./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2f01af3546ca3525e0ee0472f0f0b216e6d4f7c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:02:25,301 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:02:25,302 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:02:25,311 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:02:25,312 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:02:25,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:02:25,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:02:25,315 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:02:25,317 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:02:25,318 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:02:25,318 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:02:25,319 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:02:25,320 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:02:25,320 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:02:25,321 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:02:25,321 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:02:25,322 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:02:25,323 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:02:25,325 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:02:25,326 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:02:25,327 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:02:25,328 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:02:25,330 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:02:25,330 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:02:25,330 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:02:25,331 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:02:25,332 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:02:25,332 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:02:25,333 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:02:25,334 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:02:25,334 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:02:25,335 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:02:25,335 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:02:25,335 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:02:25,336 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:02:25,336 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:02:25,337 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 11:02:25,351 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:02:25,351 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:02:25,352 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:02:25,352 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:02:25,352 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:02:25,353 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 11:02:25,353 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 11:02:25,353 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 11:02:25,353 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 11:02:25,353 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 11:02:25,354 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 11:02:25,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:02:25,355 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:02:25,356 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:02:25,356 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:02:25,356 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:02:25,356 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:02:25,356 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 11:02:25,356 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 11:02:25,357 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 11:02:25,357 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:02:25,357 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:02:25,357 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 11:02:25,357 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:02:25,358 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 11:02:25,358 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:02:25,358 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:02:25,358 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 11:02:25,358 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:02:25,359 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:02:25,359 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 11:02:25,360 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 11:02:25,360 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_83e25165-5cb7-483e-b6bb-307b07b5ce5f/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(F end) ) 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 -> a2f01af3546ca3525e0ee0472f0f0b216e6d4f7c [2018-11-28 11:02:25,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:02:25,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:02:25,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:02:25,406 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:02:25,406 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:02:25,407 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/../../sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-28 11:02:25,461 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/data/a7e1965ef/6eed9f67f7a94159b673c217400da224/FLAGb9da1d7b9 [2018-11-28 11:02:25,846 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:02:25,846 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/sv-benchmarks/c/bitvector/s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-28 11:02:25,857 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/data/a7e1965ef/6eed9f67f7a94159b673c217400da224/FLAGb9da1d7b9 [2018-11-28 11:02:25,872 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/data/a7e1965ef/6eed9f67f7a94159b673c217400da224 [2018-11-28 11:02:25,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:02:25,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:02:25,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:02:25,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:02:25,882 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:02:25,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:02:25" (1/1) ... [2018-11-28 11:02:25,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0cbf9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:25, skipping insertion in model container [2018-11-28 11:02:25,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:02:25" (1/1) ... [2018-11-28 11:02:25,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:02:25,925 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:02:26,106 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:02:26,109 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:02:26,161 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:02:26,175 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:02:26,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26 WrapperNode [2018-11-28 11:02:26,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:02:26,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:02:26,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:02:26,177 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:02:26,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:02:26,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:02:26,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:02:26,265 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:02:26,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... [2018-11-28 