./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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 04feb5c83918fd751a112898fdf968c7fd7558ae .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 [2020-11-30 00:06:51,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:06:51,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:06:51,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:06:51,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:06:51,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:06:51,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:06:51,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:06:51,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:06:51,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:06:51,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:06:51,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:06:51,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:06:51,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:06:51,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:06:51,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:06:51,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:06:51,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:06:51,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:06:51,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:06:51,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:06:51,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:06:51,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:06:51,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:06:51,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:06:51,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:06:51,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:06:51,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:06:51,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:06:51,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:06:51,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:06:51,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:06:51,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:06:51,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:06:51,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:06:51,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:06:51,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:06:51,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:06:51,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:06:51,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:06:51,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:06:51,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-30 00:06:51,610 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:06:51,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:06:51,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:06:51,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:06:51,613 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:06:51,614 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-30 00:06:51,614 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-30 00:06:51,614 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-30 00:06:51,615 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-30 00:06:51,615 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-30 00:06:51,615 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-30 00:06:51,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:06:51,616 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:06:51,616 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:06:51,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:06:51,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:06:51,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:06:51,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-30 00:06:51,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-30 00:06:51,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-30 00:06:51,618 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:06:51,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:06:51,619 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-30 00:06:51,619 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:06:51,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-30 00:06:51,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:06:51,620 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:06:51,620 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-30 00:06:51,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:06:51,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:06:51,621 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:06:51,621 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-30 00:06:51,627 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-30 00:06:51,627 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_765f238f-5858-4f31-b00e-02c08247a406/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04feb5c83918fd751a112898fdf968c7fd7558ae [2020-11-30 00:06:52,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:06:52,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:06:52,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:06:52,113 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:06:52,114 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:06:52,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/../../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2020-11-30 00:06:52,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/data/eb3198f19/f81233d5fcd04b77ae9aca301eb8f864/FLAG8d5b6d0f3 [2020-11-30 00:06:52,825 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:06:52,826 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2020-11-30 00:06:52,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/data/eb3198f19/f81233d5fcd04b77ae9aca301eb8f864/FLAG8d5b6d0f3 [2020-11-30 00:06:53,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/data/eb3198f19/f81233d5fcd04b77ae9aca301eb8f864 [2020-11-30 00:06:53,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:06:53,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:06:53,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:06:53,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:06:53,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:06:53,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4363546d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53, skipping insertion in model container [2020-11-30 00:06:53,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:06:53,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:06:53,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:06:53,621 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:06:53,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:06:53,767 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:06:53,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53 WrapperNode [2020-11-30 00:06:53,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:06:53,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:06:53,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:06:53,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:06:53,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:06:53,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:06:53,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:06:53,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:06:53,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... [2020-11-30 00:06:53,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:06:53,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:06:53,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:06:53,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:06:53,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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 [2020-11-30 00:06:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:06:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:06:54,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:06:54,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:06:54,464 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-30 00:06:55,366 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-11-30 00:06:55,367 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-11-30 00:06:55,388 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:06:55,389 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 00:06:55,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:06:55 BoogieIcfgContainer [2020-11-30 00:06:55,393 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:06:55,398 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-30 00:06:55,399 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-30 00:06:55,402 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-30 00:06:55,403 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:06:55,403 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 30.11 12:06:53" (1/3) ... [2020-11-30 00:06:55,404 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@261fb4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:06:55, skipping insertion in model container [2020-11-30 00:06:55,405 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:06:55,405 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:06:53" (2/3) ... [2020-11-30 00:06:55,405 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@261fb4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:06:55, skipping insertion in model container [2020-11-30 00:06:55,405 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:06:55,405 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:06:55" (3/3) ... [2020-11-30 