./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 c44a8f5e35fc1ee5ca6d97a995b7f7e9f785e1a5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.24-cad4683 [2019-11-15 22:43:15,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:43:15,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:43:15,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:43:15,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:43:15,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:43:15,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:43:15,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:43:15,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:43:15,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:43:15,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:43:15,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:43:15,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:43:15,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:43:15,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:43:15,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:43:15,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:43:15,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:43:15,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:43:15,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:43:15,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:43:15,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:43:15,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:43:15,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:43:15,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:43:15,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:43:15,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:43:15,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:43:15,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:43:15,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:43:15,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:43:15,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:43:15,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:43:15,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:43:15,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:43:15,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:43:15,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:43:15,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:43:15,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:43:15,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:43:15,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:43:15,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 22:43:15,673 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:43:15,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:43:15,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:43:15,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:43:15,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:43:15,675 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 22:43:15,676 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 22:43:15,676 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 22:43:15,676 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 22:43:15,676 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 22:43:15,676 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 22:43:15,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:43:15,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 22:43:15,677 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:43:15,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:43:15,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 22:43:15,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:43:15,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 22:43:15,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 22:43:15,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 22:43:15,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 22:43:15,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:43:15,679 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 22:43:15,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:43:15,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 22:43:15,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:43:15,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:43:15,680 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 22:43:15,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:43:15,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:43:15,684 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 22:43:15,685 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 22:43:15,701 INFO L138 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/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(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 -> c44a8f5e35fc1ee5ca6d97a995b7f7e9f785e1a5 [2019-11-15 22:43:15,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:43:15,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:43:15,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:43:15,745 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:43:15,745 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:43:15,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2019-11-15 22:43:15,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/data/aee53d674/b3083a9cf386457ca137d144190e2e1a/FLAGd729aee74 [2019-11-15 22:43:16,282 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:43:16,283 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2019-11-15 22:43:16,296 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/data/aee53d674/b3083a9cf386457ca137d144190e2e1a/FLAGd729aee74 [2019-11-15 22:43:16,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/data/aee53d674/b3083a9cf386457ca137d144190e2e1a [2019-11-15 22:43:16,587 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:43:16,588 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:43:16,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:43:16,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:43:16,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:43:16,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:43:16" (1/1) ... [2019-11-15 22:43:16,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13df5138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:16, skipping insertion in model container [2019-11-15 22:43:16,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:43:16" (1/1) ... [2019-11-15 22:43:16,604 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:43:16,661 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:43:17,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:43:17,014 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 22:43:17,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 22:43:17,101 INFO L192 MainTranslator]: Completed translation [2019-11-15 22:43:17,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17 WrapperNode [2019-11-15 22:43:17,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:43:17,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 22:43:17,102 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 22:43:17,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 22:43:17,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 22:43:17,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 22:43:17,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 22:43:17,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 22:43:17,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... [2019-11-15 22:43:17,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 22:43:17,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 22:43:17,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 22:43:17,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 22:43:17,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 [2019-11-15 22:43:17,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 