./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg --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 9706e6f03a7a08ee2ace68e27b9d145a84eb01747db13487f9afd6047dbef73b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:22:50,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:22:50,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:22:50,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:22:50,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:22:50,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:22:50,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:22:50,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:22:50,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:22:50,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:22:50,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:22:50,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:22:50,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:22:50,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:22:50,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:22:50,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:22:50,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:22:50,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:22:50,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:22:50,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:22:50,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:22:50,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:22:50,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:22:50,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:22:50,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:22:50,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:22:50,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:22:50,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:22:50,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:22:50,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:22:50,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:22:50,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:22:50,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:22:50,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:22:50,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:22:50,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:22:50,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:22:50,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:22:50,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:22:50,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:22:50,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:22:50,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 09:22:50,515 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:22:50,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:22:50,516 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:22:50,517 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:22:50,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:22:50,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:22:50,519 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:22:50,519 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:22:50,520 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:22:50,520 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:22:50,521 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:22:50,522 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:22:50,522 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:22:50,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:22:50,523 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:22:50,523 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:22:50,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:22:50,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:22:50,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:22:50,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:22:50,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:22:50,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:22:50,525 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:22:50,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:22:50,525 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:22:50,525 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:22:50,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:22:50,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:22:50,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:22:50,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:22:50,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:22:50,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:22:50,530 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:22:50,531 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9706e6f03a7a08ee2ace68e27b9d145a84eb01747db13487f9afd6047dbef73b [2021-10-28 09:22:50,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:22:50,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:22:50,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:22:50,859 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:22:50,860 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:22:50,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-10-28 09:22:50,951 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/data/745538f3b/01600ffb195445a79afff5c15ae90d70/FLAG52e0592bd [2021-10-28 09:22:51,519 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:22:51,527 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-10-28 09:22:51,553 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/data/745538f3b/01600ffb195445a79afff5c15ae90d70/FLAG52e0592bd [2021-10-28 09:22:51,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/data/745538f3b/01600ffb195445a79afff5c15ae90d70 [2021-10-28 09:22:51,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:22:51,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:22:51,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:51,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:22:51,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:22:51,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:51" (1/1) ... [2021-10-28 09:22:51,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca8dc4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:51, skipping insertion in model container [2021-10-28 09:22:51,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:51" (1/1) ... [2021-10-28 09:22:51,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:22:51,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:22:52,176 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44542,44555] [2021-10-28 09:22:52,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:22:52,193 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:22:52,253 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44542,44555] [2021-10-28 09:22:52,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:22:52,273 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:22:52,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52 WrapperNode [2021-10-28 09:22:52,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:52,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:22:52,276 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:22:52,276 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:22:52,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:22:52,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:22:52,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:22:52,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:22:52,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:22:52,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:22:52,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:22:52,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:22:52,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (1/1) ... [2021-10-28 09:22:52,411 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:52,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:52,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:52,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:22:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:22:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:22:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:22:52,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:22:52,682 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 09:22:53,181 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-28 09:22:53,182 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-28 09:22:53,201 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:22:53,201 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 09:22:53,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:53 BoogieIcfgContainer [2021-10-28 09:22:53,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:22:53,204 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:22:53,206 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:22:53,210 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:22:53,211 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:22:53,211 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:22:51" (1/3) ... [2021-10-28 09:22:53,213 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@369ca650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:22:53, skipping insertion in model container [2021-10-28 09:22:53,214 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:22:53,214 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:52" (2/3) ... [2021-10-28 09:22:53,214 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@369ca650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:22:53, skipping