 22:02:39,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:39,863 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 249 [2018-11-22 22:02:39,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:39,866 INFO L225 Difference]: With dead ends: 2752 [2018-11-22 22:02:39,866 INFO L226 Difference]: Without dead ends: 1442 [2018-11-22 22:02:39,867 INFO L631 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 [2018-11-22 22:02:39,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2018-11-22 22:02:39,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 1434. [2018-11-22 22:02:39,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1434 states. [2018-11-22 22:02:39,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 1996 transitions. [2018-11-22 22:02:39,886 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 1996 transitions. Word has length 249 [2018-11-22 22:02:39,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:39,887 INFO L480 AbstractCegarLoop]: Abstraction has 1434 states and 1996 transitions. [2018-11-22 22:02:39,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1996 transitions. [2018-11-22 22:02:39,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-22 22:02:39,889 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:39,890 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 11, 11, 10, 10, 8, 8, 6, 6, 4, 4, 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] [2018-11-22 22:02:39,890 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:39,890 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:39,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1835594086, now seen corresponding path program 1 times [2018-11-22 22:02:39,890 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:39,890 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:39,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:39,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:39,963 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 546 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2018-11-22 22:02:39,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:39,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:39,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:39,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:39,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:39,964 INFO L87 Difference]: Start difference. First operand 1434 states and 1996 transitions. Second operand 3 states. [2018-11-22 22:02:40,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:40,063 INFO L93 Difference]: Finished difference Result 2992 states and 4172 transitions. [2018-11-22 22:02:40,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:40,063 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 249 [2018-11-22 22:02:40,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:40,066 INFO L225 Difference]: With dead ends: 2992 [2018-11-22 22:02:40,066 INFO L226 Difference]: Without dead ends: 1570 [2018-11-22 22:02:40,068 INFO L631 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 [2018-11-22 22:02:40,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2018-11-22 22:02:40,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1558. [2018-11-22 22:02:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-11-22 22:02:40,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2140 transitions. [2018-11-22 22:02:40,087 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2140 transitions. Word has length 249 [2018-11-22 22:02:40,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:40,088 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2140 transitions. [2018-11-22 22:02:40,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:40,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2140 transitions. [2018-11-22 22:02:40,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-22 22:02:40,091 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:40,091 INFO L402 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 11, 11, 9, 9, 7, 7, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:40,091 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:40,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:40,091 INFO L82 PathProgramCache]: Analyzing trace with hash -1915187928, now seen corresponding path program 1 times [2018-11-22 22:02:40,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:40,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:40,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:40,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 660 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2018-11-22 22:02:40,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:40,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:40,140 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:40,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:40,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:40,140 INFO L87 Difference]: Start difference. First operand 1558 states and 2140 transitions. Second operand 3 states. [2018-11-22 22:02:40,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:40,169 INFO L93 Difference]: Finished difference Result 4646 states and 6384 transitions. [2018-11-22 22:02:40,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:40,169 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 279 [2018-11-22 22:02:40,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:40,175 INFO L225 Difference]: With dead ends: 4646 [2018-11-22 22:02:40,175 INFO L226 Difference]: Without dead ends: 3100 [2018-11-22 22:02:40,177 INFO L631 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 [2018-11-22 22:02:40,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3100 states. [2018-11-22 22:02:40,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3100 to 3098. [2018-11-22 22:02:40,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3098 states. [2018-11-22 22:02:40,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 3098 states and 4255 transitions. [2018-11-22 22:02:40,213 INFO L78 Accepts]: Start accepts. Automaton has 3098 states and 4255 transitions. Word has length 279 [2018-11-22 22:02:40,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:40,213 INFO L480 AbstractCegarLoop]: Abstraction has 3098 states and 4255 transitions. [2018-11-22 22:02:40,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 4255 transitions. [2018-11-22 22:02:40,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-22 22:02:40,217 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:40,217 INFO L402 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 12, 12, 11, 11, 9, 9, 7, 7, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:40,217 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:40,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:40,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1795007718, now seen corresponding path program 1 times [2018-11-22 22:02:40,218 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:40,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:40,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:40,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:40,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2018-11-22 22:02:40,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:40,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:40,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:40,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:40,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:40,276 INFO L87 Difference]: Start difference. First operand 3098 states and 4255 transitions. Second operand 3 states. [2018-11-22 22:02:40,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:40,380 INFO L93 Difference]: Finished difference Result 6484 states and 8938 transitions. [2018-11-22 22:02:40,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:40,380 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 279 [2018-11-22 22:02:40,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:40,386 INFO L225 Difference]: With dead ends: 6484 [2018-11-22 22:02:40,386 INFO L226 Difference]: Without dead ends: 3398 [2018-11-22 22:02:40,389 INFO L631 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 [2018-11-22 22:02:40,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3398 states. [2018-11-22 22:02:40,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3398 to 3382. [2018-11-22 22:02:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3382 states. [2018-11-22 22:02:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3382 states and 4579 transitions. [2018-11-22 22:02:40,427 INFO L78 Accepts]: Start accepts. Automaton has 3382 states and 4579 transitions. Word has length 279 [2018-11-22 22:02:40,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:40,427 INFO L480 AbstractCegarLoop]: Abstraction has 3382 states and 4579 transitions. [2018-11-22 22:02:40,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 4579 transitions. [2018-11-22 22:02:40,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-22 22:02:40,432 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:40,432 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:40,432 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:40,432 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:40,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1052232894, now seen corresponding path program 1 times [2018-11-22 22:02:40,433 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:40,433 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:40,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:40,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2018-11-22 22:02:40,488 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:40,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:40,489 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:40,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:40,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:40,489 INFO L87 Difference]: Start difference. First operand 3382 states and 4579 transitions. Second operand 3 states. [2018-11-22 22:02:40,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:40,586 INFO L93 Difference]: Finished difference Result 6900 states and 9354 transitions. [2018-11-22 22:02:40,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:40,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 303 [2018-11-22 22:02:40,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:40,593 INFO L225 Difference]: With dead ends: 6900 [2018-11-22 22:02:40,593 INFO L226 Difference]: Without dead ends: 3530 [2018-11-22 22:02:40,596 INFO L631 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 [2018-11-22 22:02:40,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3530 states. [2018-11-22 22:02:40,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3530 to 3514. [2018-11-22 22:02:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3514 states. [2018-11-22 22:02:40,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 3514 states and 4731 transitions. [2018-11-22 22:02:40,636 INFO L78 Accepts]: Start accepts. Automaton has 3514 states and 4731 transitions. Word has length 303 [2018-11-22 22:02:40,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:40,636 INFO L480 AbstractCegarLoop]: Abstraction has 3514 states and 4731 transitions. [2018-11-22 22:02:40,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 3514 states and 4731 transitions. [2018-11-22 22:02:40,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 22:02:40,640 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:40,641 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 13, 13, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:40,641 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:40,641 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:40,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1022376132, now seen corresponding path program 1 times [2018-11-22 22:02:40,641 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:40,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:40,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:40,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1244 backedges. 638 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2018-11-22 22:02:40,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:40,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:40,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:40,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:40,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:40,719 INFO L87 Difference]: Start difference. First operand 3514 states and 4731 transitions. Second operand 3 states. [2018-11-22 22:02:40,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:40,870 INFO L93 Difference]: Finished difference Result 7416 states and 10118 transitions. [2018-11-22 22:02:40,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:40,871 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 314 [2018-11-22 22:02:40,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:40,881 INFO L225 Difference]: With dead ends: 7416 [2018-11-22 22:02:40,881 INFO L226 Difference]: Without dead ends: 3914 [2018-11-22 22:02:40,886 INFO L631 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 [2018-11-22 22:02:40,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2018-11-22 22:02:40,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3826. [2018-11-22 22:02:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3826 states. [2018-11-22 22:02:40,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3826 states and 5099 transitions. [2018-11-22 22:02:40,947 INFO L78 Accepts]: Start accepts. Automaton has 3826 states and 5099 transitions. Word has length 314 [2018-11-22 22:02:40,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:40,948 INFO L480 AbstractCegarLoop]: Abstraction has 3826 states and 5099 transitions. [2018-11-22 22:02:40,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:40,948 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 5099 transitions. [2018-11-22 22:02:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-22 22:02:40,955 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:40,955 INFO L402 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:40,956 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:40,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:40,956 INFO L82 PathProgramCache]: Analyzing trace with hash -773017638, now seen corresponding path program 1 times [2018-11-22 22:02:40,956 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:40,956 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:40,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:40,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:41,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 694 proven. 0 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2018-11-22 22:02:41,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:41,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:41,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:41,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:41,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:41,062 INFO L87 Difference]: Start difference. First operand 3826 states and 5099 transitions. Second operand 3 states. [2018-11-22 22:02:41,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:41,220 INFO L93 Difference]: Finished difference Result 8048 states and 10662 transitions. [2018-11-22 22:02:41,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:41,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 328 [2018-11-22 22:02:41,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:41,231 INFO L225 Difference]: With dead ends: 8048 [2018-11-22 22:02:41,231 INFO L226 Difference]: Without dead ends: 4234 [2018-11-22 22:02:41,237 INFO L631 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 [2018-11-22 22:02:41,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4234 states. [2018-11-22 22:02:41,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4234 to 3946. [2018-11-22 22:02:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3946 states. [2018-11-22 22:02:41,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 3946 states and 5243 transitions. [2018-11-22 22:02:41,302 INFO L78 Accepts]: Start accepts. Automaton has 3946 states and 5243 transitions. Word has length 328 [2018-11-22 