22:43:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 22:43:17,374 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-15 22:43:17,933 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-11-15 22:43:17,933 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-11-15 22:43:17,934 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 22:43:17,934 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-15 22:43:17,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:43:17 BoogieIcfgContainer [2019-11-15 22:43:17,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 22:43:17,936 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 22:43:17,936 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 22:43:17,939 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 22:43:17,949 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:43:17,950 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 10:43:16" (1/3) ... [2019-11-15 22:43:17,951 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58aca40a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:43:17, skipping insertion in model container [2019-11-15 22:43:17,951 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:43:17,952 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:43:17" (2/3) ... [2019-11-15 22:43:17,952 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58aca40a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 10:43:17, skipping insertion in model container [2019-11-15 22:43:17,952 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 22:43:17,953 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:43:17" (3/3) ... [2019-11-15 22:43:17,956 INFO L371 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2019-11-15 22:43:18,005 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 22:43:18,005 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 22:43:18,006 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 22:43:18,007 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 22:43:18,007 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 22:43:18,007 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 22:43:18,007 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 22:43:18,007 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 22:43:18,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 136 states. [2019-11-15 22:43:18,064 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2019-11-15 22:43:18,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:43:18,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:43:18,073 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-15 22:43:18,073 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:18,073 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 22:43:18,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 136 states. [2019-11-15 22:43:18,079 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2019-11-15 22:43:18,080 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:43:18,080 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:43:18,083 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-15 22:43:18,083 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:18,088 INFO L791 eck$LassoCheckResult]: Stem: 106#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; 62#L75true assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 50#L78-2true ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 119#L85true assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 105#L85-1true assume !(0 == ssl3_accept_~s__cert~0); 138#L101-2true [2019-11-15 22:43:18,091 INFO L793 eck$LassoCheckResult]: Loop: 138#L101-2true assume !false; 77#L102true ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 113#L104true assume !(12292 == ssl3_accept_~s__state~0); 121#L107true assume 16384 == ssl3_accept_~s__state~0; 137#L214true ssl3_accept_~s__server~0 := 1; 5#L219true assume 0 != ssl3_accept_~cb~0; 14#L219-2true assume !(3 != 8 * ssl3_accept_~s__version~0 % 4294967296);ssl3_accept_~s__type~0 := 8192; 101#L231true assume !(0 == ssl3_accept_~s__init_buf___0~0); 96#L231-2true assume !(0 == ssl3_accept_~tmp___4~0);ssl3_accept_~s__init_num~0 := 0; 107#L256true 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; 99#L589true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 120#L627true ssl3_accept_~skip~0 := 0; 138#L101-2true [2019-11-15 22:43:18,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:18,096 INFO L82 PathProgramCache]: Analyzing trace with hash 29685103, now seen corresponding path program 1 times [2019-11-15 22:43:18,102 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:18,102 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482672711] [2019-11-15 22:43:18,102 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,102 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,102 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:18,201 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:18,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:18,202 INFO L82 PathProgramCache]: Analyzing trace with hash -901045244, now seen corresponding path program 1 times [2019-11-15 22:43:18,202 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:18,203 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426029362] [2019-11-15 22:43:18,203 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,203 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:43:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:43:18,232 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426029362] [2019-11-15 22:43:18,233 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:43:18,233 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 22:43:18,234 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056580464] [2019-11-15 22:43:18,238 INFO L808 eck$LassoCheckResult]: loop already infeasible [2019-11-15 22:43:18,239 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:43:18,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 22:43:18,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 22:43:18,252 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2019-11-15 22:43:18,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:43:18,266 INFO L93 Difference]: Finished difference Result 130 states and 219 transitions. [2019-11-15 22:43:18,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 22:43:18,268 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 130 states and 219 transitions. [2019-11-15 22:43:18,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2019-11-15 22:43:18,282 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 130 states to 111 states and 171 transitions. [2019-11-15 22:43:18,283 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 111 [2019-11-15 22:43:18,283 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 111 [2019-11-15 22:43:18,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 111 states and 171 transitions. [2019-11-15 22:43:18,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-15 22:43:18,285 INFO L688 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2019-11-15 22:43:18,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states and 171 transitions. [2019-11-15 22:43:18,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-11-15 22:43:18,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-11-15 22:43:18,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 171 transitions. [2019-11-15 22:43:18,312 INFO L711 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2019-11-15 22:43:18,312 INFO L591 BuchiCegarLoop]: Abstraction has 111 states and 171 transitions. [2019-11-15 22:43:18,313 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-15 22:43:18,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 111 states and 171 transitions. [2019-11-15 22:43:18,315 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2019-11-15 22:43:18,315 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:43:18,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:43:18,316 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-15 22:43:18,316 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:18,316 INFO L791 eck$LassoCheckResult]: Stem: 376#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; 344#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 335#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 336#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 346#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 375#L101-2 [2019-11-15 22:43:18,317 INFO L793 eck$LassoCheckResult]: Loop: 375#L101-2 assume !false; 358#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 359#L104 assume !