./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8606fedee33cf8010a3eab1c4fca8db980de8a79 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:19:52,511 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:19:52,512 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:19:52,522 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:19:52,523 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:19:52,523 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:19:52,524 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:19:52,525 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:19:52,526 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:19:52,527 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:19:52,527 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:19:52,527 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:19:52,528 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:19:52,529 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:19:52,530 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:19:52,530 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:19:52,531 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:19:52,532 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:19:52,535 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:19:52,536 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:19:52,537 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:19:52,537 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:19:52,539 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:19:52,539 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:19:52,540 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:19:52,540 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:19:52,541 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:19:52,545 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:19:52,546 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:19:52,547 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:19:52,547 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:19:52,547 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:19:52,547 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:19:52,547 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:19:52,548 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:19:52,549 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:19:52,549 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 11:19:52,561 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:19:52,561 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:19:52,562 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:19:52,562 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:19:52,562 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 11:19:52,563 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 11:19:52,563 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 11:19:52,563 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 11:19:52,563 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 11:19:52,563 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 11:19:52,564 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 11:19:52,564 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:19:52,564 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:19:52,564 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 11:19:52,564 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:19:52,564 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:19:52,564 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:19:52,564 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 11:19:52,565 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 11:19:52,565 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 11:19:52,565 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:19:52,565 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:19:52,565 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 11:19:52,565 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:19:52,565 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 11:19:52,565 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:19:52,566 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:19:52,566 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 11:19:52,566 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:19:52,566 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 11:19:52,566 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 11:19:52,567 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 11:19:52,567 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8606fedee33cf8010a3eab1c4fca8db980de8a79 [2018-11-18 11:19:52,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:19:52,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:19:52,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:19:52,606 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:19:52,606 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:19:52,607 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/../../sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 11:19:52,656 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/data/d0a68c123/0fb72a0dd03f4b5db49055073c89aaa0/FLAG9d7359fd1 [2018-11-18 11:19:52,991 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:19:52,991 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/sv-benchmarks/c/bitvector/s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 11:19:53,002 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/data/d0a68c123/0fb72a0dd03f4b5db49055073c89aaa0/FLAG9d7359fd1 [2018-11-18 11:19:53,016 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/data/d0a68c123/0fb72a0dd03f4b5db49055073c89aaa0 [2018-11-18 11:19:53,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:19:53,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:19:53,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:19:53,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:19:53,027 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:19:53,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a75e564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53, skipping insertion in model container [2018-11-18 11:19:53,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,039 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:19:53,085 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:19:53,261 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:19:53,264 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:19:53,307 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:19:53,318 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:19:53,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53 WrapperNode [2018-11-18 11:19:53,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:19:53,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:19:53,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:19:53,319 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:19:53,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:19:53,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:19:53,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:19:53,421 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:19:53,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,434 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... [2018-11-18 