22:02:41,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:41,303 INFO L480 AbstractCegarLoop]: Abstraction has 3946 states and 5243 transitions. [2018-11-22 22:02:41,303 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3946 states and 5243 transitions. [2018-11-22 22:02:41,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-22 22:02:41,311 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:41,311 INFO L402 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:41,311 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:41,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:41,311 INFO L82 PathProgramCache]: Analyzing trace with hash -815480887, now seen corresponding path program 1 times [2018-11-22 22:02:41,311 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:41,311 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:41,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:41,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:41,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 799 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2018-11-22 22:02:41,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:41,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:41,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:41,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:41,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:41,442 INFO L87 Difference]: Start difference. First operand 3946 states and 5243 transitions. Second operand 3 states. [2018-11-22 22:02:41,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:41,507 INFO L93 Difference]: Finished difference Result 11310 states and 15105 transitions. [2018-11-22 22:02:41,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:41,508 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 329 [2018-11-22 22:02:41,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:41,519 INFO L225 Difference]: With dead ends: 11310 [2018-11-22 22:02:41,519 INFO L226 Difference]: Without dead ends: 7376 [2018-11-22 22:02:41,523 INFO L631 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 [2018-11-22 22:02:41,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7376 states. [2018-11-22 22:02:41,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7376 to 7374. [2018-11-22 22:02:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7374 states. [2018-11-22 22:02:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7374 states to 7374 states and 9853 transitions. [2018-11-22 22:02:41,593 INFO L78 Accepts]: Start accepts. Automaton has 7374 states and 9853 transitions. Word has length 329 [2018-11-22 22:02:41,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:41,593 INFO L480 AbstractCegarLoop]: Abstraction has 7374 states and 9853 transitions. [2018-11-22 22:02:41,594 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7374 states and 9853 transitions. [2018-11-22 22:02:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-22 22:02:41,599 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:41,599 INFO L402 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:41,599 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:41,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:41,600 INFO L82 PathProgramCache]: Analyzing trace with hash 415461791, now seen corresponding path program 1 times [2018-11-22 22:02:41,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:41,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:41,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:41,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:41,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:41,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 803 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2018-11-22 22:02:41,656 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:41,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:41,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:41,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:41,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:41,657 INFO L87 Difference]: Start difference. First operand 7374 states and 9853 transitions. Second operand 3 states. [2018-11-22 22:02:41,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:41,782 INFO L93 Difference]: Finished difference Result 14744 states and 19682 transitions. [2018-11-22 22:02:41,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:41,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 330 [2018-11-22 22:02:41,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:41,790 INFO L225 Difference]: With dead ends: 14744 [2018-11-22 22:02:41,791 INFO L226 Difference]: Without dead ends: 7382 [2018-11-22 22:02:41,797 INFO L631 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 [2018-11-22 22:02:41,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7382 states. [2018-11-22 22:02:41,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7382 to 7350. [2018-11-22 22:02:41,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7350 states. [2018-11-22 22:02:41,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7350 states to 7350 states and 9573 transitions. [2018-11-22 22:02:41,865 INFO L78 Accepts]: Start accepts. Automaton has 7350 states and 9573 transitions. Word has length 330 [2018-11-22 22:02:41,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:41,865 INFO L480 AbstractCegarLoop]: Abstraction has 7350 states and 9573 transitions. [2018-11-22 22:02:41,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 7350 states and 9573 transitions. [2018-11-22 22:02:41,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-22 22:02:41,871 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:41,871 INFO L402 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 14, 14, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-11-22 22:02:41,871 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:41,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:41,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1238161908, now seen corresponding path program 1 times [2018-11-22 22:02:41,872 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:41,872 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:41,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:41,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:41,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:41,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 874 proven. 10 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2018-11-22 22:02:41,974 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:02:41,974 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 22:02:41,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:42,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:02:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 1378 trivial. 0 not checked. [2018-11-22 22:02:42,219 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 22:02:42,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2018-11-22 22:02:42,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 22:02:42,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 22:02:42,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-22 22:02:42,221 INFO L87 Difference]: Start difference. First operand 7350 states and 9573 transitions. Second operand 7 states. [2018-11-22 22:02:42,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:42,737 INFO L93 Difference]: Finished difference Result 18408 states and 23982 transitions. [2018-11-22 22:02:42,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 22:02:42,738 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 353 [2018-11-22 22:02:42,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:42,754 INFO L225 Difference]: With dead ends: 18408 [2018-11-22 22:02:42,754 INFO L226 Difference]: Without dead ends: 11034 [2018-11-22 22:02:42,764 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2018-11-22 22:02:42,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11034 states. [2018-11-22 22:02:42,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11034 to 8460. [2018-11-22 22:02:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8460 states. [2018-11-22 