11:02:26,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:02:26,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:02:26,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:02:26,300 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:02:26,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:26,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:02:26,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:02:26,425 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-28 11:02:26,425 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-28 11:02:26,879 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:02:26,879 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 11:02:26,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:02:26 BoogieIcfgContainer [2018-11-28 11:02:26,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:02:26,881 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 11:02:26,881 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 11:02:26,884 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 11:02:26,885 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:02:26,885 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:02:25" (1/3) ... [2018-11-28 11:02:26,887 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3576aecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:02:26, skipping insertion in model container [2018-11-28 11:02:26,887 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:02:26,887 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:02:26" (2/3) ... [2018-11-28 11:02:26,887 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3576aecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:02:26, skipping insertion in model container [2018-11-28 11:02:26,887 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:02:26,888 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:02:26" (3/3) ... [2018-11-28 11:02:26,889 INFO L375 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-28 11:02:26,936 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:02:26,936 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 11:02:26,936 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 11:02:26,936 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 11:02:26,936 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:02:26,937 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:02:26,937 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 11:02:26,937 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:02:26,937 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 11:02:26,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 136 states. [2018-11-28 11:02:26,977 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2018-11-28 11:02:26,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:02:26,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:02:26,987 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-28 11:02:26,987 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:26,987 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 11:02:26,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 136 states. [2018-11-28 11:02:26,993 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2018-11-28 11:02:26,993 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:02:26,994 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:02:26,995 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-28 11:02:26,995 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:27,001 INFO L794 eck$LassoCheckResult]: Stem: 95#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 108#L74true assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 97#L77-2true ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 10#L84true assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 9#L84-1true assume !(0 == ssl3_accept_~s__cert~0); 46#L100-2true [2018-11-28 11:02:27,001 INFO L796 eck$LassoCheckResult]: Loop: 46#L100-2true assume !false; 124#L101true ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 19#L103true assume 12292 == ssl3_accept_~s__state~0; 104#L104true ssl3_accept_~s__new_session~0 := 1; 45#L213true ssl3_accept_~s__server~0 := 1; 47#L218true assume 0 != ssl3_accept_~cb~0; 55#L218-2true assume !(3 != 8 * ssl3_accept_~s__version~0);ssl3_accept_~s__type~0 := 8192; 5#L230true assume !(0 == ssl3_accept_~s__init_buf___0~0); 16#L230-2true assume !(0 == ssl3_accept_~tmp___4~0);ssl3_accept_~s__init_num~0 := 0; 12#L255true assume !(12292 != ssl3_accept_~s__state~0);ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := 1 + ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;ssl3_accept_~s__state~0 := 8480; 6#L588true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 30#L626true ssl3_accept_~skip~0 := 0; 46#L100-2true [2018-11-28 11:02:27,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:27,007 INFO L82 PathProgramCache]: Analyzing trace with hash 29685103, now seen corresponding path program 1 times [2018-11-28 11:02:27,008 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:27,009 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:27,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:27,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:27,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:27,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1462368368, now seen corresponding path program 1 times [2018-11-28 11:02:27,116 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:27,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:27,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:27,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:27,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:27,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:02:27,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:02:27,148 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 11:02:27,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 11:02:27,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:02:27,161 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2018-11-28 11:02:27,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:27,175 INFO L93 Difference]: Finished difference Result 130 states and 219 transitions. [2018-11-28 11:02:27,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 11:02:27,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 219 transitions. [2018-11-28 11:02:27,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2018-11-28 11:02:27,186 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 111 states and 171 transitions. [2018-11-28 11:02:27,187 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 111 [2018-11-28 11:02:27,188 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 111 [2018-11-28 11:02:27,189 INFO L73 IsDeterministic]: Start isDeterministic. Operand 111 states and 171 transitions. [2018-11-28 11:02:27,190 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:02:27,190 INFO L705 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2018-11-28 11:02:27,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states and 171 transitions. [2018-11-28 11:02:27,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2018-11-28 11:02:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-11-28 11:02:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 171 transitions. [2018-11-28 11:02:27,221 INFO L728 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2018-11-28 11:02:27,222 INFO L608 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2018-11-28 11:02:27,222 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 11:02:27,222 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 111 states and 171 transitions. [2018-11-28 11:02:27,224 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2018-11-28 11:02:27,224 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:02:27,224 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:02:27,225 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-28 11:02:27,225 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:27,226 INFO L794 eck$LassoCheckResult]: Stem: 367#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 368#L74 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 369#L77-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 287#L84 assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 285#L84-1 assume !