00:06:55,407 INFO L373 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2020-11-30 00:06:55,470 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-30 00:06:55,470 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-30 00:06:55,470 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-30 00:06:55,470 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:06:55,470 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:06:55,471 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-30 00:06:55,471 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:06:55,471 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-30 00:06:55,492 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2020-11-30 00:06:55,538 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2020-11-30 00:06:55,539 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:06:55,539 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:06:55,549 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-30 00:06:55,549 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:06:55,549 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-30 00:06:55,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2020-11-30 00:06:55,558 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2020-11-30 00:06:55,558 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:06:55,558 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:06:55,560 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-30 00:06:55,560 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:06:55,566 INFO L794 eck$LassoCheckResult]: Stem: 99#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(26);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 10#L-1true havoc main_#res;havoc main_#t~ret50, 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_~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;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;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; 106#L77true assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 85#L80-2true ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 15#L87true assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 13#L87-1true assume !(0 == ssl3_accept_~s__cert~0); 19#L103-2true [2020-11-30 00:06:55,567 INFO L796 eck$LassoCheckResult]: Loop: 19#L103-2true assume !false; 114#L104true ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 26#L106true assume !(12292 == ssl3_accept_~s__state~0); 16#L109true assume 16384 == ssl3_accept_~s__state~0; 33#L216true ssl3_accept_~s__server~0 := 1; 42#L221true assume 0 != ssl3_accept_~cb~0; 35#L221-2true assume !(3 != 8 * ssl3_accept_~s__version~0 % 4294967296);ssl3_accept_~s__type~0 := 8192; 135#L233true assume !(0 == ssl3_accept_~s__init_buf___0~0); 130#L233-2true assume !(0 == ssl3_accept_~tmp___4~0);ssl3_accept_~s__init_num~0 := 0; 139#L258true assume !(12292 != ssl3_accept_~s__state~0);ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := 1 + ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;ssl3_accept_~s__state~0 := 8480; 140#L591true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 23#L629true ssl3_accept_~skip~0 := 0; 19#L103-2true [2020-11-30 00:06:55,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:55,574 INFO L82 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2020-11-30 00:06:55,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:55,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630607566] [2020-11-30 00:06:55,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:55,684 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:55,708 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:55,733 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:06:55,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:55,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1912984380, now seen corresponding path program 1 times [2020-11-30 00:06:55,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:55,736 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167550917] [2020-11-30 00:06:55,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:06:55,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:06:55,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167550917] [2020-11-30 00:06:55,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:06:55,771 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 00:06:55,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139405312] [2020-11-30 00:06:55,777 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-30 00:06:55,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:06:55,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-30 00:06:55,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-30 00:06:55,796 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-11-30 00:06:55,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:06:55,812 INFO L93 Difference]: Finished difference Result 131 states and 220 transitions. [2020-11-30 00:06:55,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 00:06:55,814 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 131 states and 220 transitions. [2020-11-30 00:06:55,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-30 00:06:55,825 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 131 states to 112 states and 172 transitions. [2020-11-30 00:06:55,826 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 112 [2020-11-30 00:06:55,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 112 [2020-11-30 00:06:55,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 172 transitions. [2020-11-30 00:06:55,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 00:06:55,842 INFO L691 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2020-11-30 00:06:55,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 172 transitions. [2020-11-30 00:06:55,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2020-11-30 00:06:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-11-30 00:06:55,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2020-11-30 00:06:55,881 INFO L714 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2020-11-30 00:06:55,881 INFO L594 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2020-11-30 00:06:55,881 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-30 00:06:55,882 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 112 states and 172 transitions. [2020-11-30 00:06:55,884 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-30 00:06:55,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:06:55,884 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:06:55,886 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-30 00:06:55,886 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:06:55,886 INFO L794 eck$LassoCheckResult]: Stem: 374#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(26);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 286#L-1 havoc main_#res;havoc main_#t~ret50, 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_~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;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;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; 287#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 349#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 291#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 289#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 290#L103-2 [2020-11-30 00:06:55,886 INFO L796 eck$LassoCheckResult]: Loop: 290#L103-2 assume !false; 299#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 312#L106 assume !(12292 == ssl3_accept_~s__state~0); 293#L109 assume !(16384 == ssl3_accept_~s__state~0); 294#L112 assume !(8192 == ssl3_accept_~s__state~0); 382#L115 assume !(24576 == ssl3_accept_~s__state~0); 383#L118 assume !(8195 == ssl3_accept_~s__state~0); 376#L121 assume 8480 == ssl3_accept_~s__state~0; 300#L125 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35; 288#L277 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; 281#L591 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 306#L629 ssl3_accept_~skip~0 := 0; 290#L103-2 [2020-11-30 00:06:55,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:55,888 INFO L82 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 2 times [2020-11-30 00:06:55,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:55,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858912717] [2020-11-30 00:06:55,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:55,910 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:55,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:55,940 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:55,951 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:06:55,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:55,958 INFO L82 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2020-11-30 00:06:55,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:55,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710664562] [2020-11-30 00:06:55,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:55,985 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:55,992 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:55,996 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:06:55,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:55,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2020-11-30 00:06:55,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:55,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145413564] [2020-11-30 00:06:55,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:06:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:06:56,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145413564] [2020-11-30 