22:02:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8460 states to 8460 states and 11077 transitions. [2018-11-22 22:02:42,964 INFO L78 Accepts]: Start accepts. Automaton has 8460 states and 11077 transitions. Word has length 353 [2018-11-22 22:02:42,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:42,964 INFO L480 AbstractCegarLoop]: Abstraction has 8460 states and 11077 transitions. [2018-11-22 22:02:42,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 22:02:42,964 INFO L276 IsEmpty]: Start isEmpty. Operand 8460 states and 11077 transitions. [2018-11-22 22:02:42,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2018-11-22 22:02:42,974 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:42,974 INFO L402 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 15, 15, 15, 15, 15, 13, 13, 11, 11, 9, 9, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:42,974 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:42,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:42,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1345653892, now seen corresponding path program 1 times [2018-11-22 22:02:42,974 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:42,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:42,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:42,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:42,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:42,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2018-11-22 22:02:43,080 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:02:43,081 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 22:02:43,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:43,173 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:02:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 955 proven. 5 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2018-11-22 22:02:43,309 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 22:02:43,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-11-22 22:02:43,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-22 22:02:43,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-22 22:02:43,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-22 22:02:43,310 INFO L87 Difference]: Start difference. First operand 8460 states and 11077 transitions. Second operand 4 states. [2018-11-22 22:02:43,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:43,635 INFO L93 Difference]: Finished difference Result 19118 states and 24882 transitions. [2018-11-22 22:02:43,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-22 22:02:43,638 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 379 [2018-11-22 22:02:43,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:43,652 INFO L225 Difference]: With dead ends: 19118 [2018-11-22 22:02:43,652 INFO L226 Difference]: Without dead ends: 10668 [2018-11-22 22:02:43,663 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 381 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:02:43,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10668 states. [2018-11-22 22:02:43,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10668 to 8518. [2018-11-22 22:02:43,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8518 states. [2018-11-22 22:02:43,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8518 states to 8518 states and 10888 transitions. [2018-11-22 22:02:43,814 INFO L78 Accepts]: Start accepts. Automaton has 8518 states and 10888 transitions. Word has length 379 [2018-11-22 22:02:43,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:43,814 INFO L480 AbstractCegarLoop]: Abstraction has 8518 states and 10888 transitions. [2018-11-22 22:02:43,814 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-22 22:02:43,814 INFO L276 IsEmpty]: Start isEmpty. Operand 8518 states and 10888 transitions. [2018-11-22 22:02:43,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2018-11-22 22:02:43,824 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:43,825 INFO L402 BasicCegarLoop]: trace histogram [18, 18, 17, 17, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:43,825 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:43,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:43,825 INFO L82 PathProgramCache]: Analyzing trace with hash -391768364, now seen corresponding path program 1 times [2018-11-22 22:02:43,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:43,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:43,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:43,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:43,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:43,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2018-11-22 22:02:43,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:02:43,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:02:43,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:02:43,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:02:43,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:02:43,941 INFO L87 Difference]: Start difference. First operand 8518 states and 10888 transitions. Second operand 3 states. [2018-11-22 22:02:44,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:44,134 INFO L93 Difference]: Finished difference Result 15876 states and 19733 transitions. [2018-11-22 22:02:44,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:02:44,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 418 [2018-11-22 22:02:44,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:44,141 INFO L225 Difference]: With dead ends: 15876 [2018-11-22 22:02:44,141 INFO L226 Difference]: Without dead ends: 3820 [2018-11-22 22:02:44,155 INFO L631 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 [2018-11-22 22:02:44,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3820 states. [2018-11-22 22:02:44,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3820 to 3610. [2018-11-22 22:02:44,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3610 states. [2018-11-22 22:02:44,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 3610 states and 4508 transitions. [2018-11-22 22:02:44,230 INFO L78 Accepts]: Start accepts. Automaton has 3610 states and 4508 transitions. Word has length 418 [2018-11-22 22:02:44,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:44,231 INFO L480 AbstractCegarLoop]: Abstraction has 3610 states and 4508 transitions. [2018-11-22 22:02:44,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:02:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3610 states and 4508 transitions. [2018-11-22 22:02:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2018-11-22 22:02:44,238 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:02:44,239 INFO L402 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 19, 17, 17, 15, 15, 13, 13, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:02:44,239 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:02:44,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:02:44,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1077932443, now seen corresponding path program 1 times [2018-11-22 22:02:44,239 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:02:44,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:02:44,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:44,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:44,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:02:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2898 backedges. 1648 proven. 14 refuted. 0 times theorem prover too weak. 1236 trivial. 0 not checked. [2018-11-22 22:02:44,435 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:02:44,436 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 22:02:44,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:02:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:02:44,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:02:44,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2898 backedges. 1075 proven. 0 refuted. 0 times theorem prover too weak. 1823 trivial. 