./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 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0.1.25-906a4fb [2020-10-19 18:52:41,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:52:41,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:52:41,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:52:41,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:52:41,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:52:41,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:52:41,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:52:41,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:52:41,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:52:41,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:52:41,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:52:41,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:52:41,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:52:41,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:52:41,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:52:41,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:52:41,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:52:41,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:52:41,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:52:41,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:52:41,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:52:41,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:52:41,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:52:41,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:52:41,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:52:41,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:52:41,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:52:41,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:52:41,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:52:41,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:52:41,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:52:41,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:52:41,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:52:41,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:52:41,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:52:41,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:52:41,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:52:41,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:52:41,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:52:41,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:52:41,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 18:52:41,762 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:52:41,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:52:41,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:52:41,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:52:41,764 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:52:41,764 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 18:52:41,764 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 18:52:41,764 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 18:52:41,765 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 18:52:41,765 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 18:52:41,765 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 18:52:41,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:52:41,765 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:52:41,766 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:52:41,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:52:41,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:52:41,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:52:41,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 18:52:41,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 18:52:41,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 18:52:41,767 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:52:41,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 18:52:41,768 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 18:52:41,768 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:52:41,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 18:52:41,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:52:41,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:52:41,769 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 18:52:41,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:52:41,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:52:41,769 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:52:41,770 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 18:52:41,770 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 18:52:41,771 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 [2020-10-19 18:52:42,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:52:42,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:52:42,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:52:42,112 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:52:42,112 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:52:42,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2020-10-19 18:52:42,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1feb0bb06/14464325102e4b66b6f71db6fd3f9369/FLAG021814508 [2020-10-19 18:52:42,606 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:52:42,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2020-10-19 18:52:42,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1feb0bb06/14464325102e4b66b6f71db6fd3f9369/FLAG021814508 [2020-10-19 18:52:42,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1feb0bb06/14464325102e4b66b6f71db6fd3f9369 [2020-10-19 18:52:42,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:52:42,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 18:52:42,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:52:42,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:52:42,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:52:42,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:52:42" (1/1) ... [2020-10-19 18:52:42,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca3728a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:42, skipping insertion in model container [2020-10-19 18:52:42,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:52:42" (1/1) ... [2020-10-19 18:52:42,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:52:42,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:52:43,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:52:43,231 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 18:52:43,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:52:43,421 INFO L208 MainTranslator]: Completed translation [2020-10-19 18:52:43,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43 WrapperNode [2020-10-19 18:52:43,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:52:43,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 18:52:43,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 18:52:43,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 18:52:43,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 18:52:43,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 18:52:43,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 18:52:43,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 18:52:43,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... [2020-10-19 18:52:43,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 18:52:43,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 18:52:43,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 18:52:43,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 18:52:43,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 18:52:43,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 18:52:43,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 18:52:43,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 18:52:43,826 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-19 18:52:44,328 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-10-19 18:52:44,328 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-10-19 18:52:44,340 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 18:52:44,340 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-19 18:52:44,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:52:44 BoogieIcfgContainer [2020-10-19 18:52:44,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 18:52:44,343 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 18:52:44,343 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 18:52:44,346 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 18:52:44,347 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:52:44,348 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 06:52:42" (1/3) ... [2020-10-19 18:52:44,349 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70057cf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 06:52:44, skipping insertion in model container [2020-10-19 18:52:44,349 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:52:44,349 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:52:43" (2/3) ... [2020-10-19 18:52:44,349 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70057cf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 06:52:44, skipping insertion in model container [2020-10-19 18:52:44,349 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 18:52:44,350 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:52:44" (3/3) ... [2020-10-19 18:52:44,351 INFO L373 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2020-10-19 18:52:44,400 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 18:52:44,400 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 18:52:44,400 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 18:52:44,400 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 18:52:44,401 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 18:52:44,401 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 18:52:44,401 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 18:52:44,401 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 18:52:44,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2020-10-19 18:52:44,455 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2020-10-19 18:52:44,456 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:52:44,456 