./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/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_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF --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 b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:08:05,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:08:05,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:08:06,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:08:06,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:08:06,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:08:06,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:08:06,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:08:06,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:08:06,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:08:06,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:08:06,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:08:06,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:08:06,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:08:06,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:08:06,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:08:06,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:08:06,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:08:06,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:08:06,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:08:06,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:08:06,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:08:06,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:08:06,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:08:06,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:08:06,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:08:06,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:08:06,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:08:06,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:08:06,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:08:06,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:08:06,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:08:06,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:08:06,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:08:06,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:08:06,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:08:06,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:08:06,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:08:06,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:08:06,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:08:06,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:08:06,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 06:08:06,176 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:08:06,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:08:06,178 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:08:06,178 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:08:06,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:08:06,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:08:06,181 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:08:06,182 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 06:08:06,182 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 06:08:06,182 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 06:08:06,183 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 06:08:06,184 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 06:08:06,184 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 06:08:06,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:08:06,185 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:08:06,185 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 06:08:06,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:08:06,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:08:06,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:08:06,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 06:08:06,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 06:08:06,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 06:08:06,187 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:08:06,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:08:06,187 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 06:08:06,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:08:06,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 06:08:06,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:08:06,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:08:06,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:08:06,189 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:08:06,189 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:08:06,191 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 06:08:06,192 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_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 [2021-11-20 06:08:06,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:08:06,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:08:06,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:08:06,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:08:06,576 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:08:06,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-11-20 06:08:06,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/data/0b655859a/56d6dc71b1c84bc8b294695d219ea88d/FLAGdbe84d362 [2021-11-20 06:08:07,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:08:07,269 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-11-20 06:08:07,296 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/data/0b655859a/56d6dc71b1c84bc8b294695d219ea88d/FLAGdbe84d362 [2021-11-20 06:08:07,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/data/0b655859a/56d6dc71b1c84bc8b294695d219ea88d [2021-11-20 06:08:07,556 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:08:07,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:08:07,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:08:07,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:08:07,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:08:07,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:08:07" (1/1) ... [2021-11-20 06:08:07,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9eea70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:07, skipping insertion in model container [2021-11-20 06:08:07,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:08:07" (1/1) ... [2021-11-20 06:08:07,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:08:07,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:08:08,019 WARN L230 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_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-11-20 06:08:08,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:08:08,051 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:08:08,146 WARN L230 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_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2021-11-20 06:08:08,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:08:08,168 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:08:08,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08 WrapperNode [2021-11-20 06:08:08,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:08:08,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:08:08,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:08:08,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:08:08,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,259 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 486 [2021-11-20 06:08:08,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:08:08,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:08:08,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:08:08,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:08:08,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:08:08,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:08:08,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:08:08,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:08:08,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (1/1) ... [2021-11-20 06:08:08,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:08,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:08,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:08,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 06:08:08,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:08:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:08:08,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:08:08,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:08:08,512 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:08:08,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:08:08,533 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-20 06:08:09,107 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-20 06:08:09,107 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-20 06:08:09,107 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:08:09,116 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:08:09,119 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 06:08:09,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:08:09 BoogieIcfgContainer [2021-11-20 06:08:09,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:08:09,123 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 06:08:09,123 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 06:08:09,127 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 06:08:09,128 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:08:09,128 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 06:08:07" (1/3) ... [2021-11-20 06:08:09,129 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c005c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:08:09, skipping insertion in model container [2021-11-20 06:08:09,130 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:08:09,130 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:08:08" (2/3) ... [2021-11-20 06:08:09,130 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c005c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 06:08:09, skipping insertion in model container [2021-11-20 06:08:09,130 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 06:08:09,131 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:08:09" (3/3) ... [2021-11-20 06:08:09,132 INFO L388 chiAutomizerObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2021-11-20 06:08:09,194 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 06:08:09,195 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 06:08:09,195 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 06:08:09,195 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 06:08:09,195 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 06:08:09,195 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 06:08:09,195 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 06:08:09,196 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 06:08:09,222 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) [2021-11-20 06:08:09,274 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-11-20 06:08:09,274 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:08:09,274 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:08:09,286 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-20 06:08:09,287 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:08:09,287 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 06:08:09,290 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) [2021-11-20 06:08:09,308 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 114 [2021-11-20 06:08:09,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:08:09,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:08:09,310 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-20 06:08:09,311 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:08:09,316 INFO L791 eck$LassoCheckResult]: Stem: 129#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(22, 2);call #Ultimate.allocInit(12, 3); 48#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_~s__init_buf___0~0#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 45#L85true assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 24#L88-2true ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 99#L95true assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 107#L95-1true assume !