0 not checked. [2018-11-22 22:02:44,782 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-22 22:02:44,782 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-22 22:02:44,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 22:02:44,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 22:02:44,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:02:44,783 INFO L87 Difference]: Start difference. First operand 3610 states and 4508 transitions. Second operand 5 states. [2018-11-22 22:02:45,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:02:45,111 INFO L93 Difference]: Finished difference Result 4555 states and 5673 transitions. [2018-11-22 22:02:45,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-22 22:02:45,112 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 516 [2018-11-22 22:02:45,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:02:45,112 INFO L225 Difference]: With dead ends: 4555 [2018-11-22 22:02:45,112 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 22:02:45,118 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-22 22:02:45,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 22:02:45,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 22:02:45,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 22:02:45,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 22:02:45,118 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 516 [2018-11-22 22:02:45,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:02:45,119 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 22:02:45,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 22:02:45,119 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 22:02:45,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:02:45,123 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 22:02:45,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,663 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 102 [2018-11-22 22:02:45,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 22:02:45,777 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 23 [2018-11-22 22:02:46,627 WARN L180 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 73 [2018-11-22 22:02:46,663 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-22 22:02:46,663 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:02:46,663 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 434) no Hoare annotation was computed. [2018-11-22 22:02:46,663 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 335) no Hoare annotation was computed. [2018-11-22 22:02:46,663 INFO L451 ceAbstractionStarter]: At program point L201(lines 200 488) the Hoare annotation is: true [2018-11-22 22:02:46,663 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 498) no Hoare annotation was computed. [2018-11-22 22:02:46,663 INFO L448 ceAbstractionStarter]: For program point L135(lines 135 509) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 520) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L444 ceAbstractionStarter]: At program point L169(lines 165 499) the Hoare annotation is: (let ((.cse1 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse2 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~0 4) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~0 0) .cse2))) [2018-11-22 22:02:46,664 INFO L444 ceAbstractionStarter]: At program point L103(lines 102 520) the Hoare annotation is: (or (< |ssl3_connect_#in~initial_state| 12292) (and (<= ssl3_connect_~blastFlag~0 0) (<= 12292 ssl3_connect_~s__state~0))) [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 469) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L467-2(lines 467 469) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L435(lines 435 439) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L435-2(lines 435 439) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 340) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L270(lines 270 272) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L336-2(lines 336 340) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L270-2(lines 202 485) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 497) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L138(lines 138 508) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L105(lines 105 519) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L444 ceAbstractionStarter]: At program point L139(lines 135 509) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (and .cse0 (<= ssl3_connect_~blastFlag~0 4) (= ssl3_connect_~s__hit~0 0) .cse1) (< |ssl3_connect_#in~initial_state| 12292) (and (<= ssl3_connect_~blastFlag~0 0) .cse0 .cse1))) [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 307) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 242) no Hoare annotation was computed. [2018-11-22 22:02:46,664 INFO L448 ceAbstractionStarter]: For program point L305-2(lines 202 485) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 407) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 374) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L444 ceAbstractionStarter]: At program point L207(lines 105 519) the Hoare annotation is: (or (< |ssl3_connect_#in~initial_state| 12292) (<= ssl3_connect_~blastFlag~0 0)) [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L174(lines 174 496) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 507) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 518) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L444 ceAbstractionStarter]: At program point L175(lines 171 497) the Hoare annotation is: (let ((.cse1 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse2 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~0 4) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~0 0) .cse2))) [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L473(lines 473 475) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L473-2(lines 473 475) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L451 ceAbstractionStarter]: At program point L540(lines 98 541) the Hoare annotation is: true [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 280) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L276-2(lines 276 280) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L177(lines 177 495) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 506) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 517) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L444 ceAbstractionStarter]: At program point L145(lines 141 507) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and .cse0 (<= ssl3_connect_~blastFlag~0 4) .cse1 (= ssl3_connect_~s__hit~0 0)) (and .cse0 (<= ssl3_connect_~blastFlag~0 0) .cse1))) [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 214) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L212-2(lines 212 214) no Hoare annotation was computed. [2018-11-22 22:02:46,665 INFO L448 ceAbstractionStarter]: For program point L180(lines 180 494) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L147(lines 147 505) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 516) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 480) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 456) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L412(lines 412 426) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 412 426) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L445-2(lines 445 456) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L313(lines 313 316) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L444 ceAbstractionStarter]: At program point L181(lines 177 495) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse2 (= ssl3_connect_~s__hit~0 0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and .cse0 (<= ssl3_connect_~blastFlag~0 2) .cse1) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse2 .cse1) (and .cse0 (<= ssl3_connect_~blastFlag~0 4) .cse2 .cse1))) [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 547) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L545-2(lines 545 547) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 350) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 493) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L150(lines 150 504) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 515) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L451 ceAbstractionStarter]: At program point ssl3_connectENTRY(lines 11 552) the Hoare annotation is: true [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 384) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 220) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L444 ceAbstractionStarter]: At program point L151(lines 147 505) the Hoare annotation is: (let ((.cse2 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~0 4) .cse1 .