(12292 == ssl3_accept_~s__state~0); 378#L107 assume !(16384 == ssl3_accept_~s__state~0); 377#L110 assume !(8192 == ssl3_accept_~s__state~0); 360#L113 assume !(24576 == ssl3_accept_~s__state~0); 341#L116 assume !(8195 == ssl3_accept_~s__state~0); 342#L119 assume 8480 == ssl3_accept_~s__state~0; 325#L123 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 374#L275 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; 280#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 285#L627 ssl3_accept_~skip~0 := 0; 375#L101-2 [2019-11-15 22:43:18,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:18,317 INFO L82 PathProgramCache]: Analyzing trace with hash 29685103, now seen corresponding path program 2 times [2019-11-15 22:43:18,317 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:18,317 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770191503] [2019-11-15 22:43:18,318 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,318 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:18,338 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:18,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:18,338 INFO L82 PathProgramCache]: Analyzing trace with hash 722441207, now seen corresponding path program 1 times [2019-11-15 22:43:18,338 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:18,339 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695653716] [2019-11-15 22:43:18,339 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,339 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,339 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:18,351 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:18,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:18,352 INFO L82 PathProgramCache]: Analyzing trace with hash -2007378843, now seen corresponding path program 1 times [2019-11-15 22:43:18,352 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:18,352 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099412388] [2019-11-15 22:43:18,352 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,353 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:18,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:43:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:43:18,403 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099412388] [2019-11-15 22:43:18,403 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:43:18,403 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 22:43:18,404 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553475213] [2019-11-15 22:43:18,514 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:43:18,515 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:43:18,515 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:43:18,515 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:43:18,515 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:43:18,516 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:43:18,516 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:43:18,516 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:43:18,516 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2019-11-15 22:43:18,516 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:43:18,517 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:43:18,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,691 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:43:18,692 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 [2019-11-15 22:43:18,702 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:43:18,702 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:43:18,714 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:43:18,715 INFO L440 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/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:43:18,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:43:18,726 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 [2019-11-15 22:43:18,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:43:18,754 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:43:18,762 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:43:18,764 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:43:18,765 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:43:18,765 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:43:18,765 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:43:18,765 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:43:18,765 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:43:18,765 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:43:18,765 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:43:18,765 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2019-11-15 22:43:18,766 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:43:18,766 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:43:18,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:18,926 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:43:18,930 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:43:18,932 INFO L120 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 [2019-11-15 22:43:18,937 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:18,938 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:18,938 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:18,939 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:18,939 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:18,941 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:18,941 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:18,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:43:18,954 INFO L120 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 [2019-11-15 22:43:18,955 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:18,956 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:18,956 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:18,957 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:18,957 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:18,958 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:18,959 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:18,967 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-15 22:43:18,988 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-15 22:43:18,999 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-11-15 22:43:19,001 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-15 22:43:19,002 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-15 22:43:19,002 INFO L510 LassoAnalysis]: Proved termination. [2019-11-15 22:43:19,003 INFO L512 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 [] [2019-11-15 22:43:19,005 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-15 22:43:19,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:43:19,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 22:43:19,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:43:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:43:19,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-15 22:43:19,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:43:19,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:43:19,126 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 [2019-11-15 22:43:19,127 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 171 transitions. cyclomatic complexity: 61 Second operand 5 states. [2019-11-15 