./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/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 4412f873965d7271481a31165cef4693811ec350 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-29 20:52:19,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:52:19,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:52:19,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:52:19,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:52:19,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:52:19,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:52:19,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:52:19,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:52:19,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:52:19,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:52:19,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:52:19,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:52:19,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:52:19,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:52:19,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:52:19,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:52:19,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:52:19,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:52:19,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:52:19,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:52:19,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:52:19,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:52:19,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:52:19,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:52:19,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:52:19,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:52:19,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:52:19,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:52:19,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:52:19,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:52:19,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:52:19,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:52:19,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:52:19,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:52:19,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:52:19,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:52:19,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:52:19,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:52:19,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:52:19,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:52:19,670 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 20:52:19,719 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:52:19,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:52:19,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:52:19,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:52:19,722 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:52:19,722 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 20:52:19,723 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 20:52:19,723 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 20:52:19,723 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 20:52:19,724 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 20:52:19,725 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 20:52:19,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:52:19,725 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:52:19,726 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:52:19,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:52:19,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:52:19,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:52:19,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 20:52:19,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 20:52:19,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 20:52:19,728 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:52:19,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:52:19,728 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 20:52:19,729 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:52:19,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 20:52:19,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:52:19,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:52:19,730 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 20:52:19,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:52:19,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:52:19,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:52:19,732 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 20:52:19,734 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 20:52:19,734 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4412f873965d7271481a31165cef4693811ec350 [2020-11-29 20:52:20,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:52:20,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:52:20,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:52:20,062 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:52:20,066 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:52:20,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2020-11-29 20:52:20,149 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/data/b6d967d3b/1fb00dc55fa94f959e428ec20f0a36ee/FLAG2d615021d [2020-11-29 20:52:20,656 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:52:20,657 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2020-11-29 20:52:20,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/data/b6d967d3b/1fb00dc55fa94f959e428ec20f0a36ee/FLAG2d615021d [2020-11-29 20:52:20,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/data/b6d967d3b/1fb00dc55fa94f959e428ec20f0a36ee [2020-11-29 20:52:20,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:52:20,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:52:20,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:52:20,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:52:20,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:52:20,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:52:20" (1/1) ... [2020-11-29 20:52:20,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c737eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:20, skipping insertion in model container [2020-11-29 20:52:20,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:52:20" (1/1) ... [2020-11-29 20:52:20,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:52:21,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:52:21,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:52:21,280 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:52:21,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:52:21,380 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:52:21,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21 WrapperNode [2020-11-29 20:52:21,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:52:21,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:52:21,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:52:21,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:52:21,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:52:21,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:52:21,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:52:21,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:52:21,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... [2020-11-29 20:52:21,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:52:21,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:52:21,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:52:21,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:52:21,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/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 [2020-11-29 20:52:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:52:21,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:52:21,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:52:21,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:52:21,711 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-29 20:52:22,426 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-11-29 20:52:22,426 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-11-29 20:52:22,438 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:52:22,438 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 20:52:22,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:52:22 BoogieIcfgContainer [2020-11-29 20:52:22,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:52:22,441 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 20:52:22,441 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 20:52:22,444 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 20:52:22,445 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:52:22,445 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 08:52:20" (1/3) ... [2020-11-29 20:52:22,447 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@562277ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:52:22, skipping insertion in model container [2020-11-29 20:52:22,448 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:52:22,454 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:52:21" (2/3) ... [2020-11-29 20:52:22,454 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@562277ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:52:22, skipping insertion in model container [2020-11-29 20:52:22,455 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:52:22,455 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:52:22" (3/3) ... [2020-11-29 20:52:22,457 INFO L373 