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~0 0) .cse1))) [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 91) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L416(lines 416 422) no Hoare annotation was computed. [2018-11-22 22:02:46,666 INFO L448 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 453) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point ssl3_connectErr0ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 492) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L153(lines 153 503) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L120(lines 120 514) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L444 ceAbstractionStarter]: At program point L187(lines 183 493) the Hoare annotation is: (let ((.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse2 (= ssl3_connect_~s__hit~0 0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and .cse0 (<= ssl3_connect_~blastFlag~0 2) .cse1) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse2 .cse1) (and .cse0 (<= ssl3_connect_~blastFlag~0 4) .cse2 .cse1))) [2018-11-22 22:02:46,667 INFO L444 ceAbstractionStarter]: At program point L121(lines 117 515) the Hoare annotation is: (or (< |ssl3_connect_#in~initial_state| 12292) (and (<= ssl3_connect_~blastFlag~0 0) (<= 4352 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4560))) [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L88(lines 88 90) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L88-2(lines 85 91) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point $Ultimate##85(lines 202 487) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point $Ultimate##84(lines 202 487) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 297) no Hoare annotation was computed. [2018-11-22 22:02:46,667 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 256) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L287-2(lines 287 297) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L254-2(lines 202 485) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L444 ceAbstractionStarter]: At program point L486(lines 99 539) the Hoare annotation is: (let ((.cse1 (= ssl3_connect_~s__hit~0 0))) (let ((.cse6 (= ssl3_connect_~s__state~0 4448)) (.cse10 (not .cse1)) (.cse5 (= ssl3_connect_~s__state~0 4512)) (.cse8 (<= 4560 ssl3_connect_~s__state~0)) (.cse9 (<= ssl3_connect_~s__state~0 4560)) (.cse13 (<= ssl3_connect_~s__state~0 3)) (.cse2 (= ssl3_connect_~s__state~0 4480)) (.cse14 (= ssl3_connect_~s__state~0 4464)) (.cse16 (= ssl3_connect_~s__state~0 4528)) (.cse3 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560)) (.cse11 (<= ssl3_connect_~s__state~0 4352)) (.cse12 (<= 4352 ssl3_connect_~s__state~0)) (.cse17 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (.cse4 (= ssl3_connect_~s__state~0 4496)) (.cse0 (<= ssl3_connect_~blastFlag~0 4)) (.cse7 (<= ssl3_connect_~blastFlag~0 2)) (.cse15 (= ssl3_connect_~s__state~0 4400))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse1) (and .cse3 .cse5 .cse1) (and .cse6 .cse0 .cse1) (and .cse3 .cse6 .cse1) (and .cse7 .cse8 .cse9 .cse10) (and .cse7 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 3) .cse11 .cse12 .cse10) (and .cse5 .cse0 .cse1) (and .cse13 .cse7 .cse1) (and .cse14 .cse0 .cse1) (and .cse3 .cse15 .cse0 .cse1) (and .cse7 .cse5) (and .cse3 .cse16 .cse1) (and .cse3 .cse8 .cse1 .cse9 .cse17) (and .cse13 .cse3) (and .cse3 .cse1 .cse2) (and .cse7 .cse16) (and .cse14 .cse3 .cse1) (and (= ssl3_connect_~s__state~0 4432) .cse0 .cse1) (and .cse7 (= ssl3_connect_~s__state~0 4384)) (and (= ssl3_connect_~s__state~0 4416) .cse0 .cse1) (and .cse16 .cse0 .cse1) (< |ssl3_connect_#in~initial_state| 12292) (and .cse3 .cse11 .cse12 .cse1 .cse17) (and .cse4 .cse0 .cse1) (<= ssl3_connect_~blastFlag~0 0) (and .cse7 .cse15 .cse1)))) [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 323) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 491) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 502) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 513) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 392) no Hoare annotation was computed. [2018-11-22 22:02:46,668 INFO L444 ceAbstractionStarter]: At program point L322(lines 76 551) the Hoare annotation is: (< |ssl3_connect_#in~initial_state| 12292) [2018-11-22 22:02:46,668 INFO L448 ceAbstractionStarter]: For program point L388-2(lines 202 485) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 234) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L223-2(lines 202 485) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 537) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point ssl3_connectEXIT(lines 11 552) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 536) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 359) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 326) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 293) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 228) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 289 297) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L192(lines 192 490) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 501) no Hoare annotation was computed. [2018-11-22 22:02:46,669 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 512) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point ssl3_connectFINAL(lines 11 552) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 528) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L523-2(lines 522 536) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L444 ceAbstractionStarter]: At program point L193(lines 189 491) the Hoare annotation is: (let ((.cse0 (<= 4560 ssl3_connect_~s__state~0)) (.cse2 (<= ssl3_connect_~s__state~0 4560)) (.cse1 (= ssl3_connect_~s__hit~0 0))) (or (< |ssl3_connect_#in~initial_state| 12292) (and (<= ssl3_connect_~blastFlag~0 0) .cse0) (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 .cse1 .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and (<= ssl3_connect_~blastFlag~0 2) .cse0 .cse2 (not .cse1)))) [2018-11-22 22:02:46,670 INFO L444 ceAbstractionStarter]: At program point L127(lines 123 513) the Hoare annotation is: (or (< |ssl3_connect_#in~initial_state| 12292) (and (<= ssl3_connect_~blastFlag~0 2) (<= 4352 ssl3_connect_~s__state~0) (<= ssl3_connect_~s__state~0 4560))) [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 96) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L525(lines 525 527) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L195(lines 195 489) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L162(lines 162 500) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 511) no Hoare annotation was computed. [2018-11-22 22:02:46,670 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 366) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L361-2(lines 361 366) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 232) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L444 ceAbstractionStarter]: At program point L196(lines 195 489) the Hoare annotation is: (let ((.cse0 (<= ssl3_connect_~s__state~0 4352)) (.cse1 (<= 4352 ssl3_connect_~s__state~0)) (.cse2 (= ssl3_connect_~s__hit~0 0))) (or (< |ssl3_connect_#in~initial_state| 12292) (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 .cse1 .cse2 (<= 4560 ssl3_connect_~s__s3__tmp__next_state___0~0)) (and (<= ssl3_connect_~blastFlag~0 0) .cse0 .cse1) (and (<= ssl3_connect_~blastFlag~0 2) (<= ssl3_connect_~s__s3__tmp__next_state___0~0 3) .cse0 .cse1 (not .cse2)))) [2018-11-22 22:02:46,671 INFO L444 ceAbstractionStarter]: At program point L163(lines 153 503) the Hoare annotation is: (let ((.cse1 (= ssl3_connect_~s__hit~0 0)) (.cse0 (<= 4432 ssl3_connect_~s__state~0)) (.cse2 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and .cse0 (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse1 .cse2) (and (and .cse0 .cse1 (<= ssl3_connect_~blastFlag~0 