22:43:19,667 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. [2019-11-15 22:43:19,667 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 [2019-11-15 22:43:19,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-15 22:43:19,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 322 transitions. [2019-11-15 22:43:19,671 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 5 letters. Loop has 12 letters. [2019-11-15 22:43:19,672 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:43:19,673 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 17 letters. Loop has 12 letters. [2019-11-15 22:43:19,673 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:43:19,673 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 322 transitions. Stem has 5 letters. Loop has 24 letters. [2019-11-15 22:43:19,674 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:43:19,674 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 516 states and 787 transitions. [2019-11-15 22:43:19,686 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2019-11-15 22:43:19,696 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 516 states to 486 states and 742 transitions. [2019-11-15 22:43:19,696 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 283 [2019-11-15 22:43:19,699 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 293 [2019-11-15 22:43:19,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 486 states and 742 transitions. [2019-11-15 22:43:19,699 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-15 22:43:19,699 INFO L688 BuchiCegarLoop]: Abstraction has 486 states and 742 transitions. [2019-11-15 22:43:19,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states and 742 transitions. [2019-11-15 22:43:19,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 359. [2019-11-15 22:43:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2019-11-15 22:43:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 553 transitions. [2019-11-15 22:43:19,749 INFO L711 BuchiCegarLoop]: Abstraction has 359 states and 553 transitions. [2019-11-15 22:43:19,750 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:43:19,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 22:43:19,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 22:43:19,753 INFO L87 Difference]: Start difference. First operand 359 states and 553 transitions. Second operand 3 states. [2019-11-15 22:43:19,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:43:19,915 INFO L93 Difference]: Finished difference Result 376 states and 573 transitions. [2019-11-15 22:43:19,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 22:43:19,916 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 376 states and 573 transitions. [2019-11-15 22:43:19,920 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2019-11-15 22:43:19,924 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 376 states to 376 states and 573 transitions. [2019-11-15 22:43:19,924 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 245 [2019-11-15 22:43:19,925 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 245 [2019-11-15 22:43:19,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 376 states and 573 transitions. [2019-11-15 22:43:19,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-15 22:43:19,926 INFO L688 BuchiCegarLoop]: Abstraction has 376 states and 573 transitions. [2019-11-15 22:43:19,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states and 573 transitions. [2019-11-15 22:43:19,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 374. [2019-11-15 22:43:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2019-11-15 22:43:19,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 571 transitions. [2019-11-15 22:43:19,939 INFO L711 BuchiCegarLoop]: Abstraction has 374 states and 571 transitions. [2019-11-15 22:43:19,939 INFO L591 BuchiCegarLoop]: Abstraction has 374 states and 571 transitions. [2019-11-15 22:43:19,939 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-15 22:43:19,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 374 states and 571 transitions. [2019-11-15 22:43:19,942 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2019-11-15 22:43:19,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:43:19,942 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:43:19,984 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:19,985 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:19,985 INFO L791 eck$LassoCheckResult]: Stem: 1923#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; 1856#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 1841#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1842#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 1858#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 1922#L101-2 assume !false; 2009#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2007#L104 assume !(12292 == ssl3_accept_~s__state~0); 2005#L107 assume !(16384 == ssl3_accept_~s__state~0); 2003#L110 assume !(8192 == ssl3_accept_~s__state~0); 2001#L113 assume !(24576 == ssl3_accept_~s__state~0); 2000#L116 assume !(8195 == ssl3_accept_~s__state~0); 1868#L119 assume !(8480 == ssl3_accept_~s__state~0); 1819#L122 assume !(8481 == ssl3_accept_~s__state~0); 1764#L125 assume !(8482 == ssl3_accept_~s__state~0); 1765#L128 assume 8464 == ssl3_accept_~s__state~0; 1743#L135 [2019-11-15 22:43:19,985 INFO L793 eck$LassoCheckResult]: Loop: 1743#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 1893#L292 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 1912#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 1909#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2024#L627 ssl3_accept_~skip~0 := 0; 2023#L101-2 assume !false; 2022#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2021#L104 assume !(12292 == ssl3_accept_~s__state~0); 2020#L107 assume !(16384 == ssl3_accept_~s__state~0); 2019#L110 assume !(8192 == ssl3_accept_~s__state~0); 1891#L113 assume !(24576 == ssl3_accept_~s__state~0); 1850#L116 assume !(8195 == ssl3_accept_~s__state~0); 1851#L119 assume !(8480 == ssl3_accept_~s__state~0); 1962#L122 assume !(8481 == ssl3_accept_~s__state~0); 1961#L125 assume !(8482 == ssl3_accept_~s__state~0); 1800#L128 assume 8464 == ssl3_accept_~s__state~0; 1743#L135 [2019-11-15 22:43:19,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:19,986 INFO L82 PathProgramCache]: Analyzing trace with hash 2013326415, now seen corresponding path program 1 times [2019-11-15 22:43:19,987 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:19,987 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812424120] [2019-11-15 22:43:19,987 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:19,987 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:19,987 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:20,011 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:20,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:20,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1615757726, now seen corresponding path program 1 times [2019-11-15 22:43:20,011 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:20,012 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804672085] [2019-11-15 22:43:20,012 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:20,012 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:20,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:20,055 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:20,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:20,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1142689456, now seen corresponding path program 1 times [2019-11-15 22:43:20,058 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:20,058 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156262435] [2019-11-15 22:43:20,059 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:20,059 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:20,059 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:20,098 