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:52:44,464 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-10-19 18:52:44,464 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:44,465 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 18:52:44,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2020-10-19 18:52:44,472 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2020-10-19 18:52:44,472 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:52:44,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:52:44,474 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-10-19 18:52:44,474 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:44,479 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 [2020-10-19 18:52:44,480 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 [2020-10-19 18:52:44,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:44,486 INFO L82 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2020-10-19 18:52:44,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:44,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174281337] [2020-10-19 18:52:44,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:44,595 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:44,615 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:44,641 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:44,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:44,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1912984380, now seen corresponding path program 1 times [2020-10-19 18:52:44,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:44,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297314167] [2020-10-19 18:52:44,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:44,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:52:44,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297314167] [2020-10-19 18:52:44,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:52:44,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 18:52:44,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081341777] [2020-10-19 18:52:44,685 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 18:52:44,686 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:52:44,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-19 18:52:44,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-19 18:52:44,704 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 2 states. [2020-10-19 18:52:44,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:52:44,721 INFO L93 Difference]: Finished difference Result 131 states and 220 transitions. [2020-10-19 18:52:44,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-19 18:52:44,723 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 131 states and 220 transitions. [2020-10-19 18:52:44,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-10-19 18:52:44,738 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 131 states to 112 states and 172 transitions. [2020-10-19 18:52:44,739 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 112 [2020-10-19 18:52:44,740 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 112 [2020-10-19 18:52:44,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 172 transitions. [2020-10-19 18:52:44,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 18:52:44,742 INFO L691 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2020-10-19 18:52:44,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 172 transitions. [2020-10-19 18:52:44,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2020-10-19 18:52:44,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-10-19 18:52:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2020-10-19 18:52:44,780 INFO L714 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2020-10-19 18:52:44,780 INFO L594 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2020-10-19 18:52:44,780 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 18:52:44,780 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 112 states and 172 transitions. [2020-10-19 18:52:44,782 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-10-19 18:52:44,783 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:52:44,783 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:52:44,784 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-10-19 18:52:44,784 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:44,784 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 [2020-10-19 18:52:44,785 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 [2020-10-19 18:52:44,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:44,785 INFO L82 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 2 times [2020-10-19 18:52:44,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:44,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698409655] [2020-10-19 18:52:44,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:44,808 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:44,824 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:44,832 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:44,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:44,832 INFO L82 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2020-10-19 18:52:44,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:44,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878910168] [2020-10-19 18:52:44,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:44,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:44,840 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:44,846 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:44,849 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:44,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:44,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2020-10-19 18:52:44,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:44,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747552757] [2020-10-19 18:52:44,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:44,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:52:44,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747552757] [2020-10-19 18:52:44,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:52:44,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:52:44,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896422430] [2020-10-19 18:52:45,067 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:52:45,068 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:52:45,068 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:52:45,068 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:52:45,069 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 18:52:45,069 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:45,069 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:52:45,069 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:52:45,069 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2020-10-19 18:52:45,070 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:52:45,070 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:52:45,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,243 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:52:45,243 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:52:45,256 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:52:45,256 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 [2020-10-19 18:52:45,266 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 18:52:45,267 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:45,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:52:45,291 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:45,321 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 18:52:45,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:52:45,334 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 18:52:45,365 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:52:45,366 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:52:45,366 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:52:45,366 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:52:45,366 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 18:52:45,366 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:45,366 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:52:45,367 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:52:45,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration2_Loop [2020-10-19 18:52:45,367 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:52:45,367 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:52:45,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:45,525 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:52:45,530 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:45,534 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 [2020-10-19 18:52:45,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:45,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:45,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:45,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:45,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:45,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:45,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:45,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:52:45,580 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 [2020-10-19 18:52:45,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:45,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:45,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:45,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:45,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:45,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:45,585 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 [2020-10-19 18:52:45,594 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 18:52:45,615 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-10-19 18:52:45,615 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:45,626 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 18:52:45,626 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 18:52:45,627 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 18:52:45,627 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0) = 1*ULTIMATE.start_ssl3_accept_~s__state~0 Supporting