4)) .cse2) (and .cse0 (<= ssl3_connect_~blastFlag~0 0) .cse2))) [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L461-1(lines 461 463) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L263(lines 263 265) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 488) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 499) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 510) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 76 551) no Hoare annotation was computed. [2018-11-22 22:02:46,671 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 400) no Hoare annotation was computed. [2018-11-22 22:02:46,672 INFO L451 ceAbstractionStarter]: At program point L199(lines 198 488) the Hoare annotation is: true [2018-11-22 22:02:46,672 INFO L444 ceAbstractionStarter]: At program point L133(lines 129 511) the Hoare annotation is: (let ((.cse0 (<= 4352 ssl3_connect_~s__state~0)) (.cse2 (= ssl3_connect_~s__hit~0 0)) (.cse1 (<= ssl3_connect_~s__state~0 4560))) (or (< |ssl3_connect_#in~initial_state| 12292) (and (<= ssl3_connect_~blastFlag~0 0) .cse0 .cse1) (and (<= ssl3_connect_~s__s3__tmp__next_state___0~0 4560) .cse0 (<= ssl3_connect_~blastFlag~0 4) .cse2 .cse1) (and (<= ssl3_connect_~blastFlag~0 2) .cse0 .cse2 .cse1))) [2018-11-22 22:02:46,672 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-22 22:02:46,672 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 534) no Hoare annotation was computed. [2018-11-22 22:02:46,672 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:02:46,672 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-22 22:02:46,672 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 22:02:46,672 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 22:02:46,672 INFO L444 ceAbstractionStarter]: At program point L559(line 559) the Hoare annotation is: (<= 12292 main_~s~0) [2018-11-22 22:02:46,672 INFO L448 ceAbstractionStarter]: For program point L559-1(line 559) no Hoare annotation was computed. [2018-11-22 22:02:46,672 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 553 563) the Hoare annotation is: true [2018-11-22 22:02:46,672 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 553 563) no Hoare annotation was computed. [2018-11-22 22:02:46,673 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 553 563) no Hoare annotation was computed. [2018-11-22 22:02:46,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:02:46 BoogieIcfgContainer [2018-11-22 22:02:46,698 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 22:02:46,699 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:02:46,699 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:02:46,699 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:02:46,699 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:02:37" (3/4) ... [2018-11-22 22:02:46,703 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:02:46,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 22:02:46,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ssl3_connect [2018-11-22 22:02:46,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 22:02:46,718 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-22 22:02:46,718 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-22 22:02:46,719 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 22:02:46,741 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(initial_state) < 12292 || (blastFlag <= 0 && 12292 <= s__state) [2018-11-22 22:02:46,742 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(initial_state) < 12292 || blastFlag <= 0 [2018-11-22 22:02:46,742 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(initial_state) < 12292 || ((blastFlag <= 0 && 4352 <= s__state) && s__state <= 4560) [2018-11-22 22:02:46,742 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(initial_state) < 12292 || ((blastFlag <= 2 && 4352 <= s__state) && s__state <= 4560) [2018-11-22 22:02:46,742 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || ((blastFlag <= 0 && 4352 <= s__state) && s__state <= 4560)) || ((((s__s3__tmp__next_state___0 <= 4560 && 4352 <= s__state) && blastFlag <= 4) && s__hit == 0) && s__state <= 4560)) || (((blastFlag <= 2 && 4352 <= s__state) && s__hit == 0) && s__state <= 4560) [2018-11-22 22:02:46,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((4352 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560) || \old(initial_state) < 12292) || ((blastFlag <= 0 && 4352 <= s__state) && s__state <= 4560) [2018-11-22 22:02:46,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((blastFlag <= 4 && s__hit == 0) && s__state == 4480) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4496) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4512) && s__hit == 0)) || ((s__state == 4448 && blastFlag <= 4) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4448) && s__hit == 0)) || (((blastFlag <= 2 && 4560 <= s__state) && s__state <= 4560) && !(s__hit == 0))) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 3) && s__state <= 4352) && 4352 <= s__state) && !(s__hit == 0))) || ((s__state == 4512 && blastFlag <= 4) && s__hit == 0)) || ((s__state <= 3 && blastFlag <= 2) && s__hit == 0)) || ((s__state == 4464 && blastFlag <= 4) && s__hit == 0)) || (((s__s3__tmp__next_state___0 <= 4560 && s__state == 4400) && blastFlag <= 4) && s__hit == 0)) || (blastFlag <= 2 && s__state == 4512)) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4528) && s__hit == 0)) || ((((s__s3__tmp__next_state___0 <= 4560 && 4560 <= s__state) && s__hit == 0) && s__state <= 4560) && 4560 <= s__s3__tmp__next_state___0)) || (s__state <= 3 && s__s3__tmp__next_state___0 <= 4560)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4480)) || (blastFlag <= 2 && s__state == 4528)) || ((s__state == 4464 && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0)) || ((s__state == 4432 && blastFlag <= 4) && s__hit == 0)) || (blastFlag <= 2 && s__state == 4384)) || ((s__state == 4416 && blastFlag <= 4) && s__hit == 0)) || ((s__state == 4528 && blastFlag <= 4) && s__hit == 0)) || \old(initial_state) < 12292) || ((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4352) && 4352 <= s__state) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((s__state == 4496 && blastFlag <= 4) && s__hit == 0)) || blastFlag <= 0) || ((blastFlag <= 2 && s__state == 4400) && s__hit == 0) [2018-11-22 22:02:46,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(initial_state) < 12292 || (((4432 <= s__state && blastFlag <= 4) && s__state <= 4560) && s__hit == 0)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) [2018-11-22 22:02:46,743 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0)) || (((4432 <= s__state && blastFlag <= 4) && s__state <= 4560) && s__hit == 0)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) [2018-11-22 22:02:46,744 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(initial_state) < 12292 [2018-11-22 22:02:46,744 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && s__hit == 0) && blastFlag <= 4) && s__state <= 4560)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) [2018-11-22 22:02:46,744 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) [2018-11-22 22:02:46,744 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) [2018-11-22 22:02:46,744 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || ((4432 <= s__state && blastFlag <= 2) && s__state <= 4560)) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560) [2018-11-22 22:02:46,745 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || ((4432 <= s__state && blastFlag <= 2) && s__state <= 4560)) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560) [2018-11-22 22:02:46,745 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || (blastFlag <= 0 && 4560 <= s__state)) || ((((s__s3__tmp__next_state___0 <= 4560 && 4560 <= s__state) && s__hit == 0) && s__state <= 4560) && 4560 <= s__s3__tmp__next_state___0)) || (((blastFlag <= 2 && 4560 <= s__state) && s__state <= 4560) && !(s__hit == 0)) [2018-11-22 22:02:46,745 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(initial_state) < 12292 || ((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4352) && 4352 <= s__state) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((blastFlag <= 0 && s__state <= 4352) && 4352 <= s__state)) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 3) && s__state <= 4352) && 4352 <= s__state) && !