11:19:53,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:19:53,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:19:53,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:19:53,470 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:19:53,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:53,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:19:53,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:19:53,586 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 11:19:53,586 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 11:19:54,161 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:19:54,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:19:54 BoogieIcfgContainer [2018-11-18 11:19:54,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:19:54,162 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 11:19:54,162 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 11:19:54,164 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 11:19:54,165 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 11:19:54,165 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 11:19:53" (1/3) ... [2018-11-18 11:19:54,166 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b3e7387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 11:19:54, skipping insertion in model container [2018-11-18 11:19:54,166 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 11:19:54,166 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:19:53" (2/3) ... [2018-11-18 11:19:54,166 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b3e7387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 11:19:54, skipping insertion in model container [2018-11-18 11:19:54,166 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 11:19:54,167 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:19:54" (3/3) ... [2018-11-18 11:19:54,168 INFO L375 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c [2018-11-18 11:19:54,215 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 11:19:54,215 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 11:19:54,215 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 11:19:54,215 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 11:19:54,215 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:19:54,215 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:19:54,215 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 11:19:54,215 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:19:54,216 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 11:19:54,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2018-11-18 11:19:54,248 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 115 [2018-11-18 11:19:54,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 11:19:54,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 11:19:54,256 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-11-18 11:19:54,256 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:54,256 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 11:19:54,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states. [2018-11-18 11:19:54,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 115 [2018-11-18 11:19:54,261 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 11:19:54,261 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 11:19:54,262 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2018-11-18 11:19:54,262 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:54,268 INFO L794 eck$LassoCheckResult]: Stem: 107#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret42, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;havoc ssl3_accept_~ag_X~0;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~nondet25;havoc ssl3_accept_#t~nondet25;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; 121#L74true assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 109#L77-2true ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 9#L84true assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 7#L84-1true assume !(0 == ssl3_accept_~s__cert~0); 59#L100-3true [2018-11-18 11:19:54,268 INFO L796 eck$LassoCheckResult]: Loop: 59#L100-3true assume true; 60#L100-1true assume !false; 133#L101true ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 21#L103true assume !(12292 == ssl3_accept_~s__state~0); 34#L106true assume !(16384 == ssl3_accept_~s__state~0); 16#L109true assume !(8192 == ssl3_accept_~s__state~0); 134#L112true assume !(24576 == ssl3_accept_~s__state~0); 117#L115true assume !(8195 == ssl3_accept_~s__state~0); 125#L118true assume 8480 == ssl3_accept_~s__state~0; 46#L122true ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27; 105#L275true 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; 102#L589true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 123#L627true ssl3_accept_~skip~0 := 0; 59#L100-3true [2018-11-18 11:19:54,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:54,273 INFO L82 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2018-11-18 11:19:54,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:54,274 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:54,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:54,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:54,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:54,355 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:54,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1102203960, now seen corresponding path program 1 times [2018-11-18 11:19:54,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:54,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:54,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:54,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:54,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:54,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:54,366 INFO L82 PathProgramCache]: Analyzing trace with hash -634494969, now seen corresponding path program 1 times [2018-11-18 11:19:54,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:54,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:54,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:54,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:54,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:19:54,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:19:54,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:19:54,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:19:54,551 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2018-11-18 11:19:54,590 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:19:54,590 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:19:54,591 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:19:54,591 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:19:54,591 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 11:19:54,591 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:54,591 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:19:54,591 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:19:54,591 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration1_Loop [2018-11-18 11:19:54,591 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:19:54,592 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:19:54,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,761 