00:06:56,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:06:56,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:06:56,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832703154] [2020-11-30 00:06:56,292 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-11-30 00:06:56,350 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:06:56,351 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:06:56,352 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:06:56,352 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:06:56,352 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 00:06:56,352 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:56,353 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:06:56,353 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:06:56,353 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2020-11-30 00:06:56,353 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:06:56,354 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:06:56,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,603 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:06:56,604 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:56,615 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:06:56,616 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 [2020-11-30 00:06:56,633 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:06:56,634 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_765f238f-5858-4f31-b00e-02c08247a406/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:56,670 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:06:56,670 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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 [2020-11-30 00:06:56,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 00:06:56,708 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:06:56,722 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 00:06:56,749 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:06:56,749 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:06:56,749 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:06:56,749 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:06:56,749 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:06:56,749 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:56,750 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:06:56,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:06:56,750 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2020-11-30 00:06:56,750 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:06:56,750 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:06:56,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:56,976 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:06:56,982 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:56,998 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 [2020-11-30 00:06:57,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:06:57,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:06:57,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:06:57,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:06:57,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:57,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:06:57,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:06:57,009 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:57,057 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 [2020-11-30 00:06:57,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:06:57,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:06:57,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:06:57,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:06:57,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:06:57,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:06:57,063 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 [2020-11-30 00:06:57,070 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-30 00:06:57,102 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-30 00:06:57,102 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_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:57,131 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-30 00:06:57,132 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-30 00:06:57,132 INFO L510 LassoAnalysis]: Proved termination. [2020-11-30 00:06:57,133 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:57,180 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-30 00:06:57,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:06:57,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:06:57,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:06:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:06:57,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 00:06:57,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:06:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:06:57,398 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 [2020-11-30 00:06:57,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 112 states and 172 transitions. cyclomatic complexity: 61 Second operand 5 states. [2020-11-30 00:06:58,217 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 112 states and 172 transitions. cyclomatic complexity: 61. Second operand 5 states. Result 517 states and 788 transitions. Complement of second has 9 states. [2020-11-30 00:06:58,218 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 [2020-11-30 00:06:58,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-30 00:06:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 323 transitions. [2020-11-30 00:06:58,222 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 12 letters. [2020-11-30 00:06:58,223 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:06:58,224 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 18 letters. Loop has 12 letters. [2020-11-30 00:06:58,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:06:58,225 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 24 letters. [2020-11-30 00:06:58,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:06:58,228 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 517 states and 788 transitions. [2020-11-30 00:06:58,248 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-11-30 00:06:58,264 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 517 states to 487 states and 743 transitions. [2020-11-30 00:06:58,264 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2020-11-30 00:06:58,268 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 294 [2020-11-30 00:06:58,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 487 states and 743 transitions. [2020-11-30 00:06:58,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-30 00:06:58,274 INFO L691 BuchiCegarLoop]: Abstraction has 487 states and 743 transitions. [2020-11-30 00:06:58,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states and 743 transitions. [2020-11-30 00:06:58,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 360. [2020-11-30 00:06:58,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-11-30 00:06:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 554 transitions. [2020-11-30 00:06:58,333 INFO L714 BuchiCegarLoop]: Abstraction has 360 states and 554 transitions. [2020-11-30 00:06:58,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:06:58,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:06:58,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:06:58,335 INFO L87 Difference]: Start difference. First operand 360 states and 554 transitions. Second operand 3 states. [2020-11-30 00:06:58,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:06:58,587 INFO L93 Difference]: Finished difference Result 136 states and 197 transitions. [2020-11-30 00:06:58,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:06:58,588 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 136 states and 197 transitions. [2020-11-30 00:06:58,590 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 107 [2020-11-30 00:06:58,594 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 136 states to 126 states and 187 transitions. [2020-11-30 00:06:58,594 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 126 [2020-11-30 00:06:58,595 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 126 [2020-11-30 00:06:58,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 126 states and 187 transitions. [2020-11-30 00:06:58,597 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 00:06:58,598 INFO L691 BuchiCegarLoop]: Abstraction has 126 states and 187 transitions. [2020-11-30 00:06:58,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states and 187 transitions. [2020-11-30 00:06:58,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2020-11-30 00:06:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-11-30 00:06:58,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 183 transitions. [2020-11-30 00:06:58,615 INFO L714 BuchiCegarLoop]: Abstraction has 123 states and 183 transitions. [2020-11-30 00:06:58,615 INFO L594 BuchiCegarLoop]: Abstraction has 123 states and 183 transitions. [2020-11-30 00:06:58,616 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-30 00:06:58,616 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 123 states and 183 transitions. [2020-11-30 00:06:58,617 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-30 00:06:58,624 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:06:58,624 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:06:58,626 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:06:58,628 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:06:58,629 INFO L794 eck$LassoCheckResult]: Stem: 1583#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(26);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1495#L-1 havoc main_#res;havoc main_#t~ret50, 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_~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;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;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; 1496#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 1559#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1500#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 1498#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 1499#L103-2 assume !false; 1592#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 1522#L106 assume !