insertion in model container [2021-10-28 09:22:53,214 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:22:53,215 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:53" (3/3) ... [2021-10-28 09:22:53,216 INFO L389 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2021-10-28 09:22:53,271 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:22:53,272 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:22:53,272 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:22:53,272 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:22:53,272 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:22:53,272 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:22:53,273 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:22:53,273 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:22:53,296 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 137 states, 136 states have (on average 1.7352941176470589) internal successors, (236), 136 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:53,327 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-10-28 09:22:53,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:53,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:53,337 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 09:22:53,338 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:53,338 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:22:53,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 137 states, 136 states have (on average 1.7352941176470589) internal successors, (236), 136 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:53,350 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-10-28 09:22:53,350 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:53,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:53,352 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 09:22:53,352 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:53,358 INFO L791 eck$LassoCheckResult]: Stem: 126#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 42#L-1true havoc main_#res;havoc main_#t~ret54, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet37;havoc ssl3_accept_#t~nondet37;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 82#L77true assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 22#L80-2true ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 55#L87true assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 9#L87-1true assume !(0 == ssl3_accept_~s__cert~0); 103#L103-2true [2021-10-28 09:22:53,359 INFO L793 eck$LassoCheckResult]: Loop: 103#L103-2true assume !false; 21#L104true ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 123#L106true assume 12292 == ssl3_accept_~s__state~0; 130#L107true ssl3_accept_~s__new_session~0 := 1; 111#L216true ssl3_accept_~s__server~0 := 1; 90#L221true assume 0 != ssl3_accept_~cb~0; 64#L221-2true assume !(3 != 8 * ssl3_accept_~s__version~0 % 4294967296);ssl3_accept_~s__type~0 := 8192; 69#L233true assume !(0 == ssl3_accept_~s__init_buf___0~0); 63#L233-2true assume !(0 == ssl3_accept_~tmp___4~0);ssl3_accept_~s__init_num~0 := 0; 34#L258true assume !(12292 != ssl3_accept_~s__state~0);ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := 1 + ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0;ssl3_accept_~s__state~0 := 8480; 17#L592true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 86#L630true ssl3_accept_~skip~0 := 0; 103#L103-2true [2021-10-28 09:22:53,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:53,366 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2021-10-28 09:22:53,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:53,377 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570894373] [2021-10-28 09:22:53,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:53,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:53,500 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:53,565 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:53,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:53,587 INFO L85 PathProgramCache]: Analyzing trace with hash 450429232, now seen corresponding path program 1 times [2021-10-28 09:22:53,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:53,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630320982] [2021-10-28 09:22:53,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:53,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:53,662 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:53,663 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630320982] [2021-10-28 09:22:53,663 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630320982] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:53,664 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:53,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:22:53,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735623707] [2021-10-28 09:22:53,671 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 09:22:53,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:53,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:22:53,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:22:53,691 INFO L87 Difference]: Start difference. First operand has 137 states, 136 states have (on average 1.7352941176470589) internal successors, (236), 136 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:53,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:53,709 INFO L93 Difference]: Finished difference Result 131 states and 220 transitions. [2021-10-28 09:22:53,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:22:53,711 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 131 states and 220 transitions. [2021-10-28 09:22:53,717 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2021-10-28 09:22:53,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 131 states to 112 states and 172 transitions. [2021-10-28 09:22:53,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 112 [2021-10-28 09:22:53,727 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 112 [2021-10-28 09:22:53,728 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 172 transitions. [2021-10-28 09:22:53,733 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:22:53,733 INFO L681 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2021-10-28 09:22:53,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 172 transitions. [2021-10-28 09:22:53,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2021-10-28 09:22:53,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 112 states have (on average 1.5357142857142858) internal successors, (172), 111 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:53,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 172 transitions. [2021-10-28 09:22:53,817 INFO L704 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2021-10-28 09:22:53,817 INFO L587 BuchiCegarLoop]: Abstraction has 112 states and 172 transitions. [2021-10-28 09:22:53,818 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:22:53,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 112 states and 172 transitions. [2021-10-28 09:22:53,821 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 104 [2021-10-28 09:22:53,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:53,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:53,830 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 09:22:53,830 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:53,830 INFO L791 eck$LassoCheckResult]: Stem: 386#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 336#L-1 havoc main_#res;havoc main_#t~ret54, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet37;havoc ssl3_accept_#t~nondet37;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 337#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 289#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 311#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 286#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 287#L103-2 [2021-10-28 09:22:53,833 INFO L793 eck$LassoCheckResult]: Loop: 287#L103-2 assume !false; 309#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 310#L106 assume !(12292 == ssl3_accept_~s__state~0); 385#L109 assume !(16384 == ssl3_accept_~s__state~0); 349#L112 assume !(8192 == ssl3_accept_~s__state~0); 350#L115 assume !(24576 == ssl3_accept_~s__state~0); 358#L118 assume !