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:19:54,761 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:54,770 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:19:54,770 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:19:54,781 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:19:54,781 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:54,810 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:19:54,811 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:54,847 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 11:19:54,848 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:19:54,869 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 11:19:54,892 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:19:54,892 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:19:54,892 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:19:54,892 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:19:54,892 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 11:19:54,892 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:54,893 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:19:54,893 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:19:54,893 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration1_Loop [2018-11-18 11:19:54,893 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:19:54,893 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:19:54,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:54,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:55,055 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:19:55,058 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 11:19:55,059 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:55,060 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:55,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:55,062 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:55,062 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:55,062 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:55,063 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:55,063 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:55,065 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:19:55,066 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:55,066 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:55,066 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:55,067 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:55,067 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:55,067 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:55,068 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:55,068 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:55,076 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 11:19:55,080 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-18 11:19:55,081 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-18 11:19:55,082 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 11:19:55,082 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-18 11:19:55,083 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 11:19:55,083 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0) = 1*ULTIMATE.start_ssl3_accept_~s__state~0 Supporting invariants [] [2018-11-18 11:19:55,084 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-18 11:19:55,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:19:55,136 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:19:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:19:55,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:19:55,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:19:55,249 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-18 11:19:55,250 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 138 states. Second operand 5 states. [2018-11-18 11:19:55,866 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 138 states.. Second operand 5 states. Result 776 states and 1295 transitions. Complement of second has 10 states. [2018-11-18 11:19:55,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-18 11:19:55,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-18 11:19:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 663 transitions. [2018-11-18 11:19:55,869 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 663 transitions. Stem has 6 letters. Loop has 13 letters. [2018-11-18 11:19:55,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 11:19:55,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 663 transitions. Stem has 19 letters. Loop has 13 letters. [2018-11-18 11:19:55,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 11:19:55,871 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 663 transitions. Stem has 6 letters. Loop has 26 letters. [2018-11-18 11:19:55,872 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 11:19:55,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 776 states and 1295 transitions. [2018-11-18 11:19:55,888 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 200 [2018-11-18 11:19:55,896 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 776 states to 502 states and 766 transitions. [2018-11-18 11:19:55,897 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 297 [2018-11-18 11:19:55,898 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 307 [2018-11-18 11:19:55,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 502 states and 766 transitions. [2018-11-18 11:19:55,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-18 11:19:55,899 INFO L705 BuchiCegarLoop]: Abstraction has 502 states and 766 transitions. [2018-11-18 11:19:55,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states and 766 transitions. [2018-11-18 11:19:55,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 375. [2018-11-18 11:19:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-11-18 11:19:55,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 577 transitions. [2018-11-18 11:19:55,943 INFO L728 BuchiCegarLoop]: Abstraction has 375 states and 577 transitions. [2018-11-18 11:19:55,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:19:55,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:19:55,947 INFO L87 Difference]: Start difference. First operand 375 states and 577 transitions. Second operand 3 states. [2018-11-18 11:19:56,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:19:56,111 INFO L93 Difference]: Finished difference Result 387 states and 594 transitions. [2018-11-18 11:19:56,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:19:56,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 387 states and 594 transitions. [2018-11-18 11:19:56,116 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 208 [2018-11-18 11:19:56,119 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 387 states to 383 states and 580 transitions. [2018-11-18 11:19:56,119 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 250 [2018-11-18 11:19:56,119 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 250 [2018-11-18 11:19:56,120 INFO L73 IsDeterministic]: Start isDeterministic. Operand 383 states and 580 transitions. [2018-11-18 11:19:56,120 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-18 11:19:56,120 INFO L705 BuchiCegarLoop]: Abstraction has 383 states and 580 transitions. [2018-11-18 11:19:56,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states