(12292 == ssl3_accept_~s__state~0); 1502#L109 assume !(16384 == ssl3_accept_~s__state~0); 1503#L112 assume !(8192 == ssl3_accept_~s__state~0); 1593#L115 assume !(24576 == ssl3_accept_~s__state~0); 1594#L118 assume !(8195 == ssl3_accept_~s__state~0); 1586#L121 assume !(8480 == ssl3_accept_~s__state~0); 1563#L124 assume !(8481 == ssl3_accept_~s__state~0); 1564#L127 assume !(8482 == ssl3_accept_~s__state~0); 1555#L130 assume 8464 == ssl3_accept_~s__state~0; 1515#L137 [2020-11-30 00:06:58,629 INFO L796 eck$LassoCheckResult]: Loop: 1515#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36; 1589#L294 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 1590#L294-2 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; 1490#L591 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 1516#L629 ssl3_accept_~skip~0 := 0; 1508#L103-2 assume !false; 1509#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 1608#L106 assume !(12292 == ssl3_accept_~s__state~0); 1607#L109 assume !(16384 == ssl3_accept_~s__state~0); 1606#L112 assume !(8192 == ssl3_accept_~s__state~0); 1605#L115 assume !(24576 == ssl3_accept_~s__state~0); 1604#L118 assume !(8195 == ssl3_accept_~s__state~0); 1603#L121 assume !(8480 == ssl3_accept_~s__state~0); 1602#L124 assume !(8481 == ssl3_accept_~s__state~0); 1600#L127 assume !(8482 == ssl3_accept_~s__state~0); 1601#L130 assume 8464 == ssl3_accept_~s__state~0; 1515#L137 [2020-11-30 00:06:58,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:58,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2020-11-30 00:06:58,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:58,631 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767945842] [2020-11-30 00:06:58,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:58,673 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:58,690 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:58,701 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:06:58,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:58,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2020-11-30 00:06:58,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:58,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027484483] [2020-11-30 00:06:58,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:58,736 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:58,765 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:58,769 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:06:58,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:06:58,770 INFO L82 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2020-11-30 00:06:58,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:06:58,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78357710] [2020-11-30 00:06:58,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:06:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:58,819 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:06:58,854 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:06:58,866 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:06:58,994 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2020-11-30 00:06:59,091 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:06:59,091 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:06:59,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:06:59,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:06:59,092 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 00:06:59,092 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:59,092 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:06:59,092 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:06:59,092 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2020-11-30 00:06:59,092 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:06:59,092 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:06:59,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,410 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:06:59,410 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:59,419 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:06:59,419 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 [2020-11-30 00:06:59,425 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:06:59,425 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_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:59,477 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:06:59,478 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 [2020-11-30 00:06:59,482 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:06:59,483 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_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:59,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:06:59,535 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:59,540 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:06:59,540 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_765f238f-5858-4f31-b00e-02c08247a406/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 [2020-11-30 00:06:59,578 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:06:59,578 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:59,613 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 00:06:59,613 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:06:59,618 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 00:06:59,642 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:06:59,643 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:06:59,643 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:06:59,643 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:06:59,643 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:06:59,644 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:59,644 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:06:59,644 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:06:59,644 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2020-11-30 00:06:59,644 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:06:59,644 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:06:59,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:06:59,959 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:06:59,960 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:06:59,977 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 [2020-11-30 00:06:59,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:06:59,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:06:59,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:06:59,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:06:59,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:06:59,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:06:59,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:06:59,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:00,039 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 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:00,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:00,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:00,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:00,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:00,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:00,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:00,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:00,046 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:00,075 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 [2020-11-30 00:07:00,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:00,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:00,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:00,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:00,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:00,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:00,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:00,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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 [2020-11-30 00:07:00,111 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 [2020-11-30 00:07:00,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:00,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:00,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:00,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:00,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:00,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:00,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:00,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:00,189 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 [2020-11-30 00:07:00,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:00,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:00,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:00,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:00,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:00,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:00,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:00,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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 [2020-11-30 00:07:00,232 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 [2020-11-30 00:07:00,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:00,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:00,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:00,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:00,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:00,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:00,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:00,241 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-30 00:07:00,247 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-30 00:07:00,247 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_765f238f-5858-4f31-b00e-02c08247a406/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 [2020-11-30 00:07:00,250 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-30 00:07:00,250 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-30 00:07:00,250 INFO L510 LassoAnalysis]: Proved termination. [2020-11-30 00:07:00,251 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 [] [2020-11-30 00:07:00,277 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-30 00:07:00,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:07:00,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:07:00,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:07:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:07:00,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 00:07:00,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:07:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:07:00,409 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 [2020-11-30 00:07:00,410 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 123 states and 183 transitions. cyclomatic complexity: 61 Second operand 4 states. [2020-11-30 00:07:00,470 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. [2020-11-30 00:07:00,470 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 [2020-11-30 00:07:00,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-11-30 00:07:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 185 transitions. [2020-11-30 00:07:00,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 16 letters. [2020-11-30 00:07:00,472 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:07:00,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 33 letters. Loop has 16 letters. [2020-11-30 00:07:00,473 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:07:00,473 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 32 letters. [2020-11-30 00:07:00,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:07:00,475 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 349 transitions. [2020-11-30 00:07:00,478 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-30 00:07:00,481 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 231 states and 349 transitions. [2020-11-30 00:07:00,481 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2020-11-30 00:07:00,487 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 126 [2020-11-30 00:07:00,487 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 349 transitions. [2020-11-30 00:07:00,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-30 00:07:00,492 INFO L691 BuchiCegarLoop]: Abstraction has 231 states and 349 transitions. [2020-11-30 00:07:00,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 349 transitions. [2020-11-30 00:07:00,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 229. [2020-11-30 00:07:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-11-30 00:07:00,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 346 transitions. [2020-11-30 00:07:00,506 INFO L714 BuchiCegarLoop]: Abstraction has 229 states and 346 transitions. [2020-11-30 00:07:00,506 INFO L594 BuchiCegarLoop]: Abstraction has 229 states and 346 transitions. [2020-11-30 00:07:00,506 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-30 00:07:00,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 229 states and 346 transitions. [2020-11-30 00:07:00,508 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-30 00:07:00,509 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:07:00,509 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:07:00,521 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:07:00,522 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:07:00,522 INFO L794 eck$LassoCheckResult]: Stem: 2145#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(26);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1977#L-1 havoc main_#res;havoc main_#t~ret50, 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_~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;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;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; 1978#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 2098#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1983#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 1981#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 1982#L103-2 assume !false; 2187#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2186#L106 assume !(12292 == ssl3_accept_~s__state~0); 2185#L109 assume !(16384 == ssl3_accept_~s__state~0); 2184#L112 assume !(8192 == ssl3_accept_~s__state~0); 2183#L115 assume !(24576 == ssl3_accept_~s__state~0); 2182#L118 assume !(8195 == ssl3_accept_~s__state~0); 2181#L121 assume !(8480 == ssl3_accept_~s__state~0); 2180#L124 assume !(8481 == ssl3_accept_~s__state~0); 2179#L127 assume !(8482 == ssl3_accept_~s__state~0); 2178#L130 assume 8464 == ssl3_accept_~s__state~0; 2177#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36; 2156#L294 [2020-11-30 00:07:00,522 INFO L796 eck$LassoCheckResult]: Loop: 2156#L294 assume !(0 == ssl3_accept_~blastFlag~0); 2157#L294-2 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; 1966#L591 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2013#L629 ssl3_accept_~skip~0 := 0; 1997#L103-2 assume !false; 1998#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2025#L106 assume !(12292 == ssl3_accept_~s__state~0); 1985#L109 assume !(16384 == ssl3_accept_~s__state~0); 1986#L112 assume !(8192 == ssl3_accept_~s__state~0); 2163#L115 assume !(24576 == ssl3_accept_~s__state~0); 2164#L118 assume !(8195 == ssl3_accept_~s__state~0); 2150#L121 assume !(8480 == ssl3_accept_~s__state~0); 2105#L124 assume !(8481 == ssl3_accept_~s__state~0); 2106#L127 assume !(8482 == ssl3_accept_~s__state~0); 2091#L130 assume 8464 == ssl3_accept_~s__state~0; 2009#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36; 2156#L294 [2020-11-30 00:07:00,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:00,523 INFO L82 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2020-11-30 00:07:00,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:00,523 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254703207] [2020-11-30 00:07:00,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:00,550 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:00,569 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:00,588 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:00,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:00,589 INFO L82 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2020-11-30 00:07:00,589 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:00,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503195156] [2020-11-30 00:07:00,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:00,612 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:00,619 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:00,627 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:00,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:00,628 INFO L82 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2020-11-30 00:07:00,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:00,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948488135] [2020-11-30 00:07:00,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:07:00,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:07:00,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948488135] [2020-11-30 00:07:00,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:07:00,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:07:00,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800050469] [2020-11-30 00:07:00,817 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 42 [2020-11-30 00:07:00,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:07:00,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:07:00,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:07:00,923 INFO L87 Difference]: Start difference. First operand 229 states and 346 transitions. cyclomatic complexity: 119 Second operand 3 states. [2020-11-30 00:07:01,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:07:01,042 INFO L93 Difference]: Finished difference Result 231 states and 347 transitions. [2020-11-30 00:07:01,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:07:01,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 347 transitions. [2020-11-30 00:07:01,046 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-30 00:07:01,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 230 states and 346 transitions. [2020-11-30 00:07:01,049 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2020-11-30 00:07:01,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 124 [2020-11-30 00:07:01,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 230 states and 346 transitions. [2020-11-30 00:07:01,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-30 00:07:01,052 