(8195 == ssl3_accept_~s__state~0); 316#L121 assume 8480 == ssl3_accept_~s__state~0; 317#L125 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet39;havoc ssl3_accept_#t~nondet39; 377#L278 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~s__s3__tmp__next_state___0~0 := 8482;ssl3_accept_~s__state~0 := 8448;ssl3_accept_~s__init_num~0 := 0; 291#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 300#L630 ssl3_accept_~skip~0 := 0; 287#L103-2 [2021-10-28 09:22:53,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:53,835 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 2 times [2021-10-28 09:22:53,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:53,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679561260] [2021-10-28 09:22:53,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:53,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:53,884 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:53,909 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:53,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:53,911 INFO L85 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2021-10-28 09:22:53,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:53,911 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033610307] [2021-10-28 09:22:53,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:53,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:53,919 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:53,927 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:53,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:53,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2021-10-28 09:22:53,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:53,929 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678739945] [2021-10-28 09:22:53,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:53,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:54,021 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:54,022 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678739945] [2021-10-28 09:22:54,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678739945] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:54,022 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:54,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:22:54,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177200567] [2021-10-28 09:22:54,195 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:22:54,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:22:54,198 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:22:54,198 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:22:54,199 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:22:54,199 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,199 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:22:54,199 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:22:54,199 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2021-10-28 09:22:54,199 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:22:54,200 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:22:54,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,374 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:22:54,375 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:22:54,378 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:54,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:54,390 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:22:54,390 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:54,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:22:54,427 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:22:54,428 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0=8482} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:22:54,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:54,468 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:54,471 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:54,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:22:54,476 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:22:54,477 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:54,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:54,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:54,524 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:54,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:22:54,532 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:22:54,532 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:54,567 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:22:54,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:54,610 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:22:54,610 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:22:54,610 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:22:54,611 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:22:54,611 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:22:54,611 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,611 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:22:54,611 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:22:54,611 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2021-10-28 09:22:54,611 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:22:54,611 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:22:54,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:54,770 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:22:54,774 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:22:54,776 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:54,777 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:54,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:54,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:54,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:54,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:54,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:54,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:54,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:54,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:54,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:22:54,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:54,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:54,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:54,851 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:54,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:22:54,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:54,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:54,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:54,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:54,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:54,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:54,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:54,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:54,871 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:22:54,899 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:22:54,899 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-28 09:22:54,901 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:54,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:54,909 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:54,927 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:22:54,927 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:22:54,927 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:22:54,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:22:54,928 INFO L515 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 [] [2021-10-28 09:22:54,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:54,957 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:22:54,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:55,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:22:55,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:22:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:55,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:22:55,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:22:55,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:55,235 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 [2021-10-28 09:22:55,236 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 112 states and 172 transitions. cyclomatic complexity: 61 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:55,782 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 112 states and 172 transitions. cyclomatic complexity: 61. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 517 states and 788 transitions. Complement of second has 9 states. [2021-10-28 09:22:55,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-28 09:22:55,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 323 transitions. [2021-10-28 09:22:55,786 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 12 letters. [2021-10-28 09:22:55,788 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:55,788 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 18 letters. Loop has 12 letters. [2021-10-28 09:22:55,789 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:55,789 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 323 transitions. Stem has 6 letters. Loop has 24 letters. [2021-10-28 09:22:55,790 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:55,791 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 517 states and 788 transitions. [2021-10-28 09:22:55,805 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 188 [2021-10-28 09:22:55,812 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 517 states to 487 states and 743 transitions. [2021-10-28 09:22:55,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:55,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-28 09:22:55,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 294 [2021-10-28 09:22:55,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 487 states and 743 transitions. [2021-10-28 09:22:55,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:22:55,825 INFO L681 BuchiCegarLoop]: Abstraction has 487 states and 743 transitions. [2021-10-28 09:22:55,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states and 743 transitions. [2021-10-28 09:22:55,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 360. [2021-10-28 09:22:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 360 states have (on average 1.538888888888889) internal successors, (554), 359 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:55,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 554 transitions. [2021-10-28 09:22:55,853 INFO L704 BuchiCegarLoop]: Abstraction has 360 states and 554 transitions. [2021-10-28 09:22:55,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:55,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:22:55,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:22:55,854 INFO L87 Difference]: Start difference. First operand 360 states