(0 == ssl3_accept_~s__cert~0); 286#L100-2 [2018-11-28 11:02:27,226 INFO L796 eck$LassoCheckResult]: Loop: 286#L100-2 assume !false; 330#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 299#L103 assume !(12292 == ssl3_accept_~s__state~0); 300#L106 assume !(16384 == ssl3_accept_~s__state~0); 291#L109 assume !(8192 == ssl3_accept_~s__state~0); 292#L112 assume !(24576 == ssl3_accept_~s__state~0); 373#L115 assume !(8195 == ssl3_accept_~s__state~0); 374#L118 assume 8480 == ssl3_accept_~s__state~0; 319#L122 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 282#L274 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~s__s3__tmp__next_state___0~0 := 8482;ssl3_accept_~s__state~0 := 8448;ssl3_accept_~s__init_num~0 := 0; 279#L588 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 280#L626 ssl3_accept_~skip~0 := 0; 286#L100-2 [2018-11-28 11:02:27,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:27,226 INFO L82 PathProgramCache]: Analyzing trace with hash 29685103, now seen corresponding path program 2 times [2018-11-28 11:02:27,226 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:27,227 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:27,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:27,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:27,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:27,247 INFO L82 PathProgramCache]: Analyzing trace with hash 722441207, now seen corresponding path program 1 times [2018-11-28 11:02:27,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:27,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:27,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,249 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:02:27,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:27,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:27,260 INFO L82 PathProgramCache]: Analyzing trace with hash -2007378843, now seen corresponding path program 1 times [2018-11-28 11:02:27,260 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:27,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:27,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:27,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:27,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:27,313 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:02:27,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:02:27,430 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:02:27,431 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:02:27,431 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:02:27,431 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:02:27,432 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:02:27,432 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:27,432 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:02:27,432 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:02:27,432 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration2_Loop [2018-11-28 11:02:27,432 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:02:27,433 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:02:27,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,561 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:02:27,561 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:27,571 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:02:27,571 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:02:27,579 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:02:27,579 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:27,598 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:02:27,599 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:27,622 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:02:27,622 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:02:27,630 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 11:02:27,645 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:02:27,645 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:02:27,645 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:02:27,646 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:02:27,646 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 11:02:27,646 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:27,646 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:02:27,646 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:02:27,646 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration2_Loop [2018-11-28 11:02:27,646 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:02:27,646 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:02:27,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:27,771 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:02:27,776 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 11:02:27,778 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:27,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:27,780 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:27,781 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:27,781 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:27,781 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:27,783 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:27,783 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:27,786 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:02:27,786 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:27,787 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:27,787 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:27,787 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:27,788 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:27,788 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:27,790 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:27,791 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:27,797 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 11:02:27,803 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-28 11:02:27,803 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-28 11:02:27,804 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 11:02:27,805 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-28 11:02:27,805 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 11:02:27,805 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0) = 1*ULTIMATE.start_ssl3_accept_~s__state~0 Supporting invariants [] [2018-11-28 11:02:27,808 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-28 11:02:27,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:27,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:02:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:27,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:02:27,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:27,880 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-28 11:02:27,881 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 