INFO L691 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-11-30 00:07:01,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states and 346 transitions. [2020-11-30 00:07:01,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2020-11-30 00:07:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-11-30 00:07:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 346 transitions. [2020-11-30 00:07:01,062 INFO L714 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-11-30 00:07:01,062 INFO L594 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-11-30 00:07:01,063 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-11-30 00:07:01,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 230 states and 346 transitions. [2020-11-30 00:07:01,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-11-30 00:07:01,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:07:01,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:07:01,069 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] [2020-11-30 00:07:01,069 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:07:01,070 INFO L794 eck$LassoCheckResult]: Stem: 2613#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(26);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 2445#L-1 havoc main_#res;havoc main_#t~ret50, 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_~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;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;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; 2446#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 2566#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2451#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 2449#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 2450#L103-2 assume !false; 2656#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2655#L106 assume !(12292 == ssl3_accept_~s__state~0); 2654#L109 assume !(16384 == ssl3_accept_~s__state~0); 2653#L112 assume !(8192 == ssl3_accept_~s__state~0); 2652#L115 assume !(24576 == ssl3_accept_~s__state~0); 2651#L118 assume !(8195 == ssl3_accept_~s__state~0); 2650#L121 assume !(8480 == ssl3_accept_~s__state~0); 2649#L124 assume !(8481 == ssl3_accept_~s__state~0); 2648#L127 assume !(8482 == ssl3_accept_~s__state~0); 2647#L130 assume 8464 == ssl3_accept_~s__state~0; 2646#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36; 2626#L294 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 2627#L294-2 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; 2434#L591 [2020-11-30 00:07:01,071 INFO L796 eck$LassoCheckResult]: Loop: 2434#L591 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2481#L629 ssl3_accept_~skip~0 := 0; 2465#L103-2 assume !false; 2466#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2493#L106 assume !(12292 == ssl3_accept_~s__state~0); 2453#L109 assume !(16384 == ssl3_accept_~s__state~0); 2454#L112 assume !(8192 == ssl3_accept_~s__state~0); 2630#L115 assume !(24576 == ssl3_accept_~s__state~0); 2631#L118 assume !(8195 == ssl3_accept_~s__state~0); 2618#L121 assume 8480 == ssl3_accept_~s__state~0; 2469#L125 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35; 2447#L277 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; 2434#L591 [2020-11-30 00:07:01,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:01,076 INFO L82 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2020-11-30 00:07:01,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:01,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946515886] [2020-11-30 00:07:01,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:01,110 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:01,126 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:01,149 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:01,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:01,152 INFO L82 PathProgramCache]: Analyzing trace with hash -185438409, now seen corresponding path program 2 times [2020-11-30 00:07:01,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:01,152 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075139263] [2020-11-30 00:07:01,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:01,177 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:01,181 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:01,183 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:01,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:01,184 INFO L82 PathProgramCache]: Analyzing trace with hash 2068464805, now seen corresponding path program 1 times [2020-11-30 00:07:01,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:01,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760611085] [2020-11-30 00:07:01,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:01,215 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:01,230 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:01,238 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:01,420 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2020-11-30 00:07:01,464 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:07:01,464 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:07:01,464 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:07:01,464 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:07:01,464 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 00:07:01,464 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:01,464 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:07:01,465 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:07:01,465 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration5_Loop [2020-11-30 00:07:01,465 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:07:01,465 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:07:01,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,704 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:07:01,705 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:01,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:07:01,726 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:01,790 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 00:07:01,790 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:01,800 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 00:07:01,843 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:07:01,844 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:07:01,844 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:07:01,844 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:07:01,844 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:07:01,844 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:01,844 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:07:01,844 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:07:01,844 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration5_Loop [2020-11-30 00:07:01,845 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:07:01,845 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:07:01,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:01,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:07:02,081 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:07:02,081 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:02,099 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 [2020-11-30 00:07:02,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:02,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:02,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:02,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:02,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:02,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:02,104 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 [2020-11-30 00:07:02,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:02,155 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 [2020-11-30 00:07:02,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:02,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:02,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:02,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:02,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:02,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:02,161 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 [2020-11-30 00:07:02,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:02,213 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 [2020-11-30 00:07:02,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:02,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:02,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:02,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:02,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:02,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:02,217 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 [2020-11-30 00:07:02,221 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:02,263 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 [2020-11-30 00:07:02,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:02,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:02,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:02,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:02,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:02,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:02,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:02,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:02,302 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 [2020-11-30 00:07:02,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:02,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:02,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:02,304 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-30 