invariants [] [2020-10-19 18:52:45,658 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 18:52:45,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:45,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 18:52:45,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:52:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:45,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 18:52:45,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:52:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:52:45,837 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 [2020-10-19 18:52:45,838 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 112 states and 172 transitions. cyclomatic complexity: 61 Second operand 5 states. [2020-10-19 18:52:46,396 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. [2020-10-19 18:52:46,397 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 [2020-10-19 18:52:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-19 18:52:46,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 323 transitions. [2020-10-19 18:52:46,401 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 12 letters. [2020-10-19 18:52:46,402 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:46,402 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 18 letters. Loop has 12 letters. [2020-10-19 18:52:46,403 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:46,403 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 24 letters. [2020-10-19 18:52:46,404 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:46,404 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 517 states and 788 transitions. [2020-10-19 18:52:46,412 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-10-19 18:52:46,418 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 517 states to 487 states and 743 transitions. [2020-10-19 18:52:46,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2020-10-19 18:52:46,419 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 294 [2020-10-19 18:52:46,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 487 states and 743 transitions. [2020-10-19 18:52:46,420 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-19 18:52:46,420 INFO L691 BuchiCegarLoop]: Abstraction has 487 states and 743 transitions. [2020-10-19 18:52:46,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states and 743 transitions. [2020-10-19 18:52:46,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 360. [2020-10-19 18:52:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-10-19 18:52:46,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 554 transitions. [2020-10-19 18:52:46,444 INFO L714 BuchiCegarLoop]: Abstraction has 360 states and 554 transitions. [2020-10-19 18:52:46,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:52:46,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:52:46,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:52:46,446 INFO L87 Difference]: Start difference. First operand 360 states and 554 transitions. Second operand 3 states. [2020-10-19 18:52:46,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:52:46,590 INFO L93 Difference]: Finished difference Result 136 states and 197 transitions. [2020-10-19 18:52:46,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:52:46,590 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 136 states and 197 transitions. [2020-10-19 18:52:46,592 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 107 [2020-10-19 18:52:46,594 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 136 states to 126 states and 187 transitions. [2020-10-19 18:52:46,594 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 126 [2020-10-19 18:52:46,594 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 126 [2020-10-19 18:52:46,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 126 states and 187 transitions. [2020-10-19 18:52:46,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 18:52:46,596 INFO L691 BuchiCegarLoop]: Abstraction has 126 states and 187 transitions. [2020-10-19 18:52:46,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states and 187 transitions. [2020-10-19 18:52:46,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2020-10-19 18:52:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-10-19 18:52:46,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 183 transitions. [2020-10-19 18:52:46,603 INFO L714 BuchiCegarLoop]: Abstraction has 123 states and 183 transitions. [2020-10-19 18:52:46,603 INFO L594 BuchiCegarLoop]: Abstraction has 123 states and 183 transitions. [2020-10-19 18:52:46,603 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-19 18:52:46,603 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 123 states and 183 transitions. [2020-10-19 18:52:46,605 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-10-19 18:52:46,605 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:52:46,605 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:52:46,606 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:46,607 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:46,607 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 [2020-10-19 18:52:46,607 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 [2020-10-19 18:52:46,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:46,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2020-10-19 18:52:46,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:46,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093058787] [2020-10-19 18:52:46,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:46,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:46,624 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:46,639 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:46,646 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:46,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:46,647 INFO L82 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2020-10-19 18:52:46,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:46,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201589978] [2020-10-19 18:52:46,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:46,661 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:46,670 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:46,673 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:46,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:46,674 INFO L82 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2020-10-19 18:52:46,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:46,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087749848] [2020-10-19 18:52:46,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:46,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:46,701 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:46,741 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:46,760 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:46,972 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-10-19 18:52:46,976 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:52:46,977 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:52:46,977 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:52:46,977 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:52:46,977 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 18:52:46,977 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:46,977 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:52:46,977 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:52:46,978 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2020-10-19 18:52:46,978 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:52:46,978 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:52:46,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:46,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:46,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:46,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:46,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:46,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,160 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:52:47,160 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:47,164 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:52:47,164 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:52:47,167 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 18:52:47,168 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:47,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:52:47,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:52:47,203 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 18:52:47,203 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:47,231 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:52:47,231 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:52:47,234 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 18:52:47,234 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:47,256 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:52:47,257 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:47,282 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 18:52:47,282 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:52:47,287 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 18:52:47,307 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:52:47,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:52:47,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:52:47,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:52:47,308 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 18:52:47,308 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:47,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:52:47,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:52:47,308 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration3_Loop [2020-10-19 18:52:47,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:52:47,308 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:52:47,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:47,491 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:52:47,491 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:47,498 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 [2020-10-19 