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2020-11-29 20:52:22,531 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 20:52:22,531 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 20:52:22,531 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 20:52:22,532 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:52:22,532 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:52:22,532 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 20:52:22,532 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:52:22,532 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 20:52:22,549 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2020-11-29 20:52:22,579 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2020-11-29 20:52:22,580 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:52:22,580 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:52:22,587 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 20:52:22,587 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:22,587 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 20:52:22,587 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2020-11-29 20:52:22,595 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2020-11-29 20:52:22,595 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:52:22,595 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:52:22,597 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 20:52:22,597 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:22,601 INFO L794 eck$LassoCheckResult]: Stem: 107#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 17#L-1true havoc main_#res;havoc main_#t~ret54, 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~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_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, 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~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;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~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;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;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;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~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;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~nondet37;havoc ssl3_accept_#t~nondet37;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; 110#L77true assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 97#L80-2true ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 21#L87true assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 19#L87-1true assume !(0 == ssl3_accept_~s__cert~0); 26#L103-2true [2020-11-29 20:52:22,602 INFO L796 eck$LassoCheckResult]: Loop: 26#L103-2true assume !false; 117#L104true ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 36#L106true assume !(12292 == ssl3_accept_~s__state~0); 22#L109true assume !(16384 == ssl3_accept_~s__state~0); 129#L112true assume !(8192 == ssl3_accept_~s__state~0); 119#L115true assume !(24576 == ssl3_accept_~s__state~0); 124#L118true assume !(8195 == ssl3_accept_~s__state~0); 113#L121true assume 8480 == ssl3_accept_~s__state~0; 30#L125true ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet39;havoc ssl3_accept_#t~nondet39; 108#L278true 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; 95#L592true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 116#L630true ssl3_accept_~skip~0 := 0; 26#L103-2true [2020-11-29 20:52:22,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:22,608 INFO L82 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2020-11-29 20:52:22,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:22,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550770916] [2020-11-29 20:52:22,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:22,701 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:22,723 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:22,746 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:22,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:22,748 INFO L82 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2020-11-29 20:52:22,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:22,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137907922] [2020-11-29 20:52:22,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:22,757 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:22,763 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:22,767 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:22,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:22,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2020-11-29 20:52:22,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:22,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670182078] [2020-11-29 20:52:22,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:22,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:52:22,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670182078] [2020-11-29 20:52:22,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:52:22,910 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:52:22,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956712788] [2020-11-29 20:52:23,018 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:52:23,020 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:52:23,021 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:52:23,021 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:52:23,021 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:52:23,021 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:23,021 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:52:23,021 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:52:23,021 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2020-11-29 20:52:23,022 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:52:23,022 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:52:23,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,238 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:52:23,239 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/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) [2020-11-29 20:52:23,249 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:23,249 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:23,258 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:52:23,259 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_476649c3-bc30-4281-a120-c6daa32f8483/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) [2020-11-29 20:52:23,300 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:23,300 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_476649c3-bc30-4281-a120-c6daa32f8483/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 [2020-11-29 20:52:23,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:52:23,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:52:23,371 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 20:52:23,405 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:52:23,405 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:52:23,405 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:52:23,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:52:23,405 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:52:23,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:23,406 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:52:23,406 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:52:23,406 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2020-11-29 20:52:23,406 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:52:23,406 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:52:23,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:23,625 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:52:23,629 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/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) [2020-11-29 20:52:23,639 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 [2020-11-29 20:52:23,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:23,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:23,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:23,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:23,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:23,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:23,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:52:23,654 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/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) [2020-11-29 20:52:23,695 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 [2020-11-29 20:52:23,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:23,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:23,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:23,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:23,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:23,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:23,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:23,704 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 20:52:23,710 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-29 20:52:23,710 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/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 [2020-11-29 20:52:23,738 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 20:52:23,738 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 20:52:23,738 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 20:52:23,739 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 [] [2020-11-29 20:52:23,774 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 20:52:23,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:23,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 