00:07:02,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:02,305 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:07:02,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:02,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:07:02,335 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 [2020-11-30 00:07:02,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:02,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:02,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:02,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:02,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:02,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:02,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:07:02,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:02,391 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 [2020-11-30 00:07:02,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:07:02,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:07:02,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:07:02,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:07:02,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:07:02,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:07:02,396 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 [2020-11-30 00:07:02,401 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-30 00:07:02,406 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-30 00:07:02,406 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_765f238f-5858-4f31-b00e-02c08247a406/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) [2020-11-30 00:07:02,410 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-30 00:07:02,411 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-30 00:07:02,411 INFO L510 LassoAnalysis]: Proved termination. [2020-11-30 00:07:02,411 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 [2020-11-30 00:07:02,457 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-30 00:07:02,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:07:02,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 00:07:02,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:07:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:07:02,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 00:07:02,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 00:07:02,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:07:02,569 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 [2020-11-30 00:07:02,569 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 230 states and 346 transitions. cyclomatic complexity: 118 Second operand 4 states. [2020-11-30 00:07:03,229 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. [2020-11-30 00:07:03,230 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 [2020-11-30 00:07:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-11-30 00:07:03,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 336 transitions. [2020-11-30 00:07:03,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 20 letters. Loop has 12 letters. [2020-11-30 00:07:03,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:07:03,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 32 letters. Loop has 12 letters. [2020-11-30 00:07:03,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:07:03,233 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 20 letters. Loop has 24 letters. [2020-11-30 00:07:03,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 00:07:03,233 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1034 states and 1568 transitions. [2020-11-30 00:07:03,251 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-11-30 00:07:03,262 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1034 states to 839 states and 1273 transitions. [2020-11-30 00:07:03,262 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 296 [2020-11-30 00:07:03,263 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 305 [2020-11-30 00:07:03,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 839 states and 1273 transitions. [2020-11-30 00:07:03,263 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-30 00:07:03,263 INFO L691 BuchiCegarLoop]: Abstraction has 839 states and 1273 transitions. [2020-11-30 00:07:03,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states and 1273 transitions. [2020-11-30 00:07:03,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 642. [2020-11-30 00:07:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2020-11-30 00:07:03,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 981 transitions. [2020-11-30 00:07:03,293 INFO L714 BuchiCegarLoop]: Abstraction has 642 states and 981 transitions. [2020-11-30 00:07:03,293 INFO L594 BuchiCegarLoop]: Abstraction has 642 states and 981 transitions. [2020-11-30 00:07:03,293 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2020-11-30 00:07:03,293 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 642 states and 981 transitions. [2020-11-30 00:07:03,299 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-11-30 00:07:03,299 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:07:03,299 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:07:03,303 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] [2020-11-30 00:07:03,303 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:07:03,303 INFO L794 eck$LassoCheckResult]: Stem: 4015#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(26);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 3833#L-1 havoc main_#res;havoc main_#t~ret50, 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_~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;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;havoc ssl3_accept_~ag_Y~0;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;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; 3834#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 3958#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 3841#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 3839#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 3840#L103-2 assume !false; 4168#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4167#L106 assume !(12292 == ssl3_accept_~s__state~0); 4166#L109 assume !(16384 == ssl3_accept_~s__state~0); 4165#L112 assume !(8192 == ssl3_accept_~s__state~0); 4164#L115 assume !(24576 == ssl3_accept_~s__state~0); 4163#L118 assume !(8195 == ssl3_accept_~s__state~0); 4162#L121 assume !(8480 == ssl3_accept_~s__state~0); 4161#L124 assume !(8481 == ssl3_accept_~s__state~0); 4160#L127 assume !(8482 == ssl3_accept_~s__state~0); 4159#L130 assume 8464 == ssl3_accept_~s__state~0; 4158#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36; 4038#L294 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 4039#L294-2 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; 4282#L591 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4208#L629 ssl3_accept_~skip~0 := 0; 3854#L103-2 assume !false; 3855#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3880#L106 assume !(12292 == ssl3_accept_~s__state~0); 3843#L109 assume !(16384 == ssl3_accept_~s__state~0); 3844#L112 assume !(8192 == ssl3_accept_~s__state~0); 4044#L115 assume !(24576 == ssl3_accept_~s__state~0); 4045#L118 assume !(8195 == ssl3_accept_~s__state~0); 4029#L121 assume !(8480 == ssl3_accept_~s__state~0); 4030#L124 assume !(8481 == ssl3_accept_~s__state~0); 3982#L127 assume !(8482 == ssl3_accept_~s__state~0); 3950#L130 assume 8464 == ssl3_accept_~s__state~0; 3900#L137 [2020-11-30 00:07:03,304 INFO L796 eck$LassoCheckResult]: Loop: 3900#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36; 4036#L294 assume !(0 == ssl3_accept_~blastFlag~0); 4037#L294-2 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; 3836#L591 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4121#L629 ssl3_accept_~skip~0 := 0; 4119#L103-2 assume !false; 4116#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4111#L106 assume !(12292 == ssl3_accept_~s__state~0); 4108#L109 assume !(16384 == ssl3_accept_~s__state~0); 4103#L112 assume !(8192 == ssl3_accept_~s__state~0); 4100#L115 assume !(24576 == ssl3_accept_~s__state~0); 4095#L118 assume !(8195 == ssl3_accept_~s__state~0); 4077#L121 assume !(8480 == ssl3_accept_~s__state~0); 4078#L124 assume !(8481 == ssl3_accept_~s__state~0); 4075#L127 assume !