and 580 transitions. [2018-11-18 11:19:56,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 381. [2018-11-18 11:19:56,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-18 11:19:56,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 578 transitions. [2018-11-18 11:19:56,134 INFO L728 BuchiCegarLoop]: Abstraction has 381 states and 578 transitions. [2018-11-18 11:19:56,134 INFO L608 BuchiCegarLoop]: Abstraction has 381 states and 578 transitions. [2018-11-18 11:19:56,134 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 11:19:56,134 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 381 states and 578 transitions. [2018-11-18 11:19:56,137 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 206 [2018-11-18 11:19:56,137 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 11:19:56,137 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 11:19:56,138 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:56,138 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:56,138 INFO L794 eck$LassoCheckResult]: Stem: 1970#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 1787#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret42, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;havoc ssl3_accept_~ag_X~0;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~nondet25;havoc ssl3_accept_#t~nondet25;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; 1788#L74 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 1971#L77-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1785#L84 assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 1781#L84-1 assume !(0 == ssl3_accept_~s__cert~0); 1782#L100-3 assume true; 2077#L100-1 assume !false; 2075#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2073#L103 assume !(12292 == ssl3_accept_~s__state~0); 2071#L106 assume !(16384 == ssl3_accept_~s__state~0); 2069#L109 assume !(8192 == ssl3_accept_~s__state~0); 2067#L112 assume !(24576 == ssl3_accept_~s__state~0); 2065#L115 assume !(8195 == ssl3_accept_~s__state~0); 2063#L118 assume !(8480 == ssl3_accept_~s__state~0); 2061#L121 assume !(8481 == ssl3_accept_~s__state~0); 2059#L124 assume !(8482 == ssl3_accept_~s__state~0); 2034#L127 assume 8464 == ssl3_accept_~s__state~0; 1991#L134 [2018-11-18 11:19:56,138 INFO L796 eck$LassoCheckResult]: Loop: 1991#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 1963#L292 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 1962#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 1961#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 2117#L627 ssl3_accept_~skip~0 := 0; 2116#L100-3 assume true; 2115#L100-1 assume !false; 2114#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2113#L103 assume !(12292 == ssl3_accept_~s__state~0); 2112#L106 assume !(16384 == ssl3_accept_~s__state~0); 2110#L109 assume !(8192 == ssl3_accept_~s__state~0); 2105#L112 assume !(24576 == ssl3_accept_~s__state~0); 2103#L115 assume !(8195 == ssl3_accept_~s__state~0); 2101#L118 assume !(8480 == ssl3_accept_~s__state~0); 2024#L121 assume !(8481 == ssl3_accept_~s__state~0); 2023#L124 assume !(8482 == ssl3_accept_~s__state~0); 2022#L127 assume 8464 == ssl3_accept_~s__state~0; 1991#L134 [2018-11-18 11:19:56,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:56,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1503423663, now seen corresponding path program 1 times [2018-11-18 11:19:56,139 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:56,139 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:56,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:56,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:56,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:56,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:56,156 INFO L82 PathProgramCache]: Analyzing trace with hash 2069730203, now seen corresponding path program 1 times [2018-11-18 11:19:56,156 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:56,156 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:56,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:56,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:56,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:56,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:56,167 INFO L82 PathProgramCache]: Analyzing trace with hash 869161133, now seen corresponding path program 1 times [2018-11-18 11:19:56,167 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:56,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:56,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:56,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:56,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:56,249 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:19:56,249 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:19:56,249 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:19:56,249 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:19:56,250 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 11:19:56,250 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,250 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:19:56,250 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:19:56,250 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration2_Loop [2018-11-18 11:19:56,250 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:19:56,250 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:19:56,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,343 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:19:56,343 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,349 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:19:56,350 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:19:56,352 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:19:56,352 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Honda state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,374 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:19:56,375 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:19:56,377 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:19:56,377 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,405 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:19:56,406 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:19:56,410 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:19:56,410 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,435 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:19:56,435 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:19:56,446 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 11:19:56,446 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_#t~nondet28=5, ULTIMATE.start_ssl3_accept_~ret~0=5} Honda state: {ULTIMATE.start_ssl3_accept_#t~nondet28=5, ULTIMATE.start_ssl3_accept_~ret~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,470 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 11:19:56,470 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,495 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 11:19:56,496 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 11:19:56,499 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 11:19:56,519 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 11:19:56,519 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 11:19:56,519 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 