171 transitions. cyclomatic complexity: 61 Second operand 5 states. [2018-11-28 11:02:28,290 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 171 transitions. cyclomatic complexity: 61. Second operand 5 states. Result 516 states and 787 transitions. Complement of second has 9 states. [2018-11-28 11:02:28,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-28 11:02:28,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 11:02:28,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 322 transitions. [2018-11-28 11:02:28,295 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 5 letters. Loop has 12 letters. [2018-11-28 11:02:28,296 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:02:28,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 17 letters. Loop has 12 letters. [2018-11-28 11:02:28,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:02:28,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 5 letters. Loop has 24 letters. [2018-11-28 11:02:28,298 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:02:28,298 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 516 states and 787 transitions. [2018-11-28 11:02:28,304 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2018-11-28 11:02:28,309 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 516 states to 486 states and 742 transitions. [2018-11-28 11:02:28,309 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 283 [2018-11-28 11:02:28,311 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 293 [2018-11-28 11:02:28,311 INFO L73 IsDeterministic]: Start isDeterministic. Operand 486 states and 742 transitions. [2018-11-28 11:02:28,311 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-28 11:02:28,311 INFO L705 BuchiCegarLoop]: Abstraction has 486 states and 742 transitions. [2018-11-28 11:02:28,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states and 742 transitions. [2018-11-28 11:02:28,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 359. [2018-11-28 11:02:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2018-11-28 11:02:28,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 553 transitions. [2018-11-28 11:02:28,334 INFO L728 BuchiCegarLoop]: Abstraction has 359 states and 553 transitions. [2018-11-28 11:02:28,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:02:28,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:02:28,334 INFO L87 Difference]: Start difference. First operand 359 states and 553 transitions. Second operand 3 states. [2018-11-28 11:02:28,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:28,457 INFO L93 Difference]: Finished difference Result 376 states and 573 transitions. [2018-11-28 11:02:28,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:02:28,458 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 376 states and 573 transitions. [2018-11-28 11:02:28,460 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2018-11-28 11:02:28,463 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 376 states to 376 states and 573 transitions. [2018-11-28 11:02:28,463 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 245 [2018-11-28 11:02:28,464 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 245 [2018-11-28 11:02:28,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 376 states and 573 transitions. [2018-11-28 11:02:28,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-28 11:02:28,464 INFO L705 BuchiCegarLoop]: Abstraction has 376 states and 573 transitions. [2018-11-28 11:02:28,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states and 573 transitions. [2018-11-28 11:02:28,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 374. [2018-11-28 11:02:28,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-11-28 11:02:28,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 571 transitions. [2018-11-28 11:02:28,479 INFO L728 BuchiCegarLoop]: Abstraction has 374 states and 571 transitions. [2018-11-28 11:02:28,480 INFO L608 BuchiCegarLoop]: Abstraction has 374 states and 571 transitions. [2018-11-28 11:02:28,480 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-28 11:02:28,480 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 374 states and 571 transitions. [2018-11-28 11:02:28,483 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2018-11-28 11:02:28,483 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:02:28,483 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:02:28,484 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:28,484 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:28,485 INFO L794 eck$LassoCheckResult]: Stem: 1915#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 1916#L74 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 1917#L77-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1748#L84 assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 1741#L84-1 assume !(0 == ssl3_accept_~s__cert~0); 1742#L100-2 assume !false; 1995#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 1993#L103 assume !(12292 == ssl3_accept_~s__state~0); 1991#L106 assume !(16384 == ssl3_accept_~s__state~0); 1989#L109 assume !(8192 == ssl3_accept_~s__state~0); 1987#L112 assume !(24576 == ssl3_accept_~s__state~0); 1985#L115 assume !(8195 == ssl3_accept_~s__state~0); 1983#L118 assume !(8480 == ssl3_accept_~s__state~0); 1981#L121 assume !(8481 == ssl3_accept_~s__state~0); 1979#L124 assume !(8482 == ssl3_accept_~s__state~0); 1973#L127 assume 8464 == ssl3_accept_~s__state~0; 1944#L134 [2018-11-28 11:02:28,485 INFO L796 eck$LassoCheckResult]: Loop: 1944#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 1945#L291 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 1952#L291-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 1727#L588 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 1728#L626 ssl3_accept_~skip~0 := 0; 1804#L100-2 assume !false; 1830#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 1767#L103 assume !(12292 == ssl3_accept_~s__state~0); 1768#L106 assume !(16384 == ssl3_accept_~s__state~0); 2081#L109 assume !(8192 == ssl3_accept_~s__state~0); 1943#L112 assume !(24576 == ssl3_accept_~s__state~0); 1923#L115 assume !(8195 == ssl3_accept_~s__state~0); 1924#L118 assume !(8480 == ssl3_accept_~s__state~0); 1969#L121 assume !(8481 == ssl3_accept_~s__state~0); 1968#L124 assume !(8482 == ssl3_accept_~s__state~0); 1967#L127 assume 8464 == ssl3_accept_~s__state~0; 1944#L134 [2018-11-28 11:02:28,485 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:28,485 INFO L82 PathProgramCache]: Analyzing trace with hash 2013326415, now seen corresponding path program 1 times [2018-11-28 11:02:28,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:28,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:28,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:28,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:28,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:28,511 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:28,512 INFO L82 PathProgramCache]: Analyzing trace with hash -1615757726, now seen corresponding path program 1 times [2018-11-28 11:02:28,512 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:28,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:28,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:28,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:28,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:28,527 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:28,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1142689456, now seen corresponding path program 1 times [2018-11-28 