(8482 == ssl3_accept_~s__state~0); 4076#L130 assume 8464 == ssl3_accept_~s__state~0; 3900#L137 [2020-11-30 00:07:03,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:03,305 INFO L82 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 2 times [2020-11-30 00:07:03,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:03,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924963093] [2020-11-30 00:07:03,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:03,340 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:03,355 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:03,362 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:03,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:03,363 INFO L82 PathProgramCache]: Analyzing trace with hash 585462756, now seen corresponding path program 2 times [2020-11-30 00:07:03,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:03,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673732263] [2020-11-30 00:07:03,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:03,376 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:03,386 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:03,390 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:03,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:07:03,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1791454543, now seen corresponding path program 1 times [2020-11-30 00:07:03,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:07:03,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230546415] [2020-11-30 00:07:03,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:07:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:03,413 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:07:03,433 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:07:03,451 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:07:03,562 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 41 [2020-11-30 00:07:04,383 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 128 [2020-11-30 00:07:04,840 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2020-11-30 00:07:04,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 30.11 12:07:04 BoogieIcfgContainer [2020-11-30 00:07:04,909 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-30 00:07:04,910 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:07:04,910 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:07:04,910 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:07:04,911 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:06:55" (3/4) ... [2020-11-30 00:07:04,923 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-30 00:07:05,018 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_765f238f-5858-4f31-b00e-02c08247a406/bin/uautomizer/witness.graphml [2020-11-30 00:07:05,019 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:07:05,023 INFO L168 Benchmark]: Toolchain (without parser) took 11864.50 ms. Allocated memory was 88.1 MB in the beginning and 176.2 MB in the end (delta: 88.1 MB). Free memory was 55.2 MB in the beginning and 115.0 MB in the end (delta: -59.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:07:05,024 INFO L168 Benchmark]: CDTParser took 1.09 ms. Allocated memory is still 88.1 MB. Free memory was 46.8 MB in the beginning and 46.8 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:07:05,025 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.00 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 55.1 MB in the beginning and 94.3 MB in the end (delta: -39.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:07:05,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.65 ms. Allocated memory is still 121.6 MB. Free memory was 94.3 MB in the beginning and 91.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:07:05,026 INFO L168 Benchmark]: Boogie Preprocessor took 93.12 ms. Allocated memory is still 121.6 MB. Free memory was 91.5 MB in the beginning and 89.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:07:05,027 INFO L168 Benchmark]: RCFGBuilder took 1444.26 ms. Allocated memory is still 121.6 MB. Free memory was 89.4 MB in the beginning and 78.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:07:05,027 INFO L168 Benchmark]: BuchiAutomizer took 9511.55 ms. Allocated memory was 121.6 MB in the beginning and 176.2 MB in the end (delta: 54.5 MB). Free memory was 78.1 MB in the beginning and 119.2 MB in the end (delta: -41.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:07:05,028 INFO L168 Benchmark]: Witness Printer took 108.87 ms. Allocated memory is still 176.2 MB. Free memory was 119.2 MB in the beginning and 115.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:07:05,031 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 ms. Allocated memory is still 88.1 MB. Free memory was 46.8 MB in the beginning and 46.8 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 609.00 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 55.1 MB in the beginning and 94.3 MB in the end (delta: -39.2 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.65 ms. Allocated memory is still 121.6 MB. Free memory was 94.3 MB in the beginning and 91.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.12 ms. Allocated memory is still 121.6 MB. Free memory was 91.5 MB in the beginning and 89.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1444.26 ms. Allocated memory is still 121.6 MB. Free memory was 89.4 MB in the beginning and 78.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 9511.55 ms. Allocated memory was 121.6 MB in the beginning and 176.2 MB in the end (delta: 54.5 MB). Free memory was 78.1 MB in the beginning and 119.2 MB in the end (delta: -41.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 16.1 GB. * Witness Printer took 108.87 ms. Allocated memory is still 176.2 MB. Free memory was 119.2 MB in the beginning and 115.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 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 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 5 locations. One deterministic module has affine ranking function -2 * blastFlag + 1 and consists of 3 locations. One deterministic module has affine ranking function s__state and consists of 5 locations. 3 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 9.4s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 6.5s. Construction of modules took 1.2s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 6 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 5. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1109 SDtfs, 907 SDslu, 726 SDs, 0 SdLazy, 760 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time LassoAnalysisResults: nont1 unkn0 SFLI1 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: 7ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 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=21673} 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=21673, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47a6b747=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@256b138d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@248db8a7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b32499d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1ebcdfa6=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3c3fb657=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@18897be8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4354119d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@313a9a3f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@775f5afd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ad5d8e0=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@4dd5c3a2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@612a3c62=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@563246ec=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ce5b04f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1def87c6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6239dd5f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59a46124=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@74f05ad7=0, NULL=0, s__cert__pkeys__AT0__privatekey=0, s__debug=0, tmp___1=4294955008, NULL=0, s__ctx__info_callback=0, tmp___9=0, s__s3__tmp__cert_request=0, tmp___5=0, s__hit=0, blastFlag=1, NULL=21676, \result=0, ag_X=2147487880, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4223d66f=0, got_new_session=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@582b7c1b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@743905ce=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7faf4f7e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@609ae7c4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@64fb9e42=0, s__s3__tmp__new_cipher=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5dde2c1c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@430c2be2=0, s__options=0, s__cert=5, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f401d42=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@73c11038=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44cfba63=0, Time=13, num1=0, NULL=21675, NULL=0, NULL=21674, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5afdd84c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1afc0c4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@129ac2b4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5ff04f28=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c752905=0, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@34507d2e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@746e7545=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@500cdef1=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e3bfd1e=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6517f4db=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@17baf891=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1d5b5552=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@400fc0de=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6562e7b7=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: [L680] int s ; [L681] int tmp ; [L685] 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 ; [L32] int s__ctx__stats__sess_accept ; [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 ; [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 ; [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 [L292] s__shutdown = 0 [L293] ret = __VERIFIER_nondet_int() [L294] COND TRUE blastFlag == 0 [L295] blastFlag = 1 [L299] COND FALSE !(ret <= 0) [L304] got_new_session = 1 [L305] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L306] s__init_num = 0 [L629] COND FALSE !(! s__s3__tmp__reuse_message) [L658] 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: [L292] s__shutdown = 0 [L293] ret = __VERIFIER_nondet_int() [L294] COND FALSE !(blastFlag == 0) [L299] COND FALSE !(ret <= 0) [L304] got_new_session = 1 [L305] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L306] s__init_num = 0 [L629] COND FALSE !(! s__s3__tmp__reuse_message) [L658] 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...