(0 == ssl3_accept_~s__cert~0#1); 105#L111-2true [2021-11-20 06:08:09,316 INFO L793 eck$LassoCheckResult]: Loop: 105#L111-2true assume !false; 60#L112true ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 63#L114true assume !(12292 == ssl3_accept_~s__state~0#1); 9#L117true assume !(16384 == ssl3_accept_~s__state~0#1); 57#L120true assume !(8192 == ssl3_accept_~s__state~0#1); 28#L123true assume !(24576 == ssl3_accept_~s__state~0#1); 82#L126true assume !(8195 == ssl3_accept_~s__state~0#1); 124#L129true assume 8480 == ssl3_accept_~s__state~0#1; 119#L133true ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet37#1;havoc ssl3_accept_#t~nondet37#1; 96#L286true assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~s__s3__tmp__next_state___0~0#1 := 8482;ssl3_accept_~s__state~0#1 := 8448;ssl3_accept_~s__init_num~0#1 := 0; 110#L600true assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 109#L638true ssl3_accept_~skip~0#1 := 0; 105#L111-2true [2021-11-20 06:08:09,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:09,328 INFO L85 PathProgramCache]: Analyzing trace with hash 889513938, now seen corresponding path program 1 times [2021-11-20 06:08:09,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:09,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613132953] [2021-11-20 06:08:09,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:09,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:09,464 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:09,554 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:09,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:09,558 INFO L85 PathProgramCache]: Analyzing trace with hash -289497929, now seen corresponding path program 1 times [2021-11-20 06:08:09,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:09,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417718730] [2021-11-20 06:08:09,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:09,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:09,579 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:09,587 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:09,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:09,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1315351800, now seen corresponding path program 1 times [2021-11-20 06:08:09,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:09,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244548613] [2021-11-20 06:08:09,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:09,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:08:09,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:08:09,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:08:09,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244548613] [2021-11-20 06:08:09,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244548613] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:08:09,748 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:08:09,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:08:09,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429587733] [2021-11-20 06:08:09,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:08:09,891 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:08:09,891 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:08:09,892 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:08:09,892 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:08:09,892 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:08:09,892 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:09,892 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:08:09,892 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:08:09,893 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2021-11-20 06:08:09,893 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:08:09,893 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:08:09,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:09,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:09,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:09,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:09,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:09,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:09,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,099 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:08:10,099 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:08:10,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,104 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,136 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:10,136 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:10,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 06:08:10,176 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:10,177 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1=8482} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1=8482} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:10,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-11-20 06:08:10,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,225 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 06:08:10,232 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:10,233 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:10,266 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:10,266 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_#t~nondet37#1=7, ULTIMATE.start_ssl3_accept_~ret~0#1=7} Honda state: {ULTIMATE.start_ssl3_accept_#t~nondet37#1=7, ULTIMATE.start_ssl3_accept_~ret~0#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:10,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,313 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:10,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:10,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 06:08:10,350 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:10,350 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:10,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,376 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,383 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:10,384 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:10,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 06:08:10,393 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:10,393 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:10,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,419 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 06:08:10,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:10,421 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:10,430 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:10,430 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:10,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-20 06:08:10,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,456 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 06:08:10,458 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:10,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:10,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,511 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 06:08:10,513 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:08:10,513 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:10,557 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:08:10,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,590 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:08:10,590 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:08:10,590 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:08:10,590 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:08:10,590 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:08:10,591 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,591 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:08:10,591 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:08:10,591 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration1_Loop [2021-11-20 06:08:10,591 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:08:10,591 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:08:10,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:10,707 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:08:10,712 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:08:10,713 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,715 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,717 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 [2021-11-20 06:08:10,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:10,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:10,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:10,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:10,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:10,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:10,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:10,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 06:08:10,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:10,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,789 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,795 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 [2021-11-20 06:08:10,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:10,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:10,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:10,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:10,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:10,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:10,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:10,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 