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:20,236 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:43:20,236 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:43:20,236 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:43:20,236 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:43:20,236 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 22:43:20,236 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:43:20,237 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:43:20,237 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:43:20,237 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2019-11-15 22:43:20,237 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:43:20,237 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:43:20,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,439 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:43:20,439 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 [2019-11-15 22:43:20,443 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:43:20,444 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:43:20,447 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:43:20,447 INFO L440 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/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 [2019-11-15 22:43:20,457 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:43:20,457 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:43:20,460 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:43:20,460 INFO L440 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/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 [2019-11-15 22:43:20,466 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:43:20,466 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:43:20,469 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:43:20,469 INFO L440 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/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/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 [2019-11-15 22:43:20,477 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:43:20,477 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 22:43:20,486 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 22:43:20,486 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_#t~nondet29=1, ULTIMATE.start_ssl3_accept_~ret~0=1} Honda state: {ULTIMATE.start_ssl3_accept_#t~nondet29=1, ULTIMATE.start_ssl3_accept_~ret~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:43:20,521 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 22:43:20,522 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-15 22:43:20,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 22:43:20,543 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:43:20,550 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 22:43:20,552 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 22:43:20,552 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 22:43:20,552 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 22:43:20,552 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 22:43:20,552 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 22:43:20,552 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 22:43:20,553 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 22:43:20,553 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 22:43:20,553 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2019-11-15 22:43:20,553 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 22:43:20,553 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 22:43:20,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 22:43:20,751 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 22:43:20,751 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 22:43:20,751 INFO L120 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 [2019-11-15 22:43:20,752 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:20,752 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:20,752 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:20,752 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:20,753 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:20,753 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:20,753 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:20,757 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:43:20,757 INFO L120 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 [2019-11-15 22:43:20,758 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:20,758 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:20,758 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:20,758 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:20,758 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:20,759 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:20,759 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:20,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:43:20,762 INFO L120 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 [2019-11-15 22:43:20,762 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:20,763 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:20,763 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:20,763 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:20,763 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:20,764 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:20,764 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:20,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:43:20,765 INFO L120 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 [2019-11-15 22:43:20,766 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:20,766 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:20,766 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:20,766 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:20,767 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:20,767 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:20,767 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:20,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:43:20,769 INFO L120 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 [2019-11-15 22:43:20,769 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:20,769 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:20,770 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:20,770 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:20,770 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:20,770 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:20,771 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:20,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 22:43:20,772 INFO L120 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 [2019-11-15 22:43:20,773 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 22:43:20,773 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 22:43:20,773 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 22:43:20,773 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 22:43:20,773 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 22:43:20,774 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 22:43:20,774 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 22:43:20,777 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-15 22:43:20,780 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-15 22:43:20,780 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2019-11-15 22:43:20,781 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-15 22:43:20,781 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-15 22:43:20,781 INFO L510 LassoAnalysis]: Proved termination. [2019-11-15 22:43:20,781 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~blastFlag~0) = -2*ULTIMATE.start_ssl3_accept_~blastFlag~0 + 1 Supporting invariants [] [2019-11-15 22:43:20,782 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-15 22:43:20,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:20,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:43:20,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 