20:52:23,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:52:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:23,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 20:52:23,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:52:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:52:23,947 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 [2020-11-29 20:52:23,948 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 138 states. Second operand 5 states. [2020-11-29 20:52:24,723 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 138 states.. Second operand 5 states. Result 772 states and 1292 transitions. Complement of second has 10 states. [2020-11-29 20:52:24,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-11-29 20:52:24,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-29 20:52:24,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 662 transitions. [2020-11-29 20:52:24,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 662 transitions. Stem has 6 letters. Loop has 12 letters. [2020-11-29 20:52:24,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:24,732 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 662 transitions. Stem has 18 letters. Loop has 12 letters. [2020-11-29 20:52:24,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:24,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 662 transitions. Stem has 6 letters. Loop has 24 letters. [2020-11-29 20:52:24,734 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:24,735 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 772 states and 1292 transitions. [2020-11-29 20:52:24,762 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 198 [2020-11-29 20:52:24,778 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 772 states to 497 states and 761 transitions. [2020-11-29 20:52:24,779 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 294 [2020-11-29 20:52:24,782 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 304 [2020-11-29 20:52:24,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 497 states and 761 transitions. [2020-11-29 20:52:24,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 20:52:24,783 INFO L691 BuchiCegarLoop]: Abstraction has 497 states and 761 transitions. [2020-11-29 20:52:24,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states and 761 transitions. [2020-11-29 20:52:24,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 370. [2020-11-29 20:52:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2020-11-29 20:52:24,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 572 transitions. [2020-11-29 20:52:24,852 INFO L714 BuchiCegarLoop]: Abstraction has 370 states and 572 transitions. [2020-11-29 20:52:24,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:52:24,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:52:24,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:52:24,859 INFO L87 Difference]: Start difference. First operand 370 states and 572 transitions. Second operand 3 states. [2020-11-29 20:52:25,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:52:25,071 INFO L93 Difference]: Finished difference Result 140 states and 206 transitions. [2020-11-29 20:52:25,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:52:25,073 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 206 transitions. [2020-11-29 20:52:25,074 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 107 [2020-11-29 20:52:25,076 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 126 states and 187 transitions. [2020-11-29 20:52:25,076 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 126 [2020-11-29 20:52:25,077 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 126 [2020-11-29 20:52:25,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 126 states and 187 transitions. [2020-11-29 20:52:25,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:52:25,078 INFO L691 BuchiCegarLoop]: Abstraction has 126 states and 187 transitions. [2020-11-29 20:52:25,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states and 187 transitions. [2020-11-29 20:52:25,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2020-11-29 20:52:25,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-11-29 20:52:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 183 transitions. [2020-11-29 20:52:25,089 INFO L714 BuchiCegarLoop]: Abstraction has 123 states and 183 transitions. [2020-11-29 20:52:25,089 INFO L594 BuchiCegarLoop]: Abstraction has 123 states and 183 transitions. [2020-11-29 20:52:25,089 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 20:52:25,089 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 123 states and 183 transitions. [2020-11-29 20:52:25,090 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-29 20:52:25,090 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:52:25,091 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:52:25,093 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:25,094 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:25,094 INFO L794 eck$LassoCheckResult]: Stem: 1614#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1524#L-1 havoc main_#res;havoc main_#t~ret54, 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~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_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, 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~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;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~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;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;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;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~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;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~nondet37;havoc ssl3_accept_#t~nondet37;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; 1525#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 1598#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1532#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 1527#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 1528#L103-2 assume !false; 1630#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 1629#L106 assume !(12292 == ssl3_accept_~s__state~0); 1628#L109 assume !(16384 == ssl3_accept_~s__state~0); 1627#L112 assume !(8192 == ssl3_accept_~s__state~0); 1626#L115 assume !(24576 == ssl3_accept_~s__state~0); 1625#L118 assume !(8195 == ssl3_accept_~s__state~0); 1615#L121 assume !(8480 == ssl3_accept_~s__state~0); 1600#L124 assume !(8481 == ssl3_accept_~s__state~0); 1601#L127 assume !(8482 == ssl3_accept_~s__state~0); 1594#L130 assume 8464 == ssl3_accept_~s__state~0; 1551#L137 [2020-11-29 20:52:25,095 INFO L796 eck$LassoCheckResult]: Loop: 1551#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 1588#L295 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 1586#L295-2 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; 1509#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 1519#L630 ssl3_accept_~skip~0 := 0; 1542#L103-2 assume !false; 1543#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 1559#L106 assume !(12292 == ssl3_accept_~s__state~0); 1534#L109 assume !(16384 == ssl3_accept_~s__state~0); 1535#L112 assume !(8192 == ssl3_accept_~s__state~0); 1616#L115 assume !(24576 == ssl3_accept_~s__state~0); 1617#L118 assume !(8195 == ssl3_accept_~s__state~0); 1620#L121 assume !(8480 == ssl3_accept_~s__state~0); 1624#L124 assume !(8481 == ssl3_accept_~s__state~0); 1606#L127 assume !(8482 == ssl3_accept_~s__state~0); 1607#L130 assume 8464 == ssl3_accept_~s__state~0; 1551#L137 [2020-11-29 20:52:25,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:25,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2020-11-29 20:52:25,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:25,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435353339] [2020-11-29 20:52:25,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:25,132 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:25,160 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:25,170 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:25,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:25,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2020-11-29 20:52:25,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:25,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524996405] [2020-11-29 20:52:25,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:25,184 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:25,192 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:25,195 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:25,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:25,196 INFO L82 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2020-11-29 20:52:25,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:25,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212779368] [2020-11-29 20:52:25,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:25,219 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:25,246 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:25,257 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:25,374 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2020-11-29 20:52:25,471 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:52:25,471 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:52:25,471 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:52:25,471 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:52:25,471 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:52:25,471 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:25,471 