and 554 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:55,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:55,989 INFO L93 Difference]: Finished difference Result 377 states and 574 transitions. [2021-10-28 09:22:55,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:22:55,990 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 377 states and 574 transitions. [2021-10-28 09:22:56,001 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2021-10-28 09:22:56,007 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 377 states to 377 states and 574 transitions. [2021-10-28 09:22:56,007 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 246 [2021-10-28 09:22:56,008 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 246 [2021-10-28 09:22:56,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 377 states and 574 transitions. [2021-10-28 09:22:56,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:22:56,010 INFO L681 BuchiCegarLoop]: Abstraction has 377 states and 574 transitions. [2021-10-28 09:22:56,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states and 574 transitions. [2021-10-28 09:22:56,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 375. [2021-10-28 09:22:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 375 states have (on average 1.5253333333333334) internal successors, (572), 374 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 572 transitions. [2021-10-28 09:22:56,040 INFO L704 BuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2021-10-28 09:22:56,041 INFO L587 BuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2021-10-28 09:22:56,041 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 09:22:56,041 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 375 states and 572 transitions. [2021-10-28 09:22:56,044 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2021-10-28 09:22:56,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:56,045 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:56,046 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:56,046 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:56,046 INFO L791 eck$LassoCheckResult]: Stem: 1951#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1846#L-1 havoc main_#res;havoc main_#t~ret54, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet37;havoc ssl3_accept_#t~nondet37;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 1847#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 1747#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 1790#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 1744#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 1745#L103-2 assume !false; 2014#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 2012#L106 assume !(12292 == ssl3_accept_~s__state~0); 2010#L109 assume !(16384 == ssl3_accept_~s__state~0); 2008#L112 assume !(8192 == ssl3_accept_~s__state~0); 2006#L115 assume !(24576 == ssl3_accept_~s__state~0); 2004#L118 assume !(8195 == ssl3_accept_~s__state~0); 2002#L121 assume !(8480 == ssl3_accept_~s__state~0); 2000#L124 assume !(8481 == ssl3_accept_~s__state~0); 1998#L127 assume !(8482 == ssl3_accept_~s__state~0); 1990#L130 assume 8464 == ssl3_accept_~s__state~0; 1899#L137 [2021-10-28 09:22:56,047 INFO L793 eck$LassoCheckResult]: Loop: 1899#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 1736#L295 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 1737#L295-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 1826#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 1915#L630 ssl3_accept_~skip~0 := 0; 1916#L103-2 assume !false; 1786#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 1787#L106 assume !(12292 == ssl3_accept_~s__state~0); 2052#L109 assume !(16384 == ssl3_accept_~s__state~0); 2051#L112 assume !(8192 == ssl3_accept_~s__state~0); 2050#L115 assume !(24576 == ssl3_accept_~s__state~0); 2048#L118 assume !(8195 == ssl3_accept_~s__state~0); 2049#L121 assume !(8480 == ssl3_accept_~s__state~0); 1988#L124 assume !(8481 == ssl3_accept_~s__state~0); 1987#L127 assume !(8482 == ssl3_accept_~s__state~0); 1985#L130 assume 8464 == ssl3_accept_~s__state~0; 1899#L137 [2021-10-28 09:22:56,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:56,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2021-10-28 09:22:56,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:56,048 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489026971] [2021-10-28 09:22:56,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:56,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:56,086 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:56,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:56,129 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:56,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:56,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2021-10-28 09:22:56,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:56,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293426821] [2021-10-28 09:22:56,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:56,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:56,145 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:56,158 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:56,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:56,159 INFO L85 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2021-10-28 09:22:56,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:56,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107858138] [2021-10-28 09:22:56,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:56,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:56,180 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:56,212 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:56,384 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:22:56,385 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:22:56,385 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:22:56,385 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:22:56,385 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:22:56,385 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:56,385 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:22:56,385 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:22:56,386 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration3_Loop [2021-10-28 09:22:56,386 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:22:56,386 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:22:56,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,686 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:22:56,686 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:22:56,686 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:56,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:56,688 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:56,690 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:22:56,691 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:56,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:22:56,710 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:22:56,710 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Honda state: {ULTIMATE.start_ssl3_accept_~got_new_session~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:22:56,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:56,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:56,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:56,739 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:56,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:22:56,741 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:22:56,741 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:56,751 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:22:56,751 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:22:56,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:56,774 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:56,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:56,776 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:56,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:22:56,780 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:22:56,780 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:56,791 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:22:56,791 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:22:56,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:56,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:56,817 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:56,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:22:56,822 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:22:56,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:56,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:56,858 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:56,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:56,860 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:56,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:22:56,862 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:22:56,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:22:56,882 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:22:56,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:56,904 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:22:56,904 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:22:56,904 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:22:56,904 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:22:56,905 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:22:56,905 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:56,905 