22:43:20,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:43:20,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:43:20,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-15 22:43:20,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 22:43:20,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:43:20,874 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 [2019-11-15 22:43:20,875 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 374 states and 571 transitions. cyclomatic complexity: 200 Second operand 4 states. [2019-11-15 22:43:20,927 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. [2019-11-15 22:43:20,928 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 [2019-11-15 22:43:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-15 22:43:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 333 transitions. [2019-11-15 22:43:20,929 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 16 letters. Loop has 16 letters. [2019-11-15 22:43:20,929 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:43:20,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 32 letters. Loop has 16 letters. [2019-11-15 22:43:20,930 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:43:20,930 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 333 transitions. Stem has 16 letters. Loop has 32 letters. [2019-11-15 22:43:20,931 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 22:43:20,931 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 616 states and 937 transitions. [2019-11-15 22:43:20,941 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2019-11-15 22:43:20,947 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 616 states to 616 states and 937 transitions. [2019-11-15 22:43:20,948 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 363 [2019-11-15 22:43:20,948 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 365 [2019-11-15 22:43:20,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 616 states and 937 transitions. [2019-11-15 22:43:20,949 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-15 22:43:20,949 INFO L688 BuchiCegarLoop]: Abstraction has 616 states and 937 transitions. [2019-11-15 22:43:20,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states and 937 transitions. [2019-11-15 22:43:20,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 614. [2019-11-15 22:43:20,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2019-11-15 22:43:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 934 transitions. [2019-11-15 22:43:20,969 INFO L711 BuchiCegarLoop]: Abstraction has 614 states and 934 transitions. [2019-11-15 22:43:20,969 INFO L591 BuchiCegarLoop]: Abstraction has 614 states and 934 transitions. [2019-11-15 22:43:20,969 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-15 22:43:20,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 614 states and 934 transitions. [2019-11-15 22:43:20,975 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2019-11-15 22:43:20,975 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:43:20,975 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:43:20,976 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:20,977 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:20,977 INFO L791 eck$LassoCheckResult]: Stem: 3049#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; 2964#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 2948#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2949#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 2966#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 3048#L101-2 assume !false; 3248#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3246#L104 assume !(12292 == ssl3_accept_~s__state~0); 3237#L107 assume !(16384 == ssl3_accept_~s__state~0); 3236#L110 assume !(8192 == ssl3_accept_~s__state~0); 3234#L113 assume !(24576 == ssl3_accept_~s__state~0); 3232#L116 assume !(8195 == ssl3_accept_~s__state~0); 2975#L119 assume !(8480 == ssl3_accept_~s__state~0); 2924#L122 assume !(8481 == ssl3_accept_~s__state~0); 2868#L125 assume !(8482 == ssl3_accept_~s__state~0); 2869#L128 assume 8464 == ssl3_accept_~s__state~0; 3092#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 3006#L292 [2019-11-15 22:43:20,977 INFO L793 eck$LassoCheckResult]: Loop: 3006#L292 assume !(0 == ssl3_accept_~blastFlag~0); 3032#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 3028#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 3390#L627 ssl3_accept_~skip~0 := 0; 3389#L101-2 assume !false; 3388#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3382#L104 assume !(12292 == ssl3_accept_~s__state~0); 3381#L107 assume !(16384 == ssl3_accept_~s__state~0); 3050#L110 assume !(8192 == ssl3_accept_~s__state~0); 3002#L113 assume !(24576 == ssl3_accept_~s__state~0); 3003#L116 assume !(8195 == ssl3_accept_~s__state~0); 3286#L119 assume !(8480 == ssl3_accept_~s__state~0); 3181#L122 assume !(8481 == ssl3_accept_~s__state~0); 3182#L125 assume !(8482 == ssl3_accept_~s__state~0); 3210#L128 assume 8464 == ssl3_accept_~s__state~0; 3005#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 3006#L292 [2019-11-15 22:43:20,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:20,978 INFO L82 PathProgramCache]: Analyzing trace with hash -2011390300, now seen corresponding path program 1 times [2019-11-15 22:43:20,978 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:20,978 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735161187] [2019-11-15 22:43:20,978 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:20,978 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:20,978 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,015 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:21,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:21,015 INFO L82 PathProgramCache]: Analyzing trace with hash -12547202, now seen corresponding path program 1 times [2019-11-15 22:43:21,015 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:21,016 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067518792] [2019-11-15 22:43:21,016 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,016 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,016 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,044 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:21,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:21,045 INFO L82 PathProgramCache]: Analyzing trace with hash 42566689, now seen corresponding path program 1 times [2019-11-15 22:43:21,045 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:21,045 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433082381] [2019-11-15 22:43:21,045 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,045 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,045 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 22:43:21,088 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 22:43:21,089 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433082381] [2019-11-15 22:43:21,089 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 22:43:21,089 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 22:43:21,089 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746152315] [2019-11-15 22:43:21,188 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 22:43:21,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 22:43:21,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 22:43:21,189 INFO L87 Difference]: Start difference. First operand 614 states and 934 transitions. cyclomatic complexity: 325 Second operand 3 states. [2019-11-15 22:43:21,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 22:43:21,212 INFO L93 Difference]: Finished difference Result 735 states and 1106 transitions. [2019-11-15 22:43:21,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 22:43:21,213 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 735 states and 1106 transitions. [2019-11-15 22:43:21,219 