11:02:28,528 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:28,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:28,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:28,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:28,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:28,647 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:02:28,647 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:02:28,647 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:02:28,647 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:02:28,647 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:02:28,647 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,648 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:02:28,648 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:02:28,648 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration3_Loop [2018-11-28 11:02:28,648 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:02:28,648 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:02:28,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,731 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:02:28,731 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,733 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:02:28,733 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:02:28,736 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:02:28,736 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Honda state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,756 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:02:28,756 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:02:28,758 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:02:28,759 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,778 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:02:28,778 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:02:28,780 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:02:28,781 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,803 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:02:28,803 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:02:28,807 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:02:28,807 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_#t~nondet29=5, ULTIMATE.start_ssl3_accept_~ret~0=5} Honda state: {ULTIMATE.start_ssl3_accept_#t~nondet29=5, ULTIMATE.start_ssl3_accept_~ret~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,832 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:02:28,832 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,854 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:02:28,854 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:02:28,858 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 11:02:28,876 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:02:28,876 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:02:28,876 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:02:28,876 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:02:28,876 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 11:02:28,876 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:02:28,876 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:02:28,877 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:02:28,877 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_alt_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration3_Loop [2018-11-28 11:02:28,877 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:02:28,877 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:02:28,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:02:28,984 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:02:28,984 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 11:02:28,984 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:28,985 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:28,985 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:28,985 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:28,985 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:28,985 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:28,986 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:28,986 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:28,989 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:02:28,989 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:28,990 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:28,990 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:28,994 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:28,995 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:28,995 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:28,995 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:28,995 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:28,997 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:02:28,998 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:28,998 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:28,999 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:28,999 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:28,999 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:28,999 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:28,999 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:29,000 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:29,000 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:02:29,001 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:29,002 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:29,003 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:29,003 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:29,003 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:29,003 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:29,003 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:29,004 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:29,004 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:02:29,005 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:29,005 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:29,005 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:29,006 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:29,006 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:29,008 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:29,008 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:29,009 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:29,010 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:02:29,010 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 11:02:29,010 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:02:29,011 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:02:29,011 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:02:29,011 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:02:29,011 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:02:29,012 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:02:29,012 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:02:29,014 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 11:02:29,016 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-28 11:02:29,016 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-28 11:02:29,017 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 11:02:29,017 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-28 11:02:29,017 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 11:02:29,017 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~blastFlag~0) = -2*ULTIMATE.start_ssl3_accept_~blastFlag~0 + 1 Supporting