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:22:56,905 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:22:56,905 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration3_Loop [2021-10-28 09:22:56,905 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:22:56,905 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:22:56,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:56,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:57,052 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:22:57,052 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:22:57,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:57,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:57,059 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:57,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:57,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:57,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:57,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:57,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:57,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:57,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:57,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:57,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:22:57,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:57,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-28 09:22:57,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:57,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:57,133 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:57,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:22:57,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:57,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:57,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:57,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:57,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:57,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:57,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:57,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:57,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:57,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:57,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:57,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:57,212 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:57,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:22:57,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:57,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:57,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:57,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:57,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:57,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:57,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:57,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:57,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:57,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:57,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:57,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:57,254 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:57,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:22:57,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:57,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:57,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:57,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:57,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:57,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:57,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:57,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:57,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:57,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:57,316 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:57,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:57,317 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:57,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:57,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:57,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:57,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:57,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:57,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:57,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:57,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:57,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:22:57,354 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:22:57,359 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:22:57,359 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:22:57,359 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:57,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:57,363 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:57,371 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:22:57,371 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:22:57,371 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:22:57,372 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~blastFlag~0) = -2*ULTIMATE.start_ssl3_accept_~blastFlag~0 + 1 Supporting invariants [] [2021-10-28 09:22:57,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:22:57,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:57,415 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:22:57,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:57,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:22:57,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:22:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:57,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:22:57,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:22:57,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:57,709 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 [2021-10-28 09:22:57,709 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 375 states and 572 transitions. cyclomatic complexity: 200 Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:57,766 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 375 states and 572 transitions. cyclomatic complexity: 200. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 617 states and 938 transitions. Complement of second has 4 states. [2021-10-28 09:22:57,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 09:22:57,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:57,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 334 transitions. [2021-10-28 09:22:57,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 16 letters. [2021-10-28 09:22:57,772 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:57,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-28 09:22:57,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:57,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 32 letters. [2021-10-28 09:22:57,776 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:57,776 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 617 states and 938 transitions. [2021-10-28 09:22:57,783 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2021-10-28 09:22:57,789 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 617 states to 617 states and 938 transitions. [2021-10-28 09:22:57,790 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 364 [2021-10-28 09:22:57,790 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 366 [2021-10-28 09:22:57,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 617 states and 938 transitions. [2021-10-28 09:22:57,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:22:57,791 INFO L681 BuchiCegarLoop]: Abstraction has 617 states and 938 transitions. [2021-10-28 09:22:57,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states and 938 transitions. [2021-10-28 09:22:57,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 615. [2021-10-28 09:22:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 615 states, 615 states have (on average 1.5203252032520325) internal successors, (935), 614 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:57,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 935 transitions. [2021-10-28 09:22:57,807 INFO L704 BuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2021-10-28 09:22:57,807 INFO L587 BuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2021-10-28 09:22:57,807 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 09:22:57,807 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 615 states and 935 transitions. [2021-10-28 09:22:57,812 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2021-10-28 09:22:57,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:57,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:57,813 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:57,813 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:57,813 INFO L791 eck$LassoCheckResult]: Stem: 3088#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 2955#L-1 havoc main_#res;havoc main_#t~ret54, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet37;havoc ssl3_accept_#t~nondet37;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 2956#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 2861#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 2904#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 2858#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 2859#L103-2 assume !false; 3341#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3084#L106 assume !(12292 == ssl3_accept_~s__state~0); 3085#L109 assume !(16384 == ssl3_accept_~s__state~0); 3334#L112 assume !(8192 == ssl3_accept_~s__state~0); 3335#L115 assume !