(s__hit == 0)) [2018-11-22 22:02:46,793 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3b5d030a-a9c2-4e5c-9194-3cd75a796bff/bin-2019/uautomizer/witness.graphml [2018-11-22 22:02:46,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:02:46,794 INFO L168 Benchmark]: Toolchain (without parser) took 9862.07 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 831.0 MB). Free memory was 959.3 MB in the beginning and 1.3 GB in the end (delta: -329.6 MB). Peak memory consumption was 501.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:46,794 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:02:46,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.14 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 940.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:46,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -196.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:46,795 INFO L168 Benchmark]: Boogie Preprocessor took 29.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:46,795 INFO L168 Benchmark]: RCFGBuilder took 504.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:46,795 INFO L168 Benchmark]: TraceAbstraction took 8941.99 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 691.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -228.1 MB). Peak memory consumption was 462.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:46,796 INFO L168 Benchmark]: Witness Printer took 94.46 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:02:46,797 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 234.14 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 940.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -196.8 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 504.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8941.99 ms. Allocated memory was 1.2 GB in the beginning and 1.9 GB in the end (delta: 691.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -228.1 MB). Peak memory consumption was 462.9 MB. Max. memory is 11.5 GB. * Witness Printer took 94.46 ms. Allocated memory is still 1.9 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 549]: 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: 189]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || (blastFlag <= 0 && 4560 <= s__state)) || ((((s__s3__tmp__next_state___0 <= 4560 && 4560 <= s__state) && s__hit == 0) && s__state <= 4560) && 4560 <= s__s3__tmp__next_state___0)) || (((blastFlag <= 2 && 4560 <= s__state) && s__state <= 4560) && !(s__hit == 0)) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__state <= 4560) && s__hit == 0)) || (((4432 <= s__state && blastFlag <= 4) && s__state <= 4560) && s__hit == 0)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || ((4432 <= s__state && blastFlag <= 2) && s__state <= 4560)) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560) - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((4352 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560) || \old(initial_state) < 12292) || ((blastFlag <= 0 && 4352 <= s__state) && s__state <= 4560) - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: \old(initial_state) < 12292 || blastFlag <= 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: \old(initial_state) < 12292 || ((blastFlag <= 0 && 4352 <= s__state) && s__state <= 4560) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || ((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4352) && 4352 <= s__state) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((blastFlag <= 0 && s__state <= 4352) && 4352 <= s__state)) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 3) && s__state <= 4352) && 4352 <= s__state) && !(s__hit == 0)) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: \old(initial_state) < 12292 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && s__hit == 0) && blastFlag <= 4) && s__state <= 4560)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: \old(initial_state) < 12292 || (blastFlag <= 0 && 12292 <= s__state) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((blastFlag <= 4 && s__hit == 0) && s__state == 4480) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4496) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4512) && s__hit == 0)) || ((s__state == 4448 && blastFlag <= 4) && s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4448) && s__hit == 0)) || (((blastFlag <= 2 && 4560 <= s__state) && s__state <= 4560) && !(s__hit == 0))) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 3) && s__state <= 4352) && 4352 <= s__state) && !(s__hit == 0))) || ((s__state == 4512 && blastFlag <= 4) && s__hit == 0)) || ((s__state <= 3 && blastFlag <= 2) && s__hit == 0)) || ((s__state == 4464 && blastFlag <= 4) && s__hit == 0)) || (((s__s3__tmp__next_state___0 <= 4560 && s__state == 4400) && blastFlag <= 4) && s__hit == 0)) || (blastFlag <= 2 && s__state == 4512)) || ((s__s3__tmp__next_state___0 <= 4560 && s__state == 4528) && s__hit == 0)) || ((((s__s3__tmp__next_state___0 <= 4560 && 4560 <= s__state) && s__hit == 0) && s__state <= 4560) && 4560 <= s__s3__tmp__next_state___0)) || (s__state <= 3 && s__s3__tmp__next_state___0 <= 4560)) || ((s__s3__tmp__next_state___0 <= 4560 && s__hit == 0) && s__state == 4480)) || (blastFlag <= 2 && s__state == 4528)) || ((s__state == 4464 && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0)) || ((s__state == 4432 && blastFlag <= 4) && s__hit == 0)) || (blastFlag <= 2 && s__state == 4384)) || ((s__state == 4416 && blastFlag <= 4) && s__hit == 0)) || ((s__state == 4528 && blastFlag <= 4) && s__hit == 0)) || \old(initial_state) < 12292) || ((((s__s3__tmp__next_state___0 <= 4560 && s__state <= 4352) && 4352 <= s__state) && s__hit == 0) && 4560 <= s__s3__tmp__next_state___0)) || ((s__state == 4496 && blastFlag <= 4) && s__hit == 0)) || blastFlag <= 0) || ((blastFlag <= 2 && s__state == 4400) && s__hit == 0) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: (\old(initial_state) < 12292 || (((4432 <= s__state && blastFlag <= 4) && s__state <= 4560) && s__hit == 0)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || ((4432 <= s__state && blastFlag <= 2) && s__state <= 4560)) || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || ((blastFlag <= 0 && 4352 <= s__state) && s__state <= 4560)) || ((((s__s3__tmp__next_state___0 <= 4560 && 4352 <= s__state) && blastFlag <= 4) && s__hit == 0) && s__state <= 4560)) || (((blastFlag <= 2 && 4352 <= s__state) && s__hit == 0) && s__state <= 4560) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((\old(initial_state) < 12292 || (((4432 <= s__state && s__s3__tmp__next_state___0 <= 4560) && s__hit == 0) && s__state <= 4560)) || (((4432 <= s__state && blastFlag <= 4) && s__hit == 0) && s__state <= 4560)) || ((4432 <= s__state && blastFlag <= 0) && s__state <= 4560) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: \old(initial_state) < 12292 || ((blastFlag <= 2 && 4352 <= s__state) && s__state <= 4560) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 138 locations, 1 error locations. SAFE Result, 8.8s OverallTime, 24 OverallIterations, 20 TraceHistogramMax, 3.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 4971 SDtfs, 1932 SDslu, 3379 SDs, 0 SdLazy, 2650 SolverSat, 478 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1335 GetRequests, 1296 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8518occurred in iteration=22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 24 MinimizatonAttempts, 5532 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 269 NumberOfFragments, 774 HoareAnnotationTreeSize, 26 FomulaSimplifications, 17828 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 26 FomulaSimplificationsInter, 1764 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 6709 NumberOfCodeBlocks, 6709 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 6682 ConstructedInterpolants, 0 QuantifiedInterpolants, 3264518 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2303 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 27 InterpolantComputations, 23 PerfectInterpolantSequences, 26313/26347 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...