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:52:25,471 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:52:25,472 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2020-11-29 20:52:25,472 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:52:25,472 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:52:25,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,722 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:52:25,722 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/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) [2020-11-29 20:52:25,743 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:25,743 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:25,747 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:52:25,747 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_476649c3-bc30-4281-a120-c6daa32f8483/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) [2020-11-29 20:52:25,787 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:25,788 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 [2020-11-29 20:52:25,792 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:52:25,793 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_476649c3-bc30-4281-a120-c6daa32f8483/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) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:25,831 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:25,831 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:52:25,833 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:52:25,834 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_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:25,881 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:25,881 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:25,926 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:52:25,926 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:25,932 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 20:52:25,965 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:52:25,966 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:52:25,966 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:52:25,966 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:52:25,966 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:52:25,966 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:25,966 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:52:25,966 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:52:25,966 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2020-11-29 20:52:25,966 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:52:25,966 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:52:25,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:25,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:26,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:26,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:26,148 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:52:26,148 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:26,152 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 [2020-11-29 20:52:26,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:26,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:26,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:26,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:26,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:26,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:26,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:52:26,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:26,187 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 [2020-11-29 20:52:26,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:26,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:26,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:26,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:26,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:26,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:26,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:52:26,198 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:26,238 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 [2020-11-29 20:52:26,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:26,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:26,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:26,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:26,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:26,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:26,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:26,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 16 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 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:26,285 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 [2020-11-29 20:52:26,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:26,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:26,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:26,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:26,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:26,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:26,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:52:26,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:26,333 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 [2020-11-29 20:52:26,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:26,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:26,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:26,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:26,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:26,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:26,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:52:26,341 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 20:52:26,365 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-29 20:52:26,365 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:26,393 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 20:52:26,393 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 20:52:26,393 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 20:52:26,393 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 [] [2020-11-29 20:52:26,413 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 20:52:26,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:26,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 20:52:26,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:52:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:26,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 20:52:26,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:52:26,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:52:26,669 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 [2020-11-29 20:52:26,670 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 123 states and 183 transitions. cyclomatic complexity: 61 Second operand 4 states. [2020-11-29 20:52:26,714 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 123 states and 183 transitions. cyclomatic complexity: 61. Second operand 4 states. Result 231 states and 349 transitions. Complement of second has 4 states. [2020-11-29 20:52:26,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2020-11-29 20:52:26,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-11-29 20:52:26,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 185 transitions. [2020-11-29 20:52:26,716 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 16 letters. [2020-11-29 20:52:26,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:26,716 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 33 letters. Loop has 16 letters. [2020-11-29 20:52:26,717 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:26,717 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 32 letters. [2020-11-29 20:52:26,718 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:26,718 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 349 transitions. [2020-11-29 20:52:26,720 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-29 20:52:26,723 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 231 states and 349 transitions. [2020-11-29 20:52:26,723 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2020-11-29 20:52:26,723 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 126 [2020-11-29 20:52:26,723 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 349 transitions. [2020-11-29 20:52:26,723 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 20:52:26,723 INFO L691 BuchiCegarLoop]: Abstraction has 231 states and 349 transitions. [2020-11-29 20:52:26,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 349 transitions. [2020-11-29 20:52:26,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 229. [2020-11-29 20:52:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-11-29 20:52:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 346 transitions. [2020-11-29 20:52:26,740 INFO L714 BuchiCegarLoop]: Abstraction has 229 states and 346 transitions. [2020-11-29 20:52:26,740 INFO L594 BuchiCegarLoop]: Abstraction has 229 states and 346 transitions. [2020-11-29 20:52:26,740 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-29 20:52:26,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 229 states and 346 transitions. [2020-11-29 20:52:26,741 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-29 20:52:26,741 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:52:26,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:52:26,742 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:26,742 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:26,743 INFO L794 eck$LassoCheckResult]: Stem: 2182#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 2013#L-1 havoc main_#res;havoc main_#t~ret54, 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~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_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, 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~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;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~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;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;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;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~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;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~nondet37;havoc ssl3_accept_#t~nondet37;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; 2014#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 2155#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2025#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 2017#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 2018#L103-2 assume !false; 2209#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2208#L106 assume !