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2019-11-15 22:43:21,226 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 735 states to 734 states and 1105 transitions. [2019-11-15 22:43:21,226 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 482 [2019-11-15 22:43:21,227 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 482 [2019-11-15 22:43:21,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 734 states and 1105 transitions. [2019-11-15 22:43:21,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-15 22:43:21,228 INFO L688 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2019-11-15 22:43:21,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states and 1105 transitions. [2019-11-15 22:43:21,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 734. [2019-11-15 22:43:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 734 states. [2019-11-15 22:43:21,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 1105 transitions. [2019-11-15 22:43:21,243 INFO L711 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2019-11-15 22:43:21,244 INFO L591 BuchiCegarLoop]: Abstraction has 734 states and 1105 transitions. [2019-11-15 22:43:21,244 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-15 22:43:21,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 734 states and 1105 transitions. [2019-11-15 22:43:21,248 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2019-11-15 22:43:21,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 22:43:21,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 22:43:21,250 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:21,250 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 22:43:21,250 INFO L791 eck$LassoCheckResult]: Stem: 4417#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; 4329#L75 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 4314#L78-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 4315#L85 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 4331#L85-1 assume !(0 == ssl3_accept_~s__cert~0); 4416#L101-2 assume !false; 4564#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4889#L104 assume !(12292 == ssl3_accept_~s__state~0); 4438#L107 assume !(16384 == ssl3_accept_~s__state~0); 4439#L110 assume !(8192 == ssl3_accept_~s__state~0); 4369#L113 assume !(24576 == ssl3_accept_~s__state~0); 4323#L116 assume !(8195 == ssl3_accept_~s__state~0); 4324#L119 assume !(8480 == ssl3_accept_~s__state~0); 4340#L122 assume !(8481 == ssl3_accept_~s__state~0); 4585#L125 assume !(8482 == ssl3_accept_~s__state~0); 4586#L128 assume 8464 == ssl3_accept_~s__state~0; 4265#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 4402#L292 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 4403#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 4721#L589 [2019-11-15 22:43:21,250 INFO L793 eck$LassoCheckResult]: Loop: 4721#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4770#L627 ssl3_accept_~skip~0 := 0; 4769#L101-2 assume !false; 4768#L102 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4767#L104 assume !(12292 == ssl3_accept_~s__state~0); 4766#L107 assume !(16384 == ssl3_accept_~s__state~0); 4765#L110 assume !(8192 == ssl3_accept_~s__state~0); 4764#L113 assume !(24576 == ssl3_accept_~s__state~0); 4763#L116 assume !(8195 == ssl3_accept_~s__state~0); 4762#L119 assume !(8480 == ssl3_accept_~s__state~0); 4602#L122 assume !(8481 == ssl3_accept_~s__state~0); 4600#L125 assume !(8482 == ssl3_accept_~s__state~0); 4596#L128 assume 8464 == ssl3_accept_~s__state~0; 4371#L135 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29; 4372#L292 assume !(0 == ssl3_accept_~blastFlag~0); 4401#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 4721#L589 [2019-11-15 22:43:21,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:21,251 INFO L82 PathProgramCache]: Analyzing trace with hash -210786196, now seen corresponding path program 1 times [2019-11-15 22:43:21,251 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:21,251 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683934576] [2019-11-15 22:43:21,251 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,251 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,252 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,279 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:21,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:21,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1762268098, now seen corresponding path program 2 times [2019-11-15 22:43:21,283 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:21,283 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422527635] [2019-11-15 22:43:21,284 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,284 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,284 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,300 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:21,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 22:43:21,301 INFO L82 PathProgramCache]: Analyzing trace with hash -48931159, now seen corresponding path program 1 times [2019-11-15 22:43:21,301 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 22:43:21,301 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986506850] [2019-11-15 22:43:21,302 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,302 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 22:43:21,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 22:43:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 22:43:21,336 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 22:43:21,608 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 73 [2019-11-15 22:43:21,743 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-11-15 22:43:21,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 10:43:21 BoogieIcfgContainer [2019-11-15 22:43:21,788 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 22:43:21,788 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 22:43:21,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 22:43:21,789 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 22:43:21,789 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:43:17" (3/4) ... [2019-11-15 22:43:21,792 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-15 22:43:21,883 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_94252d9d-2582-4a2b-a6be-a8260dfd0a5d/bin/uautomizer/witness.graphml [2019-11-15 22:43:21,883 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 22:43:21,884 INFO L168 Benchmark]: Toolchain (without parser) took 5296.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 944.7 MB in the beginning and 882.9 MB in the end (delta: 61.8 MB). Peak memory consumption was 219.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:43:21,885 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:43:21,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-15 22:43:21,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:43:21,886 INFO L168 Benchmark]: Boogie Preprocessor took 52.58 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 22:43:21,886 INFO L168 Benchmark]: RCFGBuilder took 726.15 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: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. [2019-11-15 22:43:21,886 INFO L168 Benchmark]: BuchiAutomizer took 3851.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.7 MB in the end (delta: 201.5 MB). Peak memory consumption was 201.5 MB. Max. memory is 11.5 GB. [2019-11-15 22:43:21,887 INFO L168 Benchmark]: Witness Printer took 94.97 ms. Allocated memory is still 1.2 GB. Free memory was 889.7 MB in the beginning and 882.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 22:43:21,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 512.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -202.5 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.58 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 726.15 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: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3851.