06:08:10,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:10,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,847 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,848 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 06:08:10,853 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 [2021-11-20 06:08:10,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:10,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:10,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:10,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:10,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:10,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:10,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:10,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:10,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,915 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 06:08:10,917 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 [2021-11-20 06:08:10,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:10,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:10,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:10,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:10,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:10,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:10,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:10,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:10,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:10,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:10,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:10,968 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:10,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 06:08:10,973 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 [2021-11-20 06:08:10,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:10,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:10,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:10,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:10,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:10,986 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:10,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:11,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:11,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:11,028 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:11,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:11,030 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:11,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 06:08:11,041 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 [2021-11-20 06:08:11,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:11,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:11,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:11,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:11,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:11,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:11,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:11,060 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:08:11,066 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:08:11,066 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 06:08:11,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:11,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:11,076 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:11,105 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:08:11,106 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:08:11,106 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:08:11,106 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~s__state~0#1) = 1*ULTIMATE.start_ssl3_accept_~s__state~0#1 Supporting invariants [] [2021-11-20 06:08:11,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 06:08:11,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:11,151 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:08:11,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:08:11,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:08:11,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:08:11,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:08:11,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:08:11,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:08:11,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:11,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:08:11,532 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 [2021-11-20 06:08:11,534 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. 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 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) [2021-11-20 06:08:12,152 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. 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 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 770 states and 1290 transitions. Complement of second has 10 states. [2021-11-20 06:08:12,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-11-20 06:08:12,159 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) [2021-11-20 06:08:12,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 661 transitions. [2021-11-20 06:08:12,163 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 661 transitions. Stem has 6 letters. Loop has 12 letters. [2021-11-20 06:08:12,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:08:12,165 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 661 transitions. Stem has 18 letters. Loop has 12 letters. [2021-11-20 06:08:12,166 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:08:12,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 661 transitions. Stem has 6 letters. Loop has 24 letters. [2021-11-20 06:08:12,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:08:12,168 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 770 states and 1290 transitions. [2021-11-20 06:08:12,191 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 198 [2021-11-20 06:08:12,208 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 770 states to 497 states and 761 transitions. [2021-11-20 06:08:12,209 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 294 [2021-11-20 06:08:12,212 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 304 [2021-11-20 06:08:12,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 497 states and 761 transitions. [2021-11-20 06:08:12,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:08:12,214 INFO L681 BuchiCegarLoop]: Abstraction has 497 states and 761 transitions. [2021-11-20 06:08:12,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states and 761 transitions. [2021-11-20 06:08:12,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 370. [2021-11-20 06:08:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 370 states have (on average 1.545945945945946) internal successors, (572), 369 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) [2021-11-20 06:08:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 572 transitions. [2021-11-20 06:08:12,290 INFO L704 BuchiCegarLoop]: Abstraction has 370 states and 572 transitions. [2021-11-20 06:08:12,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:08:12,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:08:12,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:08:12,296 INFO L87 Difference]: Start difference. First operand 370 states and 572 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) [2021-11-20 06:08:12,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:08:12,436 INFO L93 Difference]: Finished difference Result 381 states and 588 transitions. [2021-11-20 06:08:12,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:08:12,437 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 381 states and 588 transitions. [2021-11-20 06:08:12,444 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2021-11-20 06:08:12,447 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 381 states to 377 states and 574 transitions. [2021-11-20 06:08:12,448 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 246 [2021-11-20 06:08:12,448 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 246 [2021-11-20 06:08:12,448 INFO L73 IsDeterministic]: Start isDeterministic. Operand 377 states and 574 transitions. [2021-11-20 06:08:12,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:08:12,450 INFO L681 BuchiCegarLoop]: Abstraction has 377 states and 574 transitions. [2021-11-20 06:08:12,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states and 574 transitions. [2021-11-20 06:08:12,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 375. [2021-11-20 06:08:12,476 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) [2021-11-20 06:08:12,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 572 transitions. [2021-11-20 06:08:12,489 INFO L704 BuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2021-11-20 06:08:12,489 INFO L587 BuchiCegarLoop]: Abstraction has 375 states and 572 transitions. [2021-11-20 06:08:12,489 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 06:08:12,489 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 375 states and 572 transitions. [2021-11-20 06:08:12,492 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 203 [2021-11-20 06:08:12,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:08:12,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:08:12,494 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:08:12,494 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:08:12,494 INFO L791 eck$LassoCheckResult]: Stem: 1973#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(22, 2);call #Ultimate.allocInit(12, 3); 1872#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_~s__init_buf___0~0#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 1865#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 1820#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 1821#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 1946#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 1955#L111-2 assume !false; 2049#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2044#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2042#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2040#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2038#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2036#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2034#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 2032#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 2030#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 2028#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1900#L145 [2021-11-20 06:08:12,494 INFO L793 eck$LassoCheckResult]: Loop: 1900#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 1901#L303 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 