invariants [] [2018-11-28 11:02:29,018 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-28 11:02:29,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:29,055 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:02:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:29,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:02:29,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:29,107 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-11-28 11:02:29,107 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 374 states and 571 transitions. cyclomatic complexity: 200 Second operand 4 states. [2018-11-28 11:02:29,155 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 374 states and 571 transitions. cyclomatic complexity: 200. Second operand 4 states. Result 616 states and 937 transitions. Complement of second has 4 states. [2018-11-28 11:02:29,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-11-28 11:02:29,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-28 11:02:29,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 333 transitions. [2018-11-28 11:02:29,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 16 letters. Loop has 16 letters. [2018-11-28 11:02:29,159 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:02:29,159 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 32 letters. Loop has 16 letters. [2018-11-28 11:02:29,159 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:02:29,160 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 16 letters. Loop has 32 letters. [2018-11-28 11:02:29,160 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:02:29,161 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 616 states and 937 transitions. [2018-11-28 11:02:29,167 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2018-11-28 11:02:29,171 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 616 states to 616 states and 937 transitions. [2018-11-28 11:02:29,171 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 363 [2018-11-28 11:02:29,172 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 365 [2018-11-28 11:02:29,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 616 states and 937 transitions. [2018-11-28 11:02:29,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-28 11:02:29,172 INFO L705 BuchiCegarLoop]: Abstraction has 616 states and 937 transitions. [2018-11-28 11:02:29,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states and 937 transitions. [2018-11-28 11:02:29,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 614. [2018-11-28 11:02:29,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2018-11-28 11:02:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 934 transitions. [2018-11-28 11:02:29,185 INFO L728 BuchiCegarLoop]: Abstraction has 614 states and 934 transitions. [2018-11-28 11:02:29,186 INFO L608 BuchiCegarLoop]: Abstraction has 614 states and 934 transitions. [2018-11-28 11:02:29,186 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-28 11:02:29,186 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 614 states and 934 transitions. [2018-11-28 11:02:29,189 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2018-11-28 11:02:29,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:02:29,190 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:02:29,190 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:29,191 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:29,191 INFO L794 eck$LassoCheckResult]: Stem: 3035#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 3036#L74 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 3037#L77-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2847#L84 assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 2845#L84-1 assume !(0 == ssl3_accept_~s__cert~0); 2846#L100-2 assume !false; 3184#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3244#L103 assume !(12292 == ssl3_accept_~s__state~0); 3241#L106 assume !(16384 == ssl3_accept_~s__state~0); 3239#L109 assume !(8192 == ssl3_accept_~s__state~0); 3237#L112 assume !(24576 == ssl3_accept_~s__state~0); 3235#L115 assume !(8195 == ssl3_accept_~s__state~0); 3233#L118 assume !(8480 == ssl3_accept_~s__state~0); 3230#L121 assume !(8481 == ssl3_accept_~s__state~0); 3228#L124 assume !(8482 == ssl3_accept_~s__state~0); 3225#L127 assume 8464 == ssl3_accept_~s__state~0; 3092#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 3068#L291 [2018-11-28 11:02:29,191 INFO L796 eck$LassoCheckResult]: Loop: 3068#L291 assume !(0 == ssl3_accept_~blastFlag~0); 3081#L291-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 3082#L588 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2907#L626 ssl3_accept_~skip~0 := 0; 2908#L100-2 assume !false; 3264#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3265#L103 assume !(12292 == ssl3_accept_~s__state~0); 3294#L106 assume !(16384 == ssl3_accept_~s__state~0); 3258#L109 assume !(8192 == ssl3_accept_~s__state~0); 3259#L112 assume !(24576 == ssl3_accept_~s__state~0); 3249#L115 assume !(8195 == ssl3_accept_~s__state~0); 3250#L118 assume !(8480 == ssl3_accept_~s__state~0); 3245#L121 assume !(8481 == ssl3_accept_~s__state~0); 3242#L124 assume !(8482 == ssl3_accept_~s__state~0); 3240#L127 assume 8464 == ssl3_accept_~s__state~0; 3067#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 3068#L291 [2018-11-28 11:02:29,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:29,191 INFO L82 PathProgramCache]: Analyzing trace with hash -2011390300, now seen corresponding path program 1 times [2018-11-28 11:02:29,191 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:29,192 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:29,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:29,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:29,214 INFO L82 PathProgramCache]: Analyzing trace with hash -12547202, now seen corresponding path program 1 times [2018-11-28 11:02:29,214 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:29,214 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:29,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:29,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:29,226 INFO L82 PathProgramCache]: Analyzing trace with hash 42566689, now seen corresponding path program 1 times [2018-11-28 11:02:29,226 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:29,226 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:29,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:29,227 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:02:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:02:29,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:02:29,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:02:29,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:02:29,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:02:29,330 INFO L87 Difference]: Start difference. First operand 614 states and 934 transitions. cyclomatic complexity: 325 Second operand 3 states. [2018-11-28 11:02:29,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:02:29,351 INFO L93 Difference]: Finished difference Result 735 states and 1106 transitions. [2018-11-28 11:02:29,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:02:29,352 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 735 states and 1106 transitions. [2018-11-28 11:02:29,357 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2018-11-28 11:02:29,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 735 states to 734 states and 1105 transitions. [2018-11-28 11:02:29,362 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 482 [2018-11-28 