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.7 MB in the end (delta: 201.5 MB). Peak memory consumption was 201.5 MB. Max. memory is 11.5 GB. * Witness Printer took 94.97 ms. Allocated memory is still 1.2 GB. Free memory was 889.7 MB in the beginning and 882.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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 3.7s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.4s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.1s 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, 0.4s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT1 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital52 mio100 ax100 hnf97 lsp46 ukn100 mio100 lsp100 div132 bol100 ite105 ukn100 eq184 hnf72 smp83 dnf98 smp100 tf107 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms 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: 627]: 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@794ddb3a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4fb9cac0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21407eef=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@58dd6d46=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7d90fdbe=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@57fb5f7d=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@76706691=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11f7ee8f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f46380=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@320c6a41=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3362490a=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@51313c89=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7299476=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19aa3e45=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b40baf2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@508d58d3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@8ebc4b5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7520e70d=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=10, tmp___2=0, cb=10, s__s3__tmp__new_cipher__algorithms=0, tmp___10=0, s__verify_mode=0, tmp___6=0, tmp=3, ag_Y=-2147483648, s__s3__tmp__reuse_message=12, 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@2dddfc75=0, blastFlag=1, \result=0, ag_X=-4294963064, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@258860e0=0, got_new_session=1, s__s3__tmp__new_cipher=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4aa0f318=0, s__options=0, s__cert=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29a3f76a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5ad72e9d=0, Time=3, num1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@156447ea=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@61cbd83=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@410a0b56=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e3cd05f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@148631d3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@474e7a00=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@65234d5b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52cf1bff=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@315c58f2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@701d45c6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5fafac0b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52cf1ba=1, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@bdf1b18=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52e841ee=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@753054ff=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1243cc8f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3445a80f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@424365a8=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c2f6d62=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56062254=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@36a80b04=0, tmp___8=0, tmp___4=0, s__ctx__stats__sess_accept_good=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 101]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L678] int s ; [L679] int tmp ; [L683] s = 8464 [L10] int s__info_callback = __VERIFIER_nondet_int(); [L11] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L12] int s__state ; [L13] int s__new_session ; [L14] int s__server ; [L15] unsigned int s__version = __VERIFIER_nondet_uint(); [L16] int s__type ; [L17] int s__init_num ; [L18] int s__hit = __VERIFIER_nondet_int(); [L19] int s__rwstate ; [L20] int s__init_buf___0 ; [L21] int s__debug = __VERIFIER_nondet_int(); [L22] int s__shutdown ; [L23] int s__cert = __VERIFIER_nondet_int(); [L24] int s__options = __VERIFIER_nondet_int(); [L25] unsigned int s__verify_mode = __VERIFIER_nondet_uint(); [L26] int s__session__peer = __VERIFIER_nondet_int(); [L27] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L28] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L29] int s__ctx__stats__sess_accept_renegotiate ; [L30] int s__ctx__stats__sess_accept ; [L31] unsigned int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_uint(); [L32] int s__s3__tmp__cert_request ; [L33] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L34] int s__s3__tmp__use_rsa_tmp ; [L35] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L37] int s__s3__tmp__next_state___0 ; [L38] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L39] int s__session__cipher ; [L40] int buf ; [L41] unsigned long l ; [L42] unsigned long Time ; [L43] unsigned long tmp ; [L44] int cb ; [L45] long num1 ; [L46] int ret ; [L47] int new_state ; [L48] int state ; [L49] int skip ; [L50] int got_new_session ; [L51] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L52] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L53] int tmp___3 = __VERIFIER_nondet_int(); [L54] int tmp___4 = __VERIFIER_nondet_int(); [L55] int tmp___5 = __VERIFIER_nondet_int(); [L56] unsigned int tmp___6 = __VERIFIER_nondet_uint(); [L57] int tmp___7 ; [L58] long tmp___8 = __VERIFIER_nondet_long(); [L59] int tmp___9 = __VERIFIER_nondet_int(); [L60] int tmp___10 = __VERIFIER_nondet_int(); [L61] int blastFlag ; [L62] int ag_X = __VERIFIER_nondet_int(); [L63] int ag_Y ; [L64] int __retres69 ; [L67] s__state = initial_state [L68] blastFlag = 0 [L69] tmp = __VERIFIER_nondet_int() [L70] Time = tmp [L71] cb = 0 [L72] ret = -1 [L73] skip = 0 [L74] got_new_session = 0 [L75] COND TRUE s__info_callback != 0 [L76] cb = s__info_callback [L84] s__in_handshake = s__in_handshake + 1 [L85] COND FALSE !(tmp___1 + 12288) [L94] COND FALSE !(s__cert == 0) [L101] COND TRUE 1 [L103] state = s__state [L104] COND FALSE !(s__state == 12292) [L107] COND FALSE !(s__state == 16384) [L110] COND FALSE !(s__state == 8192) [L113] COND FALSE !(s__state == 24576) [L116] COND FALSE !(s__state == 8195) [L119] COND FALSE !(s__state == 8480) [L122] COND FALSE !(s__state == 8481) [L125] COND FALSE !(s__state == 8482) [L128] COND TRUE s__state == 8464 [L290] s__shutdown = 0 [L291] ret = __VERIFIER_nondet_int() [L292] COND TRUE blastFlag == 0 [L293] blastFlag = 1 [L297] COND FALSE !(ret <= 0) [L302] got_new_session = 1 [L303] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L304] s__init_num = 0 Loop: [L627] COND FALSE !(! s__s3__tmp__reuse_message) [L656] skip = 0 [L101] COND TRUE 1 [L103] state = s__state [L104] COND FALSE !(s__state == 12292) [L107] COND FALSE !(s__state == 16384) [L110] COND FALSE !(s__state == 8192) [L113] COND FALSE !(s__state == 24576) [L116] COND FALSE !(s__state == 8195) [L119] COND FALSE !(s__state == 8480) [L122] COND FALSE !(s__state == 8481) [L125] COND FALSE !(s__state == 8482) [L128] COND TRUE s__state == 8464 [L290] s__shutdown = 0 [L291] ret = __VERIFIER_nondet_int() [L292] COND FALSE !(blastFlag == 0) [L297] COND FALSE !(ret <= 0) [L302] got_new_session = 1 [L303] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L304] s__init_num = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...