11:19:56,519 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 11:19:56,520 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 11:19:56,520 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 11:19:56,520 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 11:19:56,520 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 11:19:56,520 INFO L131 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2_true-unreach-call_true-no-overflow_false-termination.BV.c.cil.c_Iteration2_Loop [2018-11-18 11:19:56,520 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 11:19:56,520 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 11:19:56,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 11:19:56,644 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 11:19:56,644 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 11:19:56,644 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:56,645 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:56,645 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:56,645 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:56,645 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:56,645 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:56,646 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:56,646 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:56,648 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:19:56,648 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:56,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:56,649 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:56,649 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:56,649 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:56,649 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:56,649 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:56,649 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:56,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:19:56,651 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:56,651 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:56,651 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:56,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:56,651 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:56,651 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:56,652 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:56,652 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:56,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:19:56,655 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:56,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:56,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:56,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:56,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:56,656 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:56,656 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:56,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:56,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:19:56,657 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:56,658 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:56,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:56,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:56,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:56,658 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:56,658 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:56,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:56,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 11:19:56,660 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 11:19:56,660 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 11:19:56,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 11:19:56,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 11:19:56,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 11:19:56,660 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 11:19:56,661 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 11:19:56,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 11:19:56,663 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 11:19:56,665 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-11-18 11:19:56,666 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-11-18 11:19:56,666 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 11:19:56,666 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-18 11:19:56,666 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 11:19:56,666 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~blastFlag~0) = -2*ULTIMATE.start_ssl3_accept_~blastFlag~0 + 1 Supporting invariants [] [2018-11-18 11:19:56,667 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-18 11:19:56,688 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:19:56,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:19:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:19:56,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:19:56,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:19:56,784 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2018-11-18 11:19:56,784 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 381 states and 578 transitions. cyclomatic complexity: 200 Second operand 4 states. [2018-11-18 11:19:57,040 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 381 states and 578 transitions. cyclomatic complexity: 200. Second operand 4 states. Result 627 states and 948 transitions. Complement of second has 4 states. [2018-11-18 11:19:57,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-11-18 11:19:57,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-18 11:19:57,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 336 transitions. [2018-11-18 11:19:57,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 336 transitions. Stem has 18 letters. Loop has 17 letters. [2018-11-18 11:19:57,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 11:19:57,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 336 transitions. Stem has 35 letters. Loop has 17 letters. [2018-11-18 11:19:57,042 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 11:19:57,042 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 336 transitions. Stem has 18 letters. Loop has 34 letters. [2018-11-18 11:19:57,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 11:19:57,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 627 states and 948 transitions. [2018-11-18 11:19:57,047 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 327 [2018-11-18 11:19:57,050 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 627 states to 627 states and 948 transitions. [2018-11-18 11:19:57,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 370 [2018-11-18 11:19:57,051 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 372 [2018-11-18 11:19:57,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 627 states and 948 transitions. [2018-11-18 11:19:57,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-18 11:19:57,051 INFO L705 BuchiCegarLoop]: Abstraction has 627 states and 948 transitions. [2018-11-18 11:19:57,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states and 948 transitions. [2018-11-18 11:19:57,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 625. [2018-11-18 11:19:57,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2018-11-18 