(24576 == ssl3_accept_~s__state~0); 3318#L118 assume !(8195 == ssl3_accept_~s__state~0); 3319#L121 assume !(8480 == ssl3_accept_~s__state~0); 3366#L124 assume !(8481 == ssl3_accept_~s__state~0); 3089#L127 assume !(8482 == ssl3_accept_~s__state~0); 3090#L130 assume 8464 == ssl3_accept_~s__state~0; 3095#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 3096#L295 [2021-10-28 09:22:57,814 INFO L793 eck$LassoCheckResult]: Loop: 3096#L295 assume !(0 == ssl3_accept_~blastFlag~0); 3315#L295-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 3246#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 3242#L630 ssl3_accept_~skip~0 := 0; 3240#L103-2 assume !false; 3238#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 3236#L106 assume !(12292 == ssl3_accept_~s__state~0); 3234#L109 assume !(16384 == ssl3_accept_~s__state~0); 3232#L112 assume !(8192 == ssl3_accept_~s__state~0); 3230#L115 assume !(24576 == ssl3_accept_~s__state~0); 3228#L118 assume !(8195 == ssl3_accept_~s__state~0); 3223#L121 assume !(8480 == ssl3_accept_~s__state~0); 3225#L124 assume !(8481 == ssl3_accept_~s__state~0); 3226#L127 assume !(8482 == ssl3_accept_~s__state~0); 3217#L130 assume 8464 == ssl3_accept_~s__state~0; 3213#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 3096#L295 [2021-10-28 09:22:57,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:57,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2021-10-28 09:22:57,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:57,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64685646] [2021-10-28 09:22:57,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:57,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:57,829 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:57,847 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:57,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:57,848 INFO L85 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2021-10-28 09:22:57,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:57,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921837549] [2021-10-28 09:22:57,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:57,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:57,857 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:57,866 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:57,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:57,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2021-10-28 09:22:57,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:57,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033982136] [2021-10-28 09:22:57,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:57,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:57,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:57,933 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:57,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033982136] [2021-10-28 09:22:57,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033982136] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:57,934 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:57,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:22:57,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568970540] [2021-10-28 09:22:58,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:58,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:22:58,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:22:58,093 INFO L87 Difference]: Start difference. First operand 615 states and 935 transitions. cyclomatic complexity: 325 Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:58,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:58,132 INFO L93 Difference]: Finished difference Result 736 states and 1107 transitions. [2021-10-28 09:22:58,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:22:58,132 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 736 states and 1107 transitions. [2021-10-28 09:22:58,140 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2021-10-28 09:22:58,152 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 736 states to 735 states and 1106 transitions. [2021-10-28 09:22:58,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 483 [2021-10-28 09:22:58,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 483 [2021-10-28 09:22:58,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 735 states and 1106 transitions. [2021-10-28 09:22:58,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:22:58,159 INFO L681 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-10-28 09:22:58,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states and 1106 transitions. [2021-10-28 09:22:58,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 735. [2021-10-28 09:22:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 735 states, 735 states have (on average 1.5047619047619047) internal successors, (1106), 734 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:58,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1106 transitions. [2021-10-28 09:22:58,178 INFO L704 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-10-28 09:22:58,178 INFO L587 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-10-28 09:22:58,178 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-28 09:22:58,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 735 states and 1106 transitions. [2021-10-28 09:22:58,184 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2021-10-28 09:22:58,184 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:58,184 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:58,185 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:58,186 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:58,186 INFO L791 eck$LassoCheckResult]: Stem: 4471#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(22);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 4324#L-1 havoc main_#res;havoc main_#t~ret54, main_~s~0, main_~tmp~1;havoc main_~s~0;havoc main_~tmp~1;main_~s~0 := 8464;ssl3_accept_#in~initial_state := main_~s~0;havoc ssl3_accept_#res;havoc ssl3_accept_#t~nondet7, ssl3_accept_#t~nondet8, ssl3_accept_#t~nondet9, ssl3_accept_#t~nondet10, ssl3_accept_#t~nondet11, ssl3_accept_#t~nondet12, ssl3_accept_#t~nondet13, ssl3_accept_#t~nondet14, ssl3_accept_#t~nondet15, ssl3_accept_#t~nondet16, ssl3_accept_#t~nondet17, ssl3_accept_#t~nondet18, ssl3_accept_#t~nondet19, ssl3_accept_#t~nondet20, ssl3_accept_#t~nondet21, ssl3_accept_#t~nondet22, ssl3_accept_#t~nondet23, ssl3_accept_#t~nondet24, ssl3_accept_#t~nondet25, ssl3_accept_#t~nondet26, ssl3_accept_#t~nondet27, ssl3_accept_#t~nondet28, ssl3_accept_#t~nondet29, ssl3_accept_#t~nondet30, ssl3_accept_#t~nondet31, ssl3_accept_#t~nondet32, ssl3_accept_#t~nondet33, ssl3_accept_#t~nondet34, ssl3_accept_#t~nondet35, ssl3_accept_#t~nondet36, ssl3_accept_#t~nondet37, ssl3_accept_#t~nondet38, ssl3_accept_#t~nondet39, ssl3_accept_#t~nondet40, ssl3_accept_#t~nondet41, ssl3_accept_#t~nondet42, ssl3_accept_#t~nondet43, ssl3_accept_#t~nondet44, ssl3_accept_#t~nondet45, ssl3_accept_#t~nondet46, ssl3_accept_#t~nondet47, ssl3_accept_#t~nondet48, ssl3_accept_#t~nondet49, ssl3_accept_#t~nondet50, ssl3_accept_#t~nondet51, ssl3_accept_#t~nondet52, ssl3_accept_#t~nondet53, ssl3_accept_~initial_state, ssl3_accept_~s__info_callback~0, ssl3_accept_~s__in_handshake~0, ssl3_accept_~s__state~0, ssl3_accept_~s__new_session~0, ssl3_accept_~s__server~0, ssl3_accept_~s__version~0, ssl3_accept_~s__type~0, ssl3_accept_~s__init_num~0, ssl3_accept_~s__hit~0, ssl3_accept_~s__rwstate~0, ssl3_accept_~s__init_buf___0~0, ssl3_accept_~s__debug~0, ssl3_accept_~s__shutdown~0, ssl3_accept_~s__cert~0, ssl3_accept_~s__options~0, ssl3_accept_~s__verify_mode~0, ssl3_accept_~s__session__peer~0, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0, ssl3_accept_~s__ctx__info_callback~0, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0, ssl3_accept_~s__ctx__stats__sess_accept~0, ssl3_accept_~s__ctx__stats__sess_accept_good~0, ssl3_accept_~s__s3__tmp__cert_request~0, ssl3_accept_~s__s3__tmp__reuse_message~0, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0, ssl3_accept_~s__s3__tmp__new_cipher~0, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0, ssl3_accept_~s__s3__tmp__next_state___0~0, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0, ssl3_accept_~s__session__cipher~0, ssl3_accept_~buf~0, ssl3_accept_~l~0, ssl3_accept_~Time~0, ssl3_accept_~tmp~0, ssl3_accept_~cb~0, ssl3_accept_~num1~0, ssl3_accept_~ret~0, ssl3_accept_~new_state~0, ssl3_accept_~state~0, ssl3_accept_~skip~0, ssl3_accept_~got_new_session~0, ssl3_accept_~tmp___1~0, ssl3_accept_~tmp___2~0, ssl3_accept_~tmp___3~0, ssl3_accept_~tmp___4~0, ssl3_accept_~tmp___5~0, ssl3_accept_~tmp___6~0, ssl3_accept_~tmp___7~0, ssl3_accept_~tmp___8~0, ssl3_accept_~tmp___9~0, ssl3_accept_~tmp___10~0, ssl3_accept_~blastFlag~0, ssl3_accept_~ag_X~0, ssl3_accept_~ag_Y~0, ssl3_accept_~__retres69~0;ssl3_accept_~initial_state := ssl3_accept_#in~initial_state;ssl3_accept_~s__info_callback~0 := ssl3_accept_#t~nondet7;havoc ssl3_accept_#t~nondet7;ssl3_accept_~s__in_handshake~0 := ssl3_accept_#t~nondet8;havoc ssl3_accept_#t~nondet8;havoc ssl3_accept_~s__state~0;havoc ssl3_accept_~s__new_session~0;havoc ssl3_accept_~s__server~0;ssl3_accept_~s__version~0 := ssl3_accept_#t~nondet9;havoc ssl3_accept_#t~nondet9;havoc ssl3_accept_~s__type~0;havoc ssl3_accept_~s__init_num~0;ssl3_accept_~s__hit~0 := ssl3_accept_#t~nondet10;havoc ssl3_accept_#t~nondet10;havoc ssl3_accept_~s__rwstate~0;havoc ssl3_accept_~s__init_buf___0~0;ssl3_accept_~s__debug~0 := ssl3_accept_#t~nondet11;havoc ssl3_accept_#t~nondet11;havoc ssl3_accept_~s__shutdown~0;ssl3_accept_~s__cert~0 := ssl3_accept_#t~nondet12;havoc ssl3_accept_#t~nondet12;ssl3_accept_~s__options~0 := ssl3_accept_#t~nondet13;havoc ssl3_accept_#t~nondet13;ssl3_accept_~s__verify_mode~0 := ssl3_accept_#t~nondet14;havoc ssl3_accept_#t~nondet14;ssl3_accept_~s__session__peer~0 := ssl3_accept_#t~nondet15;havoc ssl3_accept_#t~nondet15;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0 := ssl3_accept_#t~nondet16;havoc ssl3_accept_#t~nondet16;ssl3_accept_~s__ctx__info_callback~0 := ssl3_accept_#t~nondet17;havoc ssl3_accept_#t~nondet17;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0 := ssl3_accept_#t~nondet18;havoc ssl3_accept_#t~nondet18;ssl3_accept_~s__ctx__stats__sess_accept~0 := ssl3_accept_#t~nondet19;havoc ssl3_accept_#t~nondet19;ssl3_accept_~s__ctx__stats__sess_accept_good~0 := ssl3_accept_#t~nondet20;havoc ssl3_accept_#t~nondet20;havoc ssl3_accept_~s__s3__tmp__cert_request~0;ssl3_accept_~s__s3__tmp__reuse_message~0 := ssl3_accept_#t~nondet21;havoc ssl3_accept_#t~nondet21;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0;ssl3_accept_~s__s3__tmp__new_cipher~0 := ssl3_accept_#t~nondet22;havoc ssl3_accept_#t~nondet22;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_accept_#t~nondet23;havoc ssl3_accept_#t~nondet23;havoc ssl3_accept_~s__s3__tmp__next_state___0~0;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0 := ssl3_accept_#t~nondet24;havoc ssl3_accept_#t~nondet24;havoc ssl3_accept_~s__session__cipher~0;havoc ssl3_accept_~buf~0;havoc ssl3_accept_~l~0;havoc ssl3_accept_~Time~0;havoc ssl3_accept_~tmp~0;havoc ssl3_accept_~cb~0;ssl3_accept_~num1~0 := ssl3_accept_#t~nondet25;havoc ssl3_accept_#t~nondet25;havoc ssl3_accept_~ret~0;havoc ssl3_accept_~new_state~0;havoc ssl3_accept_~state~0;havoc ssl3_accept_~skip~0;havoc ssl3_accept_~got_new_session~0;ssl3_accept_~tmp___1~0 := ssl3_accept_#t~nondet26;havoc ssl3_accept_#t~nondet26;ssl3_accept_~tmp___2~0 := ssl3_accept_#t~nondet27;havoc ssl3_accept_#t~nondet27;ssl3_accept_~tmp___3~0 := ssl3_accept_#t~nondet28;havoc ssl3_accept_#t~nondet28;ssl3_accept_~tmp___4~0 := ssl3_accept_#t~nondet29;havoc ssl3_accept_#t~nondet29;ssl3_accept_~tmp___5~0 := ssl3_accept_#t~nondet30;havoc ssl3_accept_#t~nondet30;ssl3_accept_~tmp___6~0 := ssl3_accept_#t~nondet31;havoc ssl3_accept_#t~nondet31;havoc ssl3_accept_~tmp___7~0;ssl3_accept_~tmp___8~0 := ssl3_accept_#t~nondet32;havoc ssl3_accept_#t~nondet32;ssl3_accept_~tmp___9~0 := ssl3_accept_#t~nondet33;havoc ssl3_accept_#t~nondet33;ssl3_accept_~tmp___10~0 := ssl3_accept_#t~nondet34;havoc ssl3_accept_#t~nondet34;havoc ssl3_accept_~blastFlag~0;ssl3_accept_~ag_X~0 := ssl3_accept_#t~nondet35;havoc ssl3_accept_#t~nondet35;ssl3_accept_~ag_Y~0 := ssl3_accept_#t~nondet36;havoc ssl3_accept_#t~nondet36;havoc ssl3_accept_~__retres69~0;ssl3_accept_~s__state~0 := ssl3_accept_~initial_state;ssl3_accept_~blastFlag~0 := 0;ssl3_accept_~tmp~0 := ssl3_accept_#t~nondet37;havoc ssl3_accept_#t~nondet37;ssl3_accept_~Time~0 := ssl3_accept_~tmp~0;ssl3_accept_~cb~0 := 0;ssl3_accept_~ret~0 := -1;ssl3_accept_~skip~0 := 0;ssl3_accept_~got_new_session~0 := 0; 4325#L77 assume 0 != ssl3_accept_~s__info_callback~0;ssl3_accept_~cb~0 := ssl3_accept_~s__info_callback~0; 4219#L80-2 ssl3_accept_~s__in_handshake~0 := 1 + ssl3_accept_~s__in_handshake~0; 4261#L87 assume !(0 != (12288 + ssl3_accept_~tmp___1~0) % 4294967296); 4216#L87-1 assume !(0 == ssl3_accept_~s__cert~0); 4217#L103-2 assume !false; 4597#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4838#L106 assume !(12292 == ssl3_accept_~s__state~0); 4836#L109 assume !(16384 == ssl3_accept_~s__state~0); 4833#L112 assume !(8192 == ssl3_accept_~s__state~0); 4831#L115 assume !(24576 == ssl3_accept_~s__state~0); 4744#L118 assume !(8195 == ssl3_accept_~s__state~0); 4609#L121 assume !(8480 == ssl3_accept_~s__state~0); 4610#L124 assume !(8481 == ssl3_accept_~s__state~0); 4599#L127 assume !(8482 == ssl3_accept_~s__state~0); 4556#L130 assume 8464 == ssl3_accept_~s__state~0; 4549#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 4208#L295 assume 0 == ssl3_accept_~blastFlag~0;ssl3_accept_~blastFlag~0 := 1; 4209#L295-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 4642#L592 [2021-10-28 09:22:58,186 INFO L793 eck$LassoCheckResult]: Loop: 4642#L592 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0); 4689#L630 ssl3_accept_~skip~0 := 0; 4688#L103-2 assume !false; 4687#L104 ssl3_accept_~state~0 := ssl3_accept_~s__state~0; 4686#L106 assume !(12292 == ssl3_accept_~s__state~0); 4685#L109 assume !(16384 == ssl3_accept_~s__state~0); 4684#L112 assume !(8192 == ssl3_accept_~s__state~0); 4683#L115 assume !(24576 == ssl3_accept_~s__state~0); 4682#L118 assume !(8195 == ssl3_accept_~s__state~0); 4679#L121 assume !(8480 == ssl3_accept_~s__state~0); 4575#L124 assume !(8481 == ssl3_accept_~s__state~0); 4572#L127 assume !(8482 == ssl3_accept_~s__state~0); 4561#L130 assume 8464 == ssl3_accept_~s__state~0; 4384#L137 ssl3_accept_~s__shutdown~0 := 0;ssl3_accept_~ret~0 := ssl3_accept_#t~nondet40;havoc ssl3_accept_#t~nondet40; 4206#L295 assume !(0 == ssl3_accept_~blastFlag~0); 4207#L295-2 assume !(ssl3_accept_~ret~0 <= 0);ssl3_accept_~got_new_session~0 := 1;ssl3_accept_~s__state~0 := (if 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0 + ssl3_accept_~ag_Y~0) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0 := 0; 4642#L592 [2021-10-28 09:22:58,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:58,187 INFO L85 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2021-10-28 09:22:58,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:58,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163184504] [2021-10-28 09:22:58,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:58,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:58,217 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:58,262 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:58,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:58,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1718816062, now seen corresponding path program 2 times [2021-10-28 09:22:58,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:58,267 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983611452] [2021-10-28 09:22:58,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:58,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:58,281 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:58,293 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:58,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:58,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1461290068, now seen corresponding path program 1 times [2021-10-28 09:22:58,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:58,297 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881134415] [2021-10-28 09:22:58,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:58,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:58,329 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:58,358 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:58,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:59,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:22:59 BoogieIcfgContainer [2021-10-28 09:22:59,426 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:22:59,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:22:59,427 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:22:59,427 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:22:59,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:53" (3/4) ... [2021-10-28 09:22:59,430 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-10-28 09:22:59,495 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:22:59,496 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:22:59,498 INFO L168 Benchmark]: Toolchain (without parser) took 7656.90 ms. Allocated memory was 117.4 MB in the beginning and 176.2 MB in the end (delta: 58.7 MB). Free memory was 86.7 MB in the beginning and 94.4 MB in the end (delta: -7.7 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:59,499 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 117.4 MB. Free memory is still 73.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:22:59,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.91 ms. Allocated memory was 117.4 MB in the beginning and 146.8 MB in the end (delta: 29.4 MB). Free memory was 86.5 MB in the beginning and 115.4 MB in the end (delta: -28.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:59,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.83 ms. Allocated memory is still 146.8 MB. Free memory was 115.4 MB in the beginning and 112.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:59,501 INFO L168 Benchmark]: Boogie Preprocessor took 55.69 ms. Allocated memory is still 146.8 MB. Free memory was 112.9 MB in the beginning and 110.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:59,501 INFO L168 Benchmark]: RCFGBuilder took 808.45 ms. Allocated memory is still 146.8 MB. Free memory was 110.8 MB in the beginning and 86.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:59,502 INFO L168 Benchmark]: BuchiAutomizer took 6221.95 ms. Allocated memory was 146.8 MB in the beginning and 176.2 MB in the end (delta: 29.4 MB). Free memory was 86.1 MB in the beginning and 97.5 MB in the end (delta: -11.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:59,502 INFO L168 Benchmark]: Witness Printer took 69.96 ms. Allocated memory is still 176.2 MB. Free memory was 97.5 MB in the beginning and 94.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:59,505 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 117.4 MB. Free memory is still 73.