1947#L303-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 1783#L600 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 2115#L638 ssl3_accept_~skip~0#1 := 0; 2114#L111-2 assume !false; 2113#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 2112#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 2111#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 2110#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 2109#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 2108#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 2107#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 1977#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 1975#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 1976#L138 assume 8464 == ssl3_accept_~s__state~0#1; 1900#L145 [2021-11-20 06:08:12,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:12,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1150938771, now seen corresponding path program 1 times [2021-11-20 06:08:12,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:12,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117971397] [2021-11-20 06:08:12,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:12,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:12,520 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:12,544 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:12,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:12,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1865326434, now seen corresponding path program 1 times [2021-11-20 06:08:12,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:12,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592969122] [2021-11-20 06:08:12,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:12,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:12,563 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:12,582 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:12,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:12,586 INFO L85 PathProgramCache]: Analyzing trace with hash -302229298, now seen corresponding path program 1 times [2021-11-20 06:08:12,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:12,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606654802] [2021-11-20 06:08:12,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:12,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:12,632 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:12,680 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:12,867 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:08:12,868 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:08:12,868 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:08:12,868 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:08:12,868 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-20 06:08:12,868 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:12,868 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:08:12,868 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:08:12,868 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2021-11-20 06:08:12,870 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:08:12,870 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:08:12,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:12,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:12,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:12,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:12,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:12,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:12,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:12,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,040 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:08:13,040 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-20 06:08:13,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,045 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 06:08:13,081 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:13,082 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~ret~0#1=2, ULTIMATE.start_ssl3_accept_#t~nondet38#1=2} Honda state: {ULTIMATE.start_ssl3_accept_~ret~0#1=2, ULTIMATE.start_ssl3_accept_#t~nondet38#1=2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:13,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,120 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,129 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,130 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 06:08:13,186 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:13,186 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~ag_X~0#1=-2147479416, ULTIMATE.start_ssl3_accept_~state~0#1=8464, ULTIMATE.start_ssl3_accept_~ag_Y~0#1=0, ULTIMATE.start_ssl3_accept_~s__state~0#1=8464} Honda state: {ULTIMATE.start_ssl3_accept_~ag_X~0#1=-2147479416, ULTIMATE.start_ssl3_accept_~state~0#1=8464, ULTIMATE.start_ssl3_accept_~ag_Y~0#1=0, ULTIMATE.start_ssl3_accept_~s__state~0#1=8464} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:13,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,194 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,197 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,197 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 06:08:13,225 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:13,225 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~got_new_session~0#1=1} Honda state: {ULTIMATE.start_ssl3_accept_~got_new_session~0#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:13,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,265 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,274 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 06:08:13,301 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:13,301 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~skip~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:13,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,341 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 06:08:13,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,373 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:13,373 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__init_num~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:13,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,409 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,418 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 06:08:13,440 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:13,440 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Honda state: {ULTIMATE.start_ssl3_accept_~s__shutdown~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:13,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,485 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,490 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,490 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 06:08:13,509 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-20 06:08:13,509 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1=-1} Honda state: {ULTIMATE.start_ssl3_accept_~s__s3__tmp__reuse_message~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-20 06:08:13,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,542 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-20 06:08:13,546 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 06:08:13,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,581 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 06:08:13,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-20 06:08:13,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-20 06:08:13,604 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-20 06:08:13,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,641 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 06:08:13,641 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 06:08:13,641 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 06:08:13,641 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 06:08:13,641 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 06:08:13,641 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,642 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 06:08:13,642 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 06:08:13,642 INFO L133 ssoRankerPreferences]: Filename of dumped script: s3_srvr_2a.BV.c.cil.c_Iteration2_Loop [2021-11-20 06:08:13,642 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 06:08:13,642 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 06:08:13,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 06:08:13,810 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 06:08:13,810 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 06:08:13,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,817 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,822 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 [2021-11-20 06:08:13,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:13,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:13,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:13,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:13,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:13,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:13,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:13,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 06:08:13,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:13,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,890 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,892 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 [2021-11-20 06:08:13,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:13,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:13,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:13,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:13,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:13,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:13,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:13,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 06:08:13,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:13,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:13,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:13,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:13,957 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:13,962 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 [2021-11-20 06:08:13,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:13,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:13,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:13,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:13,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:13,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:13,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:13,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 