11:19:57,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 945 transitions. [2018-11-18 11:19:57,066 INFO L728 BuchiCegarLoop]: Abstraction has 625 states and 945 transitions. [2018-11-18 11:19:57,066 INFO L608 BuchiCegarLoop]: Abstraction has 625 states and 945 transitions. [2018-11-18 11:19:57,066 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-18 11:19:57,066 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 625 states and 945 transitions. [2018-11-18 11:19:57,069 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 327 [2018-11-18 11:19:57,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 11:19:57,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 11:19:57,070 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:57,070 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:57,070 INFO L794 eck$LassoCheckResult]: Stem: 3114#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 2921#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret42, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;havoc ssl3_accept_~ag_X~0;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~nondet25;havoc ssl3_accept_#t~nondet25;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; 2922#L74 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 3115#L77-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2919#L84 assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 2914#L84-1 assume !(0 == ssl3_accept_~s__cert~0); 2915#L100-3 assume true; 3034#L100-1 assume !false; 3037#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2949#L103 assume !(12292 == ssl3_accept_~s__state~0); 2950#L106 assume !(16384 == ssl3_accept_~s__state~0); 2931#L109 assume !(8192 == ssl3_accept_~s__state~0); 2932#L112 assume !(24576 == ssl3_accept_~s__state~0); 3121#L115 assume !(8195 == ssl3_accept_~s__state~0); 3122#L118 assume !(8480 == ssl3_accept_~s__state~0); 3117#L121 assume !(8481 == ssl3_accept_~s__state~0); 3078#L124 assume !(8482 == ssl3_accept_~s__state~0); 3079#L127 assume 8464 == ssl3_accept_~s__state~0; 3139#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 3106#L292 [2018-11-18 11:19:57,070 INFO L796 eck$LassoCheckResult]: Loop: 3106#L292 assume !(0 == ssl3_accept_~blastFlag~0); 3104#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 3101#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 3300#L627 ssl3_accept_~skip~0 := 0; 3298#L100-3 assume true; 3296#L100-1 assume !false; 3294#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3292#L103 assume !(12292 == ssl3_accept_~s__state~0); 3290#L106 assume !(16384 == ssl3_accept_~s__state~0); 3288#L109 assume !(8192 == ssl3_accept_~s__state~0); 3287#L112 assume !(24576 == ssl3_accept_~s__state~0); 3286#L115 assume !(8195 == ssl3_accept_~s__state~0); 3283#L118 assume !(8480 == ssl3_accept_~s__state~0); 3284#L121 assume !(8481 == ssl3_accept_~s__state~0); 3285#L124 assume !(8482 == ssl3_accept_~s__state~0); 3363#L127 assume 8464 == ssl3_accept_~s__state~0; 3133#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 3106#L292 [2018-11-18 11:19:57,070 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:57,070 INFO L82 PathProgramCache]: Analyzing trace with hash -638506426, now seen corresponding path program 1 times [2018-11-18 11:19:57,070 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:57,070 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:57,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,071 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:57,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,082 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:57,083 INFO L82 PathProgramCache]: Analyzing trace with hash -692686417, now seen corresponding path program 1 times [2018-11-18 11:19:57,083 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:57,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:57,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:57,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:57,091 INFO L82 PathProgramCache]: Analyzing trace with hash -414156278, now seen corresponding path program 1 times [2018-11-18 11:19:57,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:57,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:57,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:57,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:19:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:19:57,128 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:19:57,128 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:19:57,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:19:57,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:19:57,229 INFO L87 Difference]: Start difference. First operand 625 states and 945 transitions. cyclomatic complexity: 325 Second operand 3 states. [2018-11-18 11:19:57,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:19:57,346 INFO L93 Difference]: Finished difference Result 748 states and 1119 transitions. [2018-11-18 11:19:57,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:19:57,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 748 states and 1119 transitions. [2018-11-18 11:19:57,350 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 445 [2018-11-18 11:19:57,354 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 748 states to 747 states and 1118 transitions. [2018-11-18 11:19:57,354 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 491 [2018-11-18 11:19:57,355 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 491 [2018-11-18 11:19:57,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 747 states and 1118 transitions. [2018-11-18 11:19:57,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-11-18 11:19:57,356 INFO L705 BuchiCegarLoop]: Abstraction has 747 states and 1118 transitions. [2018-11-18 11:19:57,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states and 1118 transitions. [2018-11-18 11:19:57,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 747. [2018-11-18 11:19:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2018-11-18 11:19:57,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 1118 transitions. [2018-11-18 11:19:57,370 INFO L728 BuchiCegarLoop]: Abstraction has 747 states and 1118 transitions. [2018-11-18 11:19:57,370 INFO L608 BuchiCegarLoop]: Abstraction has 747 states and 1118 transitions. [2018-11-18 11:19:57,370 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-18 11:19:57,370 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 747 states and 1118 transitions. [2018-11-18 11:19:57,373 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 445 [2018-11-18 11:19:57,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 11:19:57,373 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 11:19:57,374 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:57,374 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:19:57,374 INFO L794 eck$LassoCheckResult]: Stem: 4511#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 4303#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret42, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet0, ssl3_accept_#t~nondet1, ssl3_accept_#t~nondet2, ssl3_accept_#t~nondet3, ssl3_accept_#t~nondet4, ssl3_accept_#t~nondet5, ssl3_accept_#t~nondet6, ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet0;havoc ssl3_accept_#t~nondet0;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet1;havoc ssl3_accept_#t~nondet1;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet2;havoc ssl3_accept_#t~nondet2;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet3;havoc ssl3_accept_#t~nondet3;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet4;havoc ssl3_accept_#t~nondet4;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet5;havoc ssl3_accept_#t~nondet5;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet6;havoc ssl3_accept_#t~nondet6;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;havoc ssl3_accept_~s__ctx__stats__sess_accept~0;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;havoc ssl3_accept_~num1~0;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~blastFlag~0;havoc ssl3_accept_~ag_X~0;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~nondet25;havoc ssl3_accept_#t~nondet25;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; 4304#L74 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 4512#L77-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 4301#L84 assume !