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 419.91 ms. Allocated memory was 117.4 MB in the beginning and 146.8 MB in the end (delta: 29.4 MB). Free memory was 86.5 MB in the beginning and 115.4 MB in the end (delta: -28.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.83 ms. Allocated memory is still 146.8 MB. Free memory was 115.4 MB in the beginning and 112.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.69 ms. Allocated memory is still 146.8 MB. Free memory was 112.9 MB in the beginning and 110.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 808.45 ms. Allocated memory is still 146.8 MB. Free memory was 110.8 MB in the beginning and 86.3 MB in the end (delta: 24.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6221.95 ms. Allocated memory was 146.8 MB in the beginning and 176.2 MB in the end (delta: 29.4 MB). Free memory was 86.1 MB in the beginning and 97.5 MB in the end (delta: -11.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 16.1 GB. * Witness Printer took 69.96 ms. Allocated memory is still 176.2 MB. Free memory was 97.5 MB in the beginning and 94.4 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (3 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 5 locations. One deterministic module has affine ranking function -2 * blastFlag + 1 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 735 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.1s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.4s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 131 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 735 states and ocurred in iteration 4. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1003 SDtfs, 959 SDslu, 490 SDs, 0 SdLazy, 425 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT1 conc1 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf100 lsp36 ukn100 mio100 lsp100 div213 bol100 ite100 ukn100 eq186 hnf68 smp94 dnf100 smp100 tf107 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 35ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 630]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=2955} State at position 1 is {NULL=0, s__ctx__stats__sess_accept=0, s__s3__tmp__new_cipher__algo_strength=0, \old(initial_state)=8464, NULL=2955, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@794751ae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e5b5d8f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7edea688=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@626264e1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47101c70=0, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@61c81166=0, s__new_session=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4be93b11=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@20413c79=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@63c8d3fe=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f23a42d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ba03563=0, s__shutdown=0, NULL=0, s__type=0, state=8464, s__s3__tmp__use_rsa_tmp=0, s__session__cipher=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@726eae0b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@65006053=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b9c099d=0, s__rwstate=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54c88bbf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@67f83f02=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11b0c93c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d0e4cb5=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=9, tmp___2=0, cb=9, s__s3__tmp__new_cipher__algorithms=0, tmp___10=0, s__verify_mode=0, tmp___6=0, tmp=7, ag_Y=0, s__s3__tmp__reuse_message=19, s__ctx__stats__sess_accept_renegotiate=0, __retres69=0, l=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7cf5f45=0, NULL=0, s__cert__pkeys__AT0__privatekey=0, s__debug=0, tmp___1=-4294979584, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32233cd8=0, s__ctx__info_callback=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2824665d=0, tmp___9=0, s__s3__tmp__cert_request=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7c813f57=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@23439733=0, tmp___5=0, s__hit=0, blastFlag=1, NULL=2956, \result=0, ag_X=4232, skip=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2d17cde4=0, got_new_session=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1158a533=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32af987f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@419a0cfd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ce0f18f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@62370d0=0, s__s3__tmp__new_cipher=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@430c0b0c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@600c531b=0, s__options=0, s__cert=10, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@73e7ca13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3318c52a=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7326d989=0, Time=7, num1=0, NULL=2958, NULL=0, NULL=2957, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4e368c03=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15eec05=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@63e926b0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@667276d5=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6441f8b9=0, s__init_buf___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3edfc424=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c17f5db=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28a53481=0, initial_state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@af29c70=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4c9f00da=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@77bcacc8=0, s__s3__tmp__next_state___0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5241b0fe=0, s=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2770b0bd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1575ddbc=0, tmp___8=0, tmp___4=0, s__ctx__stats__sess_accept_good=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 103]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L681] int s ; [L682] int tmp ; [L686] s = 8464 [L12] int s__info_callback = __VERIFIER_nondet_int(); [L13] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] unsigned int s__version = __VERIFIER_nondet_uint(); [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int(); [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int(); [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int(); [L26] int s__options = __VERIFIER_nondet_int(); [L27] unsigned int s__verify_mode = __VERIFIER_nondet_uint(); [L28] int s__session__peer = __VERIFIER_nondet_int(); [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L30] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L33] unsigned int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_uint(); [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L38] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L41] int s__session__cipher ; [L42] int buf ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp ; [L46] int cb ; [L47] long num1 = __VERIFIER_nondet_long(); [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L54] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L55] int tmp___3 = __VERIFIER_nondet_int(); [L56] int tmp___4 = __VERIFIER_nondet_int(); [L57] int tmp___5 = __VERIFIER_nondet_int(); [L58] unsigned int tmp___6 = __VERIFIER_nondet_uint(); [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long(); [L61] int tmp___9 = __VERIFIER_nondet_int(); [L62] int tmp___10 = __VERIFIER_nondet_int(); [L63] int blastFlag ; [L64] int ag_X = __VERIFIER_nondet_int(); [L65] int ag_Y = __VERIFIER_nondet_int(); [L66] int __retres69 ; [L69] s__state = initial_state [L70] blastFlag = 0 [L71] tmp = __VERIFIER_nondet_int() [L72] Time = tmp [L73] cb = 0 [L74] ret = -1 [L75] skip = 0 [L76] got_new_session = 0 [L77] COND TRUE s__info_callback != 0 [L78] cb = s__info_callback [L86] s__in_handshake = s__in_handshake + 1 [L87] COND FALSE !(tmp___1 + 12288) [L96] COND FALSE !(s__cert == 0) [L103] COND TRUE 1 [L105] state = s__state [L106] COND FALSE !(s__state == 12292) [L109] COND FALSE !(s__state == 16384) [L112] COND FALSE !(s__state == 8192) [L115] COND FALSE !(s__state == 24576) [L118] COND FALSE !(s__state == 8195) [L121] COND FALSE !(s__state == 8480) [L124] COND FALSE !(s__state == 8481) [L127] COND FALSE !(s__state == 8482) [L130] COND TRUE s__state == 8464 [L293] s__shutdown = 0 [L294] ret = __VERIFIER_nondet_int() [L295] COND TRUE blastFlag == 0 [L296] blastFlag = 1 [L300] COND FALSE !(ret <= 0) [L305] got_new_session = 1 [L306] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L307] s__init_num = 0 Loop: [L630] COND FALSE !(! s__s3__tmp__reuse_message) [L659] skip = 0 [L103] COND TRUE 1 [L105] state = s__state [L106] COND FALSE !(s__state == 12292) [L109] COND FALSE !(s__state == 16384) [L112] COND FALSE !(s__state == 8192) [L115] COND FALSE !(s__state == 24576) [L118] COND FALSE !(s__state == 8195) [L121] COND FALSE !(s__state == 8480) [L124] COND FALSE !(s__state == 8481) [L127] COND FALSE !(s__state == 8482) [L130] COND TRUE s__state == 8464 [L293] s__shutdown = 0 [L294] ret = __VERIFIER_nondet_int() [L295] COND FALSE !(blastFlag == 0) [L300] COND FALSE !(ret <= 0) [L305] got_new_session = 1 [L306] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L307] s__init_num = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-10-28 09:22:59,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab70f8fa-6bc9-49e1-a5a0-e6003ca2607f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...