(12292 == ssl3_accept_~s__state~0); 2207#L109 assume !(16384 == ssl3_accept_~s__state~0); 2206#L112 assume !(8192 == ssl3_accept_~s__state~0); 2205#L115 assume !(24576 == ssl3_accept_~s__state~0); 2204#L118 assume !(8195 == ssl3_accept_~s__state~0); 2203#L121 assume !(8480 == ssl3_accept_~s__state~0); 2202#L124 assume !(8481 == ssl3_accept_~s__state~0); 2201#L127 assume !(8482 == ssl3_accept_~s__state~0); 2200#L130 assume 8464 == ssl3_accept_~s__state~0; 2199#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 2135#L295 [2020-11-29 20:52:26,743 INFO L796 eck$LassoCheckResult]: Loop: 2135#L295 assume !(0 == ssl3_accept_~blastFlag~0); 2131#L295-2 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; 1982#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2002#L630 ssl3_accept_~skip~0 := 0; 2043#L103-2 assume !false; 2044#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2077#L106 assume !(12292 == ssl3_accept_~s__state~0); 2027#L109 assume !(16384 == ssl3_accept_~s__state~0); 2028#L112 assume !(8192 == ssl3_accept_~s__state~0); 2185#L115 assume !(24576 == ssl3_accept_~s__state~0); 2186#L118 assume !(8195 == ssl3_accept_~s__state~0); 2183#L121 assume !(8480 == ssl3_accept_~s__state~0); 2158#L124 assume !(8481 == ssl3_accept_~s__state~0); 2159#L127 assume !(8482 == ssl3_accept_~s__state~0); 2148#L130 assume 8464 == ssl3_accept_~s__state~0; 2059#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 2135#L295 [2020-11-29 20:52:26,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:26,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2020-11-29 20:52:26,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:26,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239277473] [2020-11-29 20:52:26,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:26,771 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:26,793 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:26,800 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:26,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:26,800 INFO L82 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2020-11-29 20:52:26,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:26,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957479764] [2020-11-29 20:52:26,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:26,825 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:26,830 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:26,832 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:26,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:26,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2020-11-29 20:52:26,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:26,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496907400] [2020-11-29 20:52:26,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:52:26,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496907400] [2020-11-29 20:52:26,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:52:26,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:52:26,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574722165] [2020-11-29 20:52:27,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:52:27,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:52:27,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:52:27,043 INFO L87 Difference]: Start difference. First operand 229 states and 346 transitions. cyclomatic complexity: 119 Second operand 3 states. [2020-11-29 20:52:27,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:52:27,070 INFO L93 Difference]: Finished difference Result 231 states and 347 transitions. [2020-11-29 20:52:27,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:52:27,073 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 347 transitions. [2020-11-29 20:52:27,075 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-29 20:52:27,077 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 230 states and 346 transitions. [2020-11-29 20:52:27,077 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2020-11-29 20:52:27,077 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 124 [2020-11-29 20:52:27,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 230 states and 346 transitions. [2020-11-29 20:52:27,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 20:52:27,078 INFO L691 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-11-29 20:52:27,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states and 346 transitions. [2020-11-29 20:52:27,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2020-11-29 20:52:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-11-29 20:52:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 346 transitions. [2020-11-29 20:52:27,083 INFO L714 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-11-29 20:52:27,083 INFO L594 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-11-29 20:52:27,083 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-29 20:52:27,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 230 states and 346 transitions. [2020-11-29 20:52:27,085 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-29 20:52:27,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:52:27,085 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:52:27,088 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:27,088 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:27,088 INFO L794 eck$LassoCheckResult]: Stem: 2650#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 2481#L-1 havoc main_#res;havoc main_#t~ret54, 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~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_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, 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~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;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~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;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;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;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~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;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~nondet37;havoc ssl3_accept_#t~nondet37;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; 2482#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 2623#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2493#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 2485#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 2486#L103-2 assume !false; 2511#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2544#L106 assume !(12292 == ssl3_accept_~s__state~0); 2495#L109 assume !(16384 == ssl3_accept_~s__state~0); 2496#L112 assume !(8192 == ssl3_accept_~s__state~0); 2654#L115 assume !(24576 == ssl3_accept_~s__state~0); 2655#L118 assume !(8195 == ssl3_accept_~s__state~0); 2651#L121 assume !(8480 == ssl3_accept_~s__state~0); 2626#L124 assume !(8481 == ssl3_accept_~s__state~0); 2627#L127 assume !(8482 == ssl3_accept_~s__state~0); 2615#L130 assume 8464 == ssl3_accept_~s__state~0; 2616#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 2603#L295 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 2604#L295-2 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; 2450#L592 [2020-11-29 20:52:27,088 INFO L796 eck$LassoCheckResult]: Loop: 2450#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2470#L630 ssl3_accept_~skip~0 := 0; 2653#L103-2 assume !false; 2678#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2677#L106 assume !(12292 == ssl3_accept_~s__state~0); 2676#L109 assume !(16384 == ssl3_accept_~s__state~0); 2675#L112 assume !(8192 == ssl3_accept_~s__state~0); 2674#L115 assume !(24576 == ssl3_accept_~s__state~0); 2673#L118 assume !