(0 != 12288 + ssl3_accept_~tmp___1~0); 4295#L84-1 assume !(0 == ssl3_accept_~s__cert~0); 4296#L100-3 assume true; 4671#L100-1 assume !false; 4959#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4958#L103 assume !(12292 == ssl3_accept_~s__state~0); 4957#L106 assume !(16384 == ssl3_accept_~s__state~0); 4956#L109 assume !(8192 == ssl3_accept_~s__state~0); 4955#L112 assume !(24576 == ssl3_accept_~s__state~0); 4953#L115 assume !(8195 == ssl3_accept_~s__state~0); 4952#L118 assume !(8480 == ssl3_accept_~s__state~0); 4951#L121 assume !(8481 == ssl3_accept_~s__state~0); 4950#L124 assume !(8482 == ssl3_accept_~s__state~0); 4948#L127 assume 8464 == ssl3_accept_~s__state~0; 4604#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 4501#L292 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 4502#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 4498#L589 [2018-11-18 11:19:57,374 INFO L796 eck$LassoCheckResult]: Loop: 4498#L589 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4731#L627 ssl3_accept_~skip~0 := 0; 4728#L100-3 assume true; 4725#L100-1 assume !false; 4722#L101 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4719#L103 assume !(12292 == ssl3_accept_~s__state~0); 4716#L106 assume !(16384 == ssl3_accept_~s__state~0); 4713#L109 assume !(8192 == ssl3_accept_~s__state~0); 4710#L112 assume !(24576 == ssl3_accept_~s__state~0); 4706#L115 assume !(8195 == ssl3_accept_~s__state~0); 4707#L118 assume !(8480 == ssl3_accept_~s__state~0); 4689#L121 assume !(8481 == ssl3_accept_~s__state~0); 4624#L124 assume !(8482 == ssl3_accept_~s__state~0); 4618#L127 assume 8464 == ssl3_accept_~s__state~0; 4615#L134 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28; 4500#L292 assume !(0 == ssl3_accept_~blastFlag~0); 4497#L292-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0);ssl3_accept_~s__init_num~0 := 0; 4498#L589 [2018-11-18 11:19:57,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:57,374 INFO L82 PathProgramCache]: Analyzing trace with hash 575656910, now seen corresponding path program 1 times [2018-11-18 11:19:57,374 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:57,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:57,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:57,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:57,387 INFO L82 PathProgramCache]: Analyzing trace with hash 771940219, now seen corresponding path program 2 times [2018-11-18 11:19:57,387 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:57,387 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:57,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:19:57,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,394 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:19:57,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1178239154, now seen corresponding path program 1 times [2018-11-18 11:19:57,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 11:19:57,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 11:19:57,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,395 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 11:19:57,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:19:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 11:19:57,560 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 35 [2018-11-18 11:19:57,694 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 65 [2018-11-18 11:19:57,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 11:19:57 BoogieIcfgContainer [2018-11-18 11:19:57,812 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 11:19:57,812 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:19:57,812 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:19:57,813 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:19:57,813 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:19:54" (3/4) ... [2018-11-18 11:19:57,815 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-18 11:19:57,860 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d367f161-ddd7-452a-a35e-b54ff901035a/bin-2019/uautomizer/witness.graphml [2018-11-18 11:19:57,860 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:19:57,861 INFO L168 Benchmark]: Toolchain (without parser) took 4838.88 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.0 MB). Free memory was 961.1 MB in the beginning and 1.1 GB in the end (delta: -105.6 MB). Peak memory consumption was 121.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:19:57,861 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:19:57,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.34 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 939.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:19:57,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -199.7 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:19:57,862 INFO L168 Benchmark]: Boogie Preprocessor took 48.37 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 11:19:57,862 INFO L168 Benchmark]: RCFGBuilder took 692.12 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: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:19:57,863 INFO L168 Benchmark]: BuchiAutomizer took 3649.94 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.0 MB). Peak memory consumption was 101.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:19:57,863 INFO L168 Benchmark]: Witness Printer took 47.69 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:19:57,869 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 295.34 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 939.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -199.7 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.37 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 692.12 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: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3649.94 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.0 MB). Peak memory consumption was 101.3 MB. Max. memory is 11.5 GB. * Witness Printer took 47.69 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 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 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 6 locations. One deterministic module has affine ranking function -2 * blastFlag + 1 and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 747 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.8s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 131 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 747 states and ocurred in iteration 3. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 852 SDtfs, 1094 SDslu, 591 SDs, 0 SdLazy, 461 SolverSat, 85 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf97 lsp35 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq207 hnf89 smp100 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 6ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 627]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {s__ctx__stats__sess_accept=0, s__s3__tmp__new_cipher__algo_strength=0, \old(initial_state)=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72192608=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@f4f3f05=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a04500c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32d0dbb8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@33a80a6b=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f225282=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a3240ae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5ade5292=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@614c16a7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@44734864=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32b2f0f8=0, s__shutdown=0, s__type=0, state=8464, s__s3__tmp__use_rsa_tmp=0, s__session__cipher=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3571ba8e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77f82493=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ada42b3=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@328ee000=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c1f6ceb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@605453e0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3b546313=0, tmp___7=0, tmp___3=0, \result=0, tmp=0, s__session__peer=0, s__version=0, s__init_num=0, s__in_handshake=0, ret=1, s__server=0, s__state=8464, s__info_callback=3, tmp___2=0, cb=3, s__s3__tmp__new_cipher__algorithms=0, tmp___10=0, s__verify_mode=0, tmp___6=0, tmp=2, ag_Y=0, s__s3__tmp__reuse_message=5, s__ctx__stats__sess_accept_renegotiate=0, __retres69=0, l=0, s__cert__pkeys__AT0__privatekey=0, s__debug=0, tmp___1=-12288, s__ctx__info_callback=0, tmp___9=0, s__s3__tmp__cert_request=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1a8df9b8=0, tmp___5=0, s__hit=0, blastFlag=1, \result=0, ag_X=4232, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@445f1c5e=0, got_new_session=1, s__s3__tmp__new_cipher=0, new_state=0, s__options=0, s__cert=4, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a8df9b0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46485279=0, Time=2, num1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ce0ef6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69c38b04=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@8884990=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@782c9f6f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@22aca406=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7cc9f4d6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d7fa567=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f34bdc9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ada9c3d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1eb3e8de=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@bbf5f09=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@168cec96=0, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2bd6e1f1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7eb984fe=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1785ab3c=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a4281c4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21d00cb9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c2f32bf=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@513d459b=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5049a27a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2235f8e4=0, tmp___8=0, tmp___4=0, s__ctx__stats__sess_accept_good=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 100]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L678] int s ; [L679] int tmp ; [L683] s = 8464 [L684] CALL ssl3_accept(s) [L9] int s__info_callback = __VERIFIER_nondet_int(); [L10] int s__in_handshake = __VERIFIER_nondet_int(); [L11] int s__state ; [L12] int s__new_session ; [L13] int s__server ; [L14] int s__version = __VERIFIER_nondet_int(); [L15] int s__type ; [L16] int s__init_num ; [L17] int s__hit = __VERIFIER_nondet_int(); [L18] int s__rwstate ; [L19] int s__init_buf___0 ; [L20] int s__debug = __VERIFIER_nondet_int(); [L21] int s__shutdown ; [L22] int s__cert = __VERIFIER_nondet_int(); [L23] int s__options = __VERIFIER_nondet_int(); [L24] int s__verify_mode = __VERIFIER_nondet_int(); [L25] int s__session__peer = __VERIFIER_nondet_int(); [L26] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L27] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L28] int s__ctx__stats__sess_accept_renegotiate ; [L29] int s__ctx__stats__sess_accept ; [L30] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L31] int s__s3__tmp__cert_request ; [L32] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__use_rsa_tmp ; [L34] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__next_state___0 ; [L37] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L38] int s__session__cipher ; [L39] int buf ; [L40] unsigned long l ; [L41] unsigned long Time ; [L42] unsigned long tmp ; [L43] int cb ; [L44] long num1 ; [L45] int ret ; [L46] int new_state ; [L47] int state ; [L48] int skip ; [L49] int got_new_session ; [L50] int tmp___1 = __VERIFIER_nondet_int(); [L51] int tmp___2 = __VERIFIER_nondet_int(); [L52] int tmp___3 = __VERIFIER_nondet_int(); [L53] int tmp___4 = __VERIFIER_nondet_int(); [L54] int tmp___5 = __VERIFIER_nondet_int(); [L55] int tmp___6 = __VERIFIER_nondet_int(); [L56] int tmp___7 ; [L57] long tmp___8 = __VERIFIER_nondet_long(); [L58] int tmp___9 = __VERIFIER_nondet_int(); [L59] int tmp___10 = __VERIFIER_nondet_int(); [L60] int blastFlag ; [L61] int ag_X ; [L62] int ag_Y ; [L63] int __retres69 ; [L66] s__state = initial_state [L67] blastFlag = 0 [L68] tmp = __VERIFIER_nondet_int() [L69] Time = tmp [L70] cb = 0 [L71] ret = -1 [L72] skip = 0 [L73] got_new_session = 0 [L74] COND TRUE s__info_callback != 0 [L75] cb = s__info_callback [L83] s__in_handshake = s__in_handshake + 1 [L84] COND FALSE !(tmp___1 + 12288) [L93] COND FALSE !(s__cert == 0) [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND TRUE s__state == 8464 [L290] s__shutdown = 0 [L291] ret = __VERIFIER_nondet_int() [L292] COND TRUE blastFlag == 0 [L293] blastFlag = 1 [L297] COND FALSE !(ret <= 0) [L302] got_new_session = 1 [L303] s__state = (ag_X + ag_Y) * 2 [L304] s__init_num = 0 Loop: [L627] COND FALSE !(! s__s3__tmp__reuse_message) [L656] skip = 0 [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND TRUE s__state == 8464 [L290] s__shutdown = 0 [L291] ret = __VERIFIER_nondet_int() [L292] COND FALSE !(blastFlag == 0) [L297] COND FALSE !(ret <= 0) [L302] got_new_session = 1 [L303] s__state = (ag_X + ag_Y) * 2 [L304] s__init_num = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...