18:52:47,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:47,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:47,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:47,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:47,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:47,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:47,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:47,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:47,525 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 [2020-10-19 18:52:47,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:47,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:47,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:47,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:47,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:47,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:47,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:47,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:47,555 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 [2020-10-19 18:52:47,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:47,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:47,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:47,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:47,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:47,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:47,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:47,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:47,583 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 [2020-10-19 18:52:47,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:47,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:47,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:47,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:47,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:47,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:47,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:47,587 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:47,616 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 [2020-10-19 18:52:47,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:47,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:47,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:47,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:47,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:47,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:47,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:47,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:47,642 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 [2020-10-19 18:52:47,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:47,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:47,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:47,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:47,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:47,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:47,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:47,647 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 18:52:47,651 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-10-19 18:52:47,651 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:47,653 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 18:52:47,653 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 18:52:47,654 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 18:52:47,654 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 [] [2020-10-19 18:52:47,675 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 18:52:47,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:47,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 18:52:47,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:52:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:47,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 18:52:47,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:52:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:52:47,761 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 [2020-10-19 18:52:47,761 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 123 states and 183 transitions. cyclomatic complexity: 61 Second operand 4 states. [2020-10-19 18:52:47,815 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. [2020-10-19 18:52:47,815 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 [2020-10-19 18:52:47,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-10-19 18:52:47,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 185 transitions. [2020-10-19 18:52:47,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 16 letters. [2020-10-19 18:52:47,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:47,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 33 letters. Loop has 16 letters. [2020-10-19 18:52:47,822 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:47,823 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 185 transitions. Stem has 17 letters. Loop has 32 letters. [2020-10-19 18:52:47,823 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:47,824 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 349 transitions. [2020-10-19 18:52:47,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-10-19 18:52:47,832 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 231 states and 349 transitions. [2020-10-19 18:52:47,833 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2020-10-19 18:52:47,833 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 126 [2020-10-19 18:52:47,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 349 transitions. [2020-10-19 18:52:47,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-19 18:52:47,838 INFO L691 BuchiCegarLoop]: Abstraction has 231 states and 349 transitions. [2020-10-19 18:52:47,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 349 transitions. [2020-10-19 18:52:47,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 229. [2020-10-19 18:52:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-19 18:52:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 346 transitions. [2020-10-19 18:52:47,859 INFO L714 BuchiCegarLoop]: Abstraction has 229 states and 346 transitions. [2020-10-19 18:52:47,859 INFO L594 BuchiCegarLoop]: Abstraction has 229 states and 346 transitions. [2020-10-19 18:52:47,859 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-10-19 18:52:47,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 229 states and 346 transitions. [2020-10-19 18:52:47,863 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-10-19 18:52:47,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:52:47,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:52:47,865 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:47,866 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:47,867 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 [2020-10-19 18:52:47,868 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 [2020-10-19 18:52:47,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:47,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2020-10-19 18:52:47,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:47,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068267743] [2020-10-19 18:52:47,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:47,902 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:47,929 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:47,939 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:47,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:47,942 INFO L82 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2020-10-19 18:52:47,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:47,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407979971] [2020-10-19 18:52:47,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:47,961 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:47,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:47,971 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:47,974 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:47,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:47,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2020-10-19 18:52:47,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:47,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120481816] [2020-10-19 18:52:47,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:52:48,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120481816] [2020-10-19 18:52:48,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:52:48,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:52:48,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653504959] [2020-10-19 18:52:48,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:52:48,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:52:48,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 18:52:48,161 INFO L87 Difference]: Start difference. First operand 229 states and 346 transitions. cyclomatic complexity: 119 Second operand 3 states. [2020-10-19 18:52:48,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:52:48,178 INFO L93 Difference]: Finished difference Result 231 states and 347 transitions. [2020-10-19 18:52:48,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:52:48,178 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 231 states and 347 transitions. [2020-10-19 18:52:48,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-10-19 18:52:48,183 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 231 states to 230 states and 346 transitions. [2020-10-19 18:52:48,183 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 124 [2020-10-19 18:52:48,184 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 124 [2020-10-19 18:52:48,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 230 states and 346 transitions. [2020-10-19 18:52:48,184 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-19 18:52:48,184 INFO L691 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-10-19 18:52:48,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states and 346 transitions. [2020-10-19 18:52:48,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2020-10-19 18:52:48,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-10-19 18:52:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 346 transitions. [2020-10-19 18:52:48,191 INFO L714 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-10-19 