(8195 == ssl3_accept_~s__state~0); 2672#L121 assume 8480 == ssl3_accept_~s__state~0; 2520#L125 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet39;havoc ssl3_accept_#t~nondet39; 2521#L278 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; 2450#L592 [2020-11-29 20:52:27,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:27,089 INFO L82 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2020-11-29 20:52:27,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:27,089 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346162770] [2020-11-29 20:52:27,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:27,121 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:27,130 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:27,151 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:27,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:27,152 INFO L82 PathProgramCache]: Analyzing trace with hash -185438409, now seen corresponding path program 2 times [2020-11-29 20:52:27,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:27,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645207964] [2020-11-29 20:52:27,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:27,162 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:27,164 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:27,166 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:27,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:27,166 INFO L82 PathProgramCache]: Analyzing trace with hash 2068464805, now seen corresponding path program 1 times [2020-11-29 20:52:27,166 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:27,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168330332] [2020-11-29 20:52:27,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:27,198 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:27,216 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:27,231 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:27,404 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:52:27,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:52:27,405 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:52:27,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:52:27,405 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:52:27,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:27,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:52:27,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:52:27,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration4_Loop [2020-11-29 20:52:27,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:52:27,405 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:52:27,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,613 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:52:27,615 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:27,636 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:27,636 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:52:27,641 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:52:27,641 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_#t~nondet39=2, ULTIMATE.start_ssl3_accept_~ret~0=2} Honda state: {ULTIMATE.start_ssl3_accept_#t~nondet39=2, ULTIMATE.start_ssl3_accept_~ret~0=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:27,687 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:52:27,687 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:27,724 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:52:27,724 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:52:27,733 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 20:52:27,767 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:52:27,767 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:52:27,768 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:52:27,768 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:52:27,768 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:52:27,768 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:27,768 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:52:27,768 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:52:27,768 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration4_Loop [2020-11-29 20:52:27,768 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:52:27,768 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:52:27,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:52:27,983 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:52:27,983 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:27,999 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 [2020-11-29 20:52:28,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:28,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:28,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:28,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:28,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:28,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:28,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:28,047 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 [2020-11-29 20:52:28,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:28,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:28,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:28,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:28,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:28,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:28,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:28,091 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 [2020-11-29 20:52:28,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:28,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:28,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:28,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:28,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:28,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:28,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:28,138 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 [2020-11-29 20:52:28,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:28,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:28,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:28,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:28,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:28,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:28,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:28,180 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 [2020-11-29 20:52:28,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:28,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:28,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:28,182 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 20:52:28,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:28,183 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 20:52:28,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:28,222 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 [2020-11-29 20:52:28,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:28,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:28,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:28,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:28,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:28,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:28,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,227 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:28,263 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 [2020-11-29 20:52:28,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:52:28,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:52:28,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:52:28,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:52:28,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:52:28,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:52:28,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,271 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 20:52:28,275 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-29 20:52:28,275 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:52:28,282 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 20:52:28,282 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 20:52:28,282 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 20:52:28,282 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 [] Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:52:28,317 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 20:52:28,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:28,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 20:52:28,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:52:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:52:28,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 20:52:28,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:52:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:52:28,452 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 [2020-11-29 20:52:28,452 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 230 states and 346 transitions. cyclomatic complexity: 118 Second operand 4 states. [2020-11-29 20:52:28,963 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 230 states and 346 transitions. cyclomatic complexity: 118. Second operand 4 states. Result 1034 states and 1568 transitions. Complement of second has 9 states. [2020-11-29 20:52:28,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-11-29 20:52:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-11-29 20:52:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 336 transitions. [2020-11-29 20:52:28,964 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 20 letters. Loop has 12 letters. [2020-11-29 20:52:28,965 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:28,965 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 32 letters. Loop has 12 letters. [2020-11-29 20:52:28,965 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:28,965 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 20 letters. Loop has 24 letters. [2020-11-29 20:52:28,965 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:52:28,965 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1034 states and 1568 transitions. [2020-11-29 20:52:28,977 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-11-29 20:52:28,985 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1034 states to 839 states