11:02:29,362 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2018-11-28 11:02:29,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 734 states and 1105 transitions. [2018-11-28 11:02:29,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-28 11:02:29,363 INFO L705 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2018-11-28 11:02:29,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states and 1105 transitions. [2018-11-28 11:02:29,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 734. [2018-11-28 11:02:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 734 states. [2018-11-28 11:02:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 1105 transitions. [2018-11-28 11:02:29,375 INFO L728 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2018-11-28 11:02:29,375 INFO L608 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2018-11-28 11:02:29,375 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2018-11-28 11:02:29,375 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 734 states and 1105 transitions. [2018-11-28 11:02:29,379 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2018-11-28 11:02:29,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:02:29,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:02:29,380 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:29,380 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:02:29,380 INFO L794 eck$LassoCheckResult]: Stem: 4397#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~ret43, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 4398#L74 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 4399#L77-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 4210#L84 assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 4203#L84-1 assume !(0 == ssl3_accept_~s__cert~0); 4204#L100-2 assume !false; 4580#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4716#L103 assume !(12292 == ssl3_accept_~s__state~0); 4714#L106 assume !(16384 == ssl3_accept_~s__state~0); 4712#L109 assume !(8192 == ssl3_accept_~s__state~0); 4710#L112 assume !(24576 == ssl3_accept_~s__state~0); 4708#L115 assume !(8195 == ssl3_accept_~s__state~0); 4706#L118 assume !(8480 == ssl3_accept_~s__state~0); 4401#L121 assume !(8481 == ssl3_accept_~s__state~0); 4339#L124 assume !(8482 == ssl3_accept_~s__state~0); 4340#L127 assume 8464 == ssl3_accept_~s__state~0; 4555#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 4462#L291 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 4463#L291-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 4458#L588 [2018-11-28 11:02:29,380 INFO L796 eck$LassoCheckResult]: Loop: 4458#L588 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4884#L626 ssl3_accept_~skip~0 := 0; 4882#L100-2 assume !false; 4880#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4878#L103 assume !(12292 == ssl3_accept_~s__state~0); 4876#L106 assume !(16384 == ssl3_accept_~s__state~0); 4874#L109 assume !(8192 == ssl3_accept_~s__state~0); 4872#L112 assume !(24576 == ssl3_accept_~s__state~0); 4870#L115 assume !(8195 == ssl3_accept_~s__state~0); 4701#L118 assume !(8480 == ssl3_accept_~s__state~0); 4589#L121 assume !(8481 == ssl3_accept_~s__state~0); 4704#L124 assume !(8482 == ssl3_accept_~s__state~0); 4778#L127 assume 8464 == ssl3_accept_~s__state~0; 4445#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 4446#L291 assume !(0 == ssl3_accept_~blastFlag~0); 4457#L291-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 4458#L588 [2018-11-28 11:02:29,380 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:29,380 INFO L82 PathProgramCache]: Analyzing trace with hash -210786196, now seen corresponding path program 1 times [2018-11-28 11:02:29,381 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:29,381 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:29,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:29,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:29,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1762268098, now seen corresponding path program 2 times [2018-11-28 11:02:29,396 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:29,396 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:29,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:02:29,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,404 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:02:29,404 INFO L82 PathProgramCache]: Analyzing trace with hash -48931159, now seen corresponding path program 1 times [2018-11-28 11:02:29,405 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:02:29,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:02:29,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,406 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:02:29,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:02:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:02:29,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:02:29 BoogieIcfgContainer [2018-11-28 11:02:29,671 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 11:02:29,671 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:02:29,671 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:02:29,672 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:02:29,672 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:02:26" (3/4) ... [2018-11-28 11:02:29,676 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-28 11:02:29,735 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_83e25165-5cb7-483e-b6bb-307b07b5ce5f/bin-2019/uautomizer/witness.graphml [2018-11-28 11:02:29,735 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:02:29,736 INFO L168 Benchmark]: Toolchain (without parser) took 3859.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 953.3 MB in the beginning and 912.4 MB in the end (delta: 40.9 MB). Peak memory consumption was 175.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:29,737 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:02:29,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.28 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.1 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:29,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:29,738 INFO L168 Benchmark]: Boogie Preprocessor took 35.13 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. [2018-11-28 11:02:29,738 INFO L168 Benchmark]: RCFGBuilder took 579.97 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: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:29,739 INFO L168 Benchmark]: BuchiAutomizer took 2790.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.1 MB in the end (delta: 157.6 MB). Peak memory consumption was 157.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:29,739 INFO L168 Benchmark]: Witness Printer took 63.77 ms. Allocated memory is still 1.2 GB. Free memory was 919.1 MB in the beginning and 912.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:02:29,741 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 298.28 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.1 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.13 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 579.97 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: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2790.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 919.1 MB in the end (delta: 157.6 MB). Peak memory consumption was 157.6 MB. Max. memory is 11.5 GB. * Witness Printer took 63.77 ms. Allocated memory is still 1.2 GB. Free memory was 919.1 MB in the beginning and 912.