18:52:48,191 INFO L594 BuchiCegarLoop]: Abstraction has 230 states and 346 transitions. [2020-10-19 18:52:48,192 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-10-19 18:52:48,192 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 230 states and 346 transitions. [2020-10-19 18:52:48,194 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2020-10-19 18:52:48,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:52:48,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:52:48,198 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] [2020-10-19 18:52:48,198 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:48,199 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 [2020-10-19 18:52:48,200 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 [2020-10-19 18:52:48,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:48,203 INFO L82 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2020-10-19 18:52:48,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:48,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159662423] [2020-10-19 18:52:48,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:48,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:48,225 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:48,251 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:48,264 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:48,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:48,268 INFO L82 PathProgramCache]: Analyzing trace with hash -185438409, now seen corresponding path program 2 times [2020-10-19 18:52:48,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:48,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278646199] [2020-10-19 18:52:48,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:48,279 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:48,282 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:48,284 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:48,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:48,288 INFO L82 PathProgramCache]: Analyzing trace with hash 2068464805, now seen corresponding path program 1 times [2020-10-19 18:52:48,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:48,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119810398] [2020-10-19 18:52:48,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:48,310 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:48,321 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:48,327 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:48,391 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:52:48,391 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:52:48,391 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:52:48,392 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:52:48,392 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 18:52:48,392 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,392 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:52:48,392 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:52:48,392 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration5_Loop [2020-10-19 18:52:48,392 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:52:48,392 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:52:48,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,496 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:52:48,496 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:52:48,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 18:52:48,508 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,569 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 18:52:48,570 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 18:52:48,576 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 18:52:48,606 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 18:52:48,606 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 18:52:48,606 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 18:52:48,606 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 18:52:48,607 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 18:52:48,607 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,607 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 18:52:48,607 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 18:52:48,607 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a_alt.BV.c.cil.c_Iteration5_Loop [2020-10-19 18:52:48,607 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 18:52:48,607 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 18:52:48,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 18:52:48,702 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 18:52:48,702 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:52:48,711 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 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:48,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:48,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:48,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:48,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:48,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:48,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:48,715 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 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 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,745 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 [2020-10-19 18:52:48,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:48,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:48,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:48,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:48,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:48,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:48,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:48,753 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 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 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,774 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 [2020-10-19 18:52:48,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:48,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:48,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:48,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:48,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:48,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:48,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:48,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 18:52:48,810 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 [2020-10-19 18:52:48,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:48,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:48,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:48,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:48,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:48,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:48,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:48,839 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 [2020-10-19 18:52:48,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:48,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:48,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:48,841 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-19 18:52:48,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:48,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-10-19 18:52:48,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:48,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-19 18:52:48,866 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 [2020-10-19 18:52:48,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:48,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:48,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:48,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:48,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:48,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:48,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:48,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 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 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,892 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 [2020-10-19 18:52:48,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 18:52:48,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 18:52:48,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 18:52:48,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 18:52:48,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 18:52:48,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 18:52:48,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 18:52:48,898 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 18:52:48,901 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-10-19 18:52:48,901 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 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 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 18:52:48,904 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 18:52:48,904 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 18:52:48,904 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 18:52:48,904 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0) = 1*ULTIMATE.start_ssl3_accept_~s__state~0 Supporting invariants [] [2020-10-19 18:52:48,924 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 18:52:48,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:48,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 18:52:48,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:52:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:52:48,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 18:52:48,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:52:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:52:48,987 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 [2020-10-19 18:52:48,987 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 230 states and 346 transitions. cyclomatic complexity: 118 Second operand 4 states. [2020-10-19 18:52:49,353 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. [2020-10-19 18:52:49,353 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 [2020-10-19 