and 1273 transitions. [2020-11-29 20:52:28,985 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 296 [2020-11-29 20:52:28,986 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 305 [2020-11-29 20:52:28,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 839 states and 1273 transitions. [2020-11-29 20:52:28,986 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 20:52:28,987 INFO L691 BuchiCegarLoop]: Abstraction has 839 states and 1273 transitions. [2020-11-29 20:52:28,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states and 1273 transitions. [2020-11-29 20:52:29,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 642. [2020-11-29 20:52:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2020-11-29 20:52:29,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 981 transitions. [2020-11-29 20:52:29,005 INFO L714 BuchiCegarLoop]: Abstraction has 642 states and 981 transitions. [2020-11-29 20:52:29,005 INFO L594 BuchiCegarLoop]: Abstraction has 642 states and 981 transitions. [2020-11-29 20:52:29,005 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-11-29 20:52:29,005 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 642 states and 981 transitions. [2020-11-29 20:52:29,009 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-11-29 20:52:29,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:52:29,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:52:29,012 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:29,012 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:52:29,013 INFO L794 eck$LassoCheckResult]: Stem: 4058#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 3870#L-1 havoc main_#res;havoc main_#t~ret54, 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~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_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, 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~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;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~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;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;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;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~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;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~nondet37;havoc ssl3_accept_#t~nondet37;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; 3871#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 4022#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 3882#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 3874#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 3875#L103-2 assume !false; 4183#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4182#L106 assume !(12292 == ssl3_accept_~s__state~0); 4181#L109 assume !(16384 == ssl3_accept_~s__state~0); 4180#L112 assume !(8192 == ssl3_accept_~s__state~0); 4179#L115 assume !(24576 == ssl3_accept_~s__state~0); 4178#L118 assume !(8195 == ssl3_accept_~s__state~0); 4177#L121 assume !(8480 == ssl3_accept_~s__state~0); 4026#L124 assume !(8481 == ssl3_accept_~s__state~0); 4027#L127 assume !(8482 == ssl3_accept_~s__state~0); 4014#L130 assume 8464 == ssl3_accept_~s__state~0; 4015#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 4000#L295 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 4001#L295-2 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; 4237#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 3858#L630 ssl3_accept_~skip~0 := 0; 3900#L103-2 assume !false; 3901#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3932#L106 assume !(12292 == ssl3_accept_~s__state~0); 3884#L109 assume !(16384 == ssl3_accept_~s__state~0); 3885#L112 assume !(8192 == ssl3_accept_~s__state~0); 4065#L115 assume !(24576 == ssl3_accept_~s__state~0); 4066#L118 assume !(8195 == ssl3_accept_~s__state~0); 4060#L121 assume !(8480 == ssl3_accept_~s__state~0); 4061#L124 assume !(8481 == ssl3_accept_~s__state~0); 4175#L127 assume !(8482 == ssl3_accept_~s__state~0); 4176#L130 assume 8464 == ssl3_accept_~s__state~0; 4069#L137 [2020-11-29 20:52:29,013 INFO L796 eck$LassoCheckResult]: Loop: 4069#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 3999#L295 assume !(0 == ssl3_accept_~blastFlag~0); 3995#L295-2 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; 3838#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4137#L630 ssl3_accept_~skip~0 := 0; 4134#L103-2 assume !false; 4129#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4126#L106 assume !(12292 == ssl3_accept_~s__state~0); 4121#L109 assume !(16384 == ssl3_accept_~s__state~0); 4118#L112 assume !(8192 == ssl3_accept_~s__state~0); 4113#L115 assume !(24576 == ssl3_accept_~s__state~0); 4110#L118 assume !(8195 == ssl3_accept_~s__state~0); 4095#L121 assume !(8480 == ssl3_accept_~s__state~0); 4096#L124 assume !(8481 == ssl3_accept_~s__state~0); 4097#L127 assume !(8482 == ssl3_accept_~s__state~0); 4100#L130 assume 8464 == ssl3_accept_~s__state~0; 4069#L137 [2020-11-29 20:52:29,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:29,013 INFO L82 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 2 times [2020-11-29 20:52:29,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:29,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756154734] [2020-11-29 20:52:29,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:29,032 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:29,054 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:29,064 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:29,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:29,065 INFO L82 PathProgramCache]: Analyzing trace with hash 585462756, now seen corresponding path program 2 times [2020-11-29 20:52:29,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:29,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845646791] [2020-11-29 20:52:29,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:29,076 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:29,082 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:29,084 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:29,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:52:29,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1791454543, now seen corresponding path program 1 times [2020-11-29 20:52:29,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:52:29,085 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755642083] [2020-11-29 20:52:29,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:52:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:29,108 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:52:29,125 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:52:29,134 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:52:29,947 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 128 [2020-11-29 20:52:30,240 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2020-11-29 20:52:30,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 08:52:30 BoogieIcfgContainer [2020-11-29 20:52:30,312 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 20:52:30,313 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:52:30,313 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:52:30,313 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:52:30,313 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:52:22" (3/4) ... [2020-11-29 20:52:30,316 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 20:52:30,407 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_476649c3-bc30-4281-a120-c6daa32f8483/bin/uautomizer/witness.graphml [2020-11-29 20:52:30,407 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:52:30,408 INFO L168 Benchmark]: Toolchain (without parser) took 9425.63 ms. Allocated memory was 94.4 MB in the beginning and 182.5 MB in the end (delta: 88.1 MB). Free memory was 65.1 MB in the beginning and 127.9 MB in the end (delta: -62.8 MB). Peak memory consumption was 23.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:52:30,408 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 94.4 MB. Free memory is still 51.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:52:30,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.15 ms. Allocated memory is still 94.4 MB. Free memory was 64.8 MB in the beginning and 67.3 MB in the end (delta: -2.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:52:30,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.72 ms. Allocated memory is still 94.4 MB. Free memory was 67.3 MB in the beginning and 64.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:52:30,410 INFO L168 Benchmark]: Boogie Preprocessor took 55.12 ms. Allocated memory is still 94.4 MB. Free memory was 64.7 MB in the beginning and 62.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:52:30,410 INFO L168 Benchmark]: RCFGBuilder took 922.50 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 62.6 MB in the beginning and 59.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:52:30,410 INFO L168 Benchmark]: BuchiAutomizer took 7871.11 ms. Allocated memory was 113.2 MB in the beginning and 182.5 MB in the end (delta: 69.2 MB). Free memory was 59.2 MB in the beginning and 132.1 MB in the end (delta: -72.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:52:30,411 INFO L168 Benchmark]: Witness Printer took 94.38 ms. Allocated memory is still 182.5 MB. Free memory was 132.1 MB in the beginning and 127.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:52:30,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 ms. Allocated memory is still 94.4 MB. Free memory is still 51.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 405.15 ms. Allocated memory is still 94.4 MB. Free memory was 64.8 MB in the beginning and 67.3 MB in the end (delta: -2.