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (3 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 5 locations. One deterministic module has affine ranking function -2 * blastFlag + 1 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 734 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.7s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.3s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 131 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 734 states and ocurred in iteration 4. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 998 SDtfs, 957 SDslu, 488 SDs, 0 SdLazy, 425 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT1 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf97 lsp35 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq207 hnf89 smp100 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 626]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {s__ctx__stats__sess_accept=0, s__s3__tmp__new_cipher__algo_strength=0, \old(initial_state)=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1dd81994=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a812a9a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@62dfc58=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72d4bd38=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2d25be17=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c5c7f08=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3d97b830=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@279aeb4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f3013d6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@38d968d0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6bdf40ab=0, s__shutdown=0, s__type=0, state=8464, s__s3__tmp__use_rsa_tmp=0, s__session__cipher=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@fb29b82=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@dd50e39=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@65765ebf=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1259c52f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ba4ca4c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@42e811bc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d6747f1=0, tmp___7=0, tmp___3=0, \result=0, tmp=0, s__session__peer=0, s__version=0, s__init_num=0, s__in_handshake=0, ret=1, s__server=0, s__state=8464, s__info_callback=3, tmp___2=0, cb=3, s__s3__tmp__new_cipher__algorithms=0, tmp___10=0, s__verify_mode=0, tmp___6=0, tmp=2, ag_Y=0, s__s3__tmp__reuse_message=5, s__ctx__stats__sess_accept_renegotiate=0, __retres69=0, l=0, s__cert__pkeys__AT0__privatekey=0, s__debug=0, tmp___1=-12288, s__ctx__info_callback=0, tmp___9=0, s__s3__tmp__cert_request=0, tmp___5=0, s__hit=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c8bb58e=0, blastFlag=1, \result=0, ag_X=4232, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4e2785e4=0, got_new_session=1, s__s3__tmp__new_cipher=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1de42517=0, s__options=0, s__cert=4, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@34cc9589=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@806c469=0, Time=2, num1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@539ab4d6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3b5c900b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@404cfea0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d3e816d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@173c3120=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a58efcf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5df209bb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5bc83a10=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44b2e5a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@624e2084=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f3d001a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@629852c5=1, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b78f1c8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@57084ff9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2886361a=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7a101031=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6d0f72c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2371e5a3=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35a7db6c=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@267e875c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@35721ed3=0, tmp___8=0, tmp___4=0, s__ctx__stats__sess_accept_good=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 100]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L677] int s ; [L678] int tmp ; [L682] s = 8464 [L9] int s__info_callback = __VERIFIER_nondet_int(); [L10] int s__in_handshake = __VERIFIER_nondet_int(); [L11] int s__state ; [L12] int s__new_session ; [L13] int s__server ; [L14] int s__version = __VERIFIER_nondet_int(); [L15] int s__type ; [L16] int s__init_num ; [L17] int s__hit = __VERIFIER_nondet_int(); [L18] int s__rwstate ; [L19] int s__init_buf___0 ; [L20] int s__debug = __VERIFIER_nondet_int(); [L21] int s__shutdown ; [L22] int s__cert = __VERIFIER_nondet_int(); [L23] int s__options = __VERIFIER_nondet_int(); [L24] int s__verify_mode = __VERIFIER_nondet_int(); [L25] int s__session__peer = __VERIFIER_nondet_int(); [L26] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L27] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L28] int s__ctx__stats__sess_accept_renegotiate ; [L29] int s__ctx__stats__sess_accept ; [L30] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L31] int s__s3__tmp__cert_request ; [L32] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__use_rsa_tmp ; [L34] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__next_state___0 ; [L37] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L38] int s__session__cipher ; [L39] int buf ; [L40] unsigned long l ; [L41] unsigned long Time ; [L42] unsigned long tmp ; [L43] int cb ; [L44] long num1 ; [L45] int ret ; [L46] int new_state ; [L47] int state ; [L48] int skip ; [L49] int got_new_session ; [L50] int tmp___1 = __VERIFIER_nondet_int(); [L51] int tmp___2 = __VERIFIER_nondet_int(); [L52] int tmp___3 = __VERIFIER_nondet_int(); [L53] int tmp___4 = __VERIFIER_nondet_int(); [L54] int tmp___5 = __VERIFIER_nondet_int(); [L55] int tmp___6 = __VERIFIER_nondet_int(); [L56] int tmp___7 ; [L57] long tmp___8 = __VERIFIER_nondet_long(); [L58] int tmp___9 = __VERIFIER_nondet_int(); [L59] int tmp___10 = __VERIFIER_nondet_int(); [L60] int blastFlag ; [L61] int ag_X = __VERIFIER_nondet_int(); [L62] int ag_Y ; [L63] int __retres69 ; [L66] s__state = initial_state [L67] blastFlag = 0 [L68] tmp = __VERIFIER_nondet_int() [L69] Time = tmp [L70] cb = 0 [L71] ret = -1 [L72] skip = 0 [L73] got_new_session = 0 [L74] COND TRUE s__info_callback != 0 [L75] cb = s__info_callback [L83] s__in_handshake = s__in_handshake + 1 [L84] COND FALSE !(tmp___1 + 12288) [L93] COND FALSE !(s__cert == 0) [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND TRUE s__state == 8464 [L289] s__shutdown = 0 [L290] ret = __VERIFIER_nondet_int() [L291] COND TRUE blastFlag == 0 [L292] blastFlag = 1 [L296] COND FALSE !(ret <= 0) [L301] got_new_session = 1 [L302] s__state = (ag_X + ag_Y) * 2 [L303] s__init_num = 0 Loop: [L626] COND FALSE !(! s__s3__tmp__reuse_message) [L655] skip = 0 [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND TRUE s__state == 8464 [L289] s__shutdown = 0 [L290] ret = __VERIFIER_nondet_int() [L291] COND FALSE !(blastFlag == 0) [L296] COND FALSE !(ret <= 0) [L301] got_new_session = 1 [L302] s__state = (ag_X + ag_Y) * 2 [L303] s__init_num = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...