18:52:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-10-19 18:52:49,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 336 transitions. [2020-10-19 18:52:49,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 20 letters. Loop has 12 letters. [2020-10-19 18:52:49,355 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:49,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 32 letters. Loop has 12 letters. [2020-10-19 18:52:49,355 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:49,355 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 336 transitions. Stem has 20 letters. Loop has 24 letters. [2020-10-19 18:52:49,356 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 18:52:49,356 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1034 states and 1568 transitions. [2020-10-19 18:52:49,366 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-10-19 18:52:49,373 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1034 states to 839 states and 1273 transitions. [2020-10-19 18:52:49,373 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 296 [2020-10-19 18:52:49,374 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 305 [2020-10-19 18:52:49,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 839 states and 1273 transitions. [2020-10-19 18:52:49,374 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-10-19 18:52:49,374 INFO L691 BuchiCegarLoop]: Abstraction has 839 states and 1273 transitions. [2020-10-19 18:52:49,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states and 1273 transitions. [2020-10-19 18:52:49,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 642. [2020-10-19 18:52:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 642 states. [2020-10-19 18:52:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 981 transitions. [2020-10-19 18:52:49,391 INFO L714 BuchiCegarLoop]: Abstraction has 642 states and 981 transitions. [2020-10-19 18:52:49,391 INFO L594 BuchiCegarLoop]: Abstraction has 642 states and 981 transitions. [2020-10-19 18:52:49,391 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2020-10-19 18:52:49,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 642 states and 981 transitions. [2020-10-19 18:52:49,396 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2020-10-19 18:52:49,396 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 18:52:49,396 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 18:52:49,397 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] [2020-10-19 18:52:49,397 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:52:49,397 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 [2020-10-19 18:52:49,398 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 [2020-10-19 18:52:49,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:49,398 INFO L82 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 2 times [2020-10-19 18:52:49,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:49,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41545514] [2020-10-19 18:52:49,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:49,410 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:49,419 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:49,425 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:49,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:49,426 INFO L82 PathProgramCache]: Analyzing trace with hash 585462756, now seen corresponding path program 2 times [2020-10-19 18:52:49,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:49,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853358583] [2020-10-19 18:52:49,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:49,431 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:49,434 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:49,436 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:49,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:52:49,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1791454543, now seen corresponding path program 1 times [2020-10-19 18:52:49,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:52:49,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891772155] [2020-10-19 18:52:49,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:52:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:49,448 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:52:49,459 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:52:49,466 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:52:50,089 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 128 [2020-10-19 18:52:50,395 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2020-10-19 18:52:50,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 06:52:50 BoogieIcfgContainer [2020-10-19 18:52:50,449 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 18:52:50,450 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 18:52:50,450 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 18:52:50,450 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 18:52:50,451 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:52:44" (3/4) ... [2020-10-19 18:52:50,454 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-10-19 18:52:50,528 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 18:52:50,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 18:52:50,529 INFO L168 Benchmark]: Toolchain (without parser) took 7608.16 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 958.6 MB in the beginning and 1.2 GB in the end (delta: -205.8 MB). Peak memory consumption was 119.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:52:50,530 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:52:50,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:52:50,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:52:50,531 INFO L168 Benchmark]: Boogie Preprocessor took 38.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:52:50,532 INFO L168 Benchmark]: RCFGBuilder took 811.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2020-10-19 18:52:50,532 INFO L168 Benchmark]: BuchiAutomizer took 6106.63 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -103.2 MB). Peak memory consumption was 343.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:52:50,533 INFO L168 Benchmark]: Witness Printer took 78.37 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:52:50,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 496.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 811.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6106.63 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -103.2 MB). Peak memory consumption was 343.8 MB. Max. memory is 11.5 GB. * Witness Printer took 78.37 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 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 6.0s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 4.1s. Construction of modules took 0.7s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s 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, 0.7s 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: 9ms 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=25487} 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=25487, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c8d2908=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6ed5eb26=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@22e8253=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a0b6117=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54933df8=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d585fa7=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@24cad6cf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7a6e943d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@f5e3711=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d69fda0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c24b3f0=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@5089d688=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@68e72a4b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3b0b089=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@40d135c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@20fe95c0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@31d120e2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@19f3d92a=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=2147487880, s__s3__tmp__reuse_message=14, s__ctx__stats__sess_accept_renegotiate=0, __retres69=0, l=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a187e90=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=25490, \result=0, ag_X=0, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@660183cf=0, got_new_session=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7d907f61=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44c615da=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c09613d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45d545e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3789d7bb=0, s__s3__tmp__new_cipher=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@41ff1203=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33edc8c1=0, s__options=0, s__cert=6, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59182a88=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54775109=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@161c039a=0, Time=13, num1=0, NULL=25489, NULL=0, NULL=25488, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6dfbe514=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@9c31fb2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@712903af=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1bf9f5aa=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69f734b4=0, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5622817c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@447c2515=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@10565124=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3510ea8c=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@51365cfe=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@669e9a4f=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@55346151=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1349af8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1885f344=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...