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.72 ms. Allocated memory is still 94.4 MB. Free memory was 67.3 MB in the beginning and 64.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.12 ms. Allocated memory is still 94.4 MB. Free memory was 64.7 MB in the beginning and 62.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 922.50 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 62.6 MB in the beginning and 59.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 7871.11 ms. Allocated memory was 113.2 MB in the beginning and 182.5 MB in the end (delta: 69.2 MB). Free memory was 59.2 MB in the beginning and 132.1 MB in the end (delta: -72.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. * Witness Printer took 94.38 ms. Allocated memory is still 182.5 MB. Free memory was 132.1 MB in the beginning and 127.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 3 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 6 locations. One deterministic module has affine ranking function -2 * blastFlag + 1 and consists of 3 locations. One deterministic module has affine ranking function s__state and consists of 5 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 642 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.7s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 5.2s. Construction of modules took 1.0s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 329 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 642 states and ocurred in iteration 4. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 952 SDtfs, 1034 SDslu, 824 SDs, 0 SdLazy, 796 SolverSat, 104 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT2 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf97 lsp35 ukn100 mio100 lsp100 div175 bol100 ite100 ukn100 eq194 hnf74 smp96 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 130]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=27689} State at position 1 is {NULL=0, s__ctx__stats__sess_accept=0, s__s3__tmp__new_cipher__algo_strength=0, \old(initial_state)=8464, NULL=27689, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7dc169b0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28fcbb6f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3d89d247=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@219b46d0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2fbd5bbc=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@155f0e8e=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@aae01b1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6659b8ec=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@10a3d17e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@585ba440=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15314be7=0, s__shutdown=0, NULL=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@392f24f2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1316d535=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@53fd0595=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3bc5c4ab=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@29156fbe=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@507f5d87=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1e8edbca=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=11, tmp___2=0, cb=11, s__s3__tmp__new_cipher__algorithms=0, tmp___10=0, s__verify_mode=0, tmp___6=0, tmp=13, ag_Y=0, s__s3__tmp__reuse_message=15, s__ctx__stats__sess_accept_renegotiate=0, __retres69=0, l=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@8101f0e=0, NULL=0, s__cert__pkeys__AT0__privatekey=0, s__debug=0, tmp___1=4294955008, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c9a2bf4=0, s__ctx__info_callback=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7777e71f=0, tmp___9=0, s__s3__tmp__cert_request=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79509d84=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@aea361a=0, tmp___5=0, s__hit=0, blastFlag=1, NULL=27692, \result=0, ag_X=2147487880, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@229e9ae2=0, got_new_session=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ec01d28=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@48cfa61c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45d0f6e1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66637068=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c1a9a26=0, s__s3__tmp__new_cipher=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4e110b1f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e3abe12=0, s__options=0, s__cert=5, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@82566bd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@75782e79=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6cc3d745=0, Time=13, num1=0, NULL=27691, NULL=0, NULL=27690, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a1b234e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6ff2dc3f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@38f1ebbe=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@42fb1bbb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@382229dc=0, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a887556=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@13342fe0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5e7decc8=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@297fd9d9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3528d59d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5413acd3=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6d196b7=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1ced6315=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@43f455ce=0, tmp___8=0, tmp___4=0, s__ctx__stats__sess_accept_good=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 130]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L681] int s ; [L682] int tmp ; [L686] s = 8464 [L12] int s__info_callback = __VERIFIER_nondet_int(); [L13] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] unsigned int s__version = __VERIFIER_nondet_uint(); [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int(); [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int(); [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int(); [L26] int s__options = __VERIFIER_nondet_int(); [L27] unsigned int s__verify_mode = __VERIFIER_nondet_uint(); [L28] int s__session__peer = __VERIFIER_nondet_int(); [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L30] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L33] unsigned int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_uint(); [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L38] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L41] int s__session__cipher ; [L42] int buf ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp ; [L46] int cb ; [L47] long num1 = __VERIFIER_nondet_long(); [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L54] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L55] int tmp___3 = __VERIFIER_nondet_int(); [L56] int tmp___4 = __VERIFIER_nondet_int(); [L57] int tmp___5 = __VERIFIER_nondet_int(); [L58] unsigned int tmp___6 = __VERIFIER_nondet_uint(); [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long(); [L61] int tmp___9 = __VERIFIER_nondet_int(); [L62] int tmp___10 = __VERIFIER_nondet_int(); [L63] int blastFlag ; [L64] int ag_X = __VERIFIER_nondet_int(); [L65] int ag_Y = __VERIFIER_nondet_int(); [L66] int __retres69 ; [L69] s__state = initial_state [L70] blastFlag = 0 [L71] tmp = __VERIFIER_nondet_int() [L72] Time = tmp [L73] cb = 0 [L74] ret = -1 [L75] skip = 0 [L76] got_new_session = 0 [L77] COND TRUE s__info_callback != 0 [L78] cb = s__info_callback [L86] s__in_handshake = s__in_handshake + 1 [L87] COND FALSE !(tmp___1 + 12288) [L96] COND FALSE !(s__cert == 0) [L103] COND TRUE 1 [L105] state = s__state [L106] COND FALSE !(s__state == 12292) [L109] COND FALSE !(s__state == 16384) [L112] COND FALSE !(s__state == 8192) [L115] COND FALSE !(s__state == 24576) [L118] COND FALSE !(s__state == 8195) [L121] COND FALSE !(s__state == 8480) [L124] COND FALSE !(s__state == 8481) [L127] COND FALSE !(s__state == 8482) [L130] COND TRUE s__state == 8464 [L293] s__shutdown = 0 [L294] ret = __VERIFIER_nondet_int() [L295] COND TRUE blastFlag == 0 [L296] blastFlag = 1 [L300] COND FALSE !(ret <= 0) [L305] got_new_session = 1 [L306] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L307] s__init_num = 0 [L630] COND FALSE !(! s__s3__tmp__reuse_message) [L659] skip = 0 [L103] COND TRUE 1 [L105] state = s__state [L106] COND FALSE !(s__state == 12292) [L109] COND FALSE !(s__state == 16384) [L112] COND FALSE !(s__state == 8192) [L115] COND FALSE !(s__state == 24576) [L118] COND FALSE !(s__state == 8195) [L121] COND FALSE !(s__state == 8480) [L124] COND FALSE !(s__state == 8481) [L127] COND FALSE !(s__state == 8482) [L130] COND TRUE s__state == 8464 Loop: [L293] s__shutdown = 0 [L294] ret = __VERIFIER_nondet_int() [L295] COND FALSE !(blastFlag == 0) [L300] COND FALSE !(ret <= 0) [L305] got_new_session = 1 [L306] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L307] s__init_num = 0 [L630] COND FALSE !(! s__s3__tmp__reuse_message) [L659] skip = 0 [L103] COND TRUE 1 [L105] state = s__state [L106] COND FALSE !(s__state == 12292) [L109] COND FALSE !(s__state == 16384) [L112] COND FALSE !(s__state == 8192) [L115] COND FALSE !(s__state == 24576) [L118] COND FALSE !(s__state == 8195) [L121] COND FALSE !(s__state == 8480) [L124] COND FALSE !(s__state == 8481) [L127] COND FALSE !(s__state == 8482) [L130] COND TRUE s__state == 8464 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...