06:08:14,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:14,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:14,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:14,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:14,044 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:14,047 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 [2021-11-20 06:08:14,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:14,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:14,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:14,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:14,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:14,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:14,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:14,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 06:08:14,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:14,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:14,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:14,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:14,114 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:14,116 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 [2021-11-20 06:08:14,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:14,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:14,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:14,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:14,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:14,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:14,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:14,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 06:08:14,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:14,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:14,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:14,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:14,178 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:14,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 06:08:14,180 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 [2021-11-20 06:08:14,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:14,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:14,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:14,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:14,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:14,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:14,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:14,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:14,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:14,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:14,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:14,241 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:14,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 06:08:14,250 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 [2021-11-20 06:08:14,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:14,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:14,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:14,261 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-20 06:08:14,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:14,262 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-20 06:08:14,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:14,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 06:08:14,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:14,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:14,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:14,344 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:14,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 06:08:14,353 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 [2021-11-20 06:08:14,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 06:08:14,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 06:08:14,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 06:08:14,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 06:08:14,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 06:08:14,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 06:08:14,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 06:08:14,385 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 06:08:14,395 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 06:08:14,395 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 06:08:14,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 06:08:14,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:08:14,396 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 06:08:14,398 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 06:08:14,398 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 06:08:14,399 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 06:08:14,399 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_ssl3_accept_~blastFlag~0#1) = -2*ULTIMATE.start_ssl3_accept_~blastFlag~0#1 + 1 Supporting invariants [] [2021-11-20 06:08:14,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 06:08:14,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-20 06:08:14,434 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-20 06:08:14,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:08:14,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:08:14,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:08:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:08:14,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 06:08:14,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:08:14,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:08:14,815 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 [2021-11-20 06:08:14,816 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) [2021-11-20 06:08:14,860 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. [2021-11-20 06:08:14,861 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 [2021-11-20 06:08:14,861 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) [2021-11-20 06:08:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 334 transitions. [2021-11-20 06:08:14,863 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 16 letters. [2021-11-20 06:08:14,863 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:08:14,863 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 33 letters. Loop has 16 letters. [2021-11-20 06:08:14,864 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:08:14,864 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 334 transitions. Stem has 17 letters. Loop has 32 letters. [2021-11-20 06:08:14,865 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 06:08:14,865 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 617 states and 938 transitions. [2021-11-20 06:08:14,872 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2021-11-20 06:08:14,879 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 617 states to 617 states and 938 transitions. [2021-11-20 06:08:14,879 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 364 [2021-11-20 06:08:14,880 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 366 [2021-11-20 06:08:14,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 617 states and 938 transitions. [2021-11-20 06:08:14,880 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:08:14,880 INFO L681 BuchiCegarLoop]: Abstraction has 617 states and 938 transitions. [2021-11-20 06:08:14,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states and 938 transitions. [2021-11-20 06:08:14,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 615. [2021-11-20 06:08:14,894 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) [2021-11-20 06:08:14,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 935 transitions. [2021-11-20 06:08:14,898 INFO L704 BuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2021-11-20 06:08:14,898 INFO L587 BuchiCegarLoop]: Abstraction has 615 states and 935 transitions. [2021-11-20 06:08:14,898 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-20 06:08:14,898 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 615 states and 935 transitions. [2021-11-20 06:08:14,903 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 322 [2021-11-20 06:08:14,903 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:08:14,903 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:08:14,904 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:08:14,904 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:08:14,905 INFO L791 eck$LassoCheckResult]: Stem: 3096#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(22, 2);call #Ultimate.allocInit(12, 3); 2985#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_~s__init_buf___0~0#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 2978#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 2932#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 2933#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 3064#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 3074#L111-2 assume !false; 3422#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3421#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3420#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3419#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3418#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3417#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3371#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3369#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3368#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3111#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3107#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 3016#L303 [2021-11-20 06:08:14,905 INFO L793 eck$LassoCheckResult]: Loop: 3016#L303 assume !(0 == ssl3_accept_~blastFlag~0#1); 3065#L303-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 2898#L600 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 3206#L638 ssl3_accept_~skip~0#1 := 0; 3204#L111-2 assume !false; 3202#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 3200#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 3198#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 3196#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 3193#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 3190#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 3191#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 3271#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 3270#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 3267#L138 assume 8464 == ssl3_accept_~s__state~0#1; 3015#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 3016#L303 [2021-11-20 06:08:14,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:14,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1319363257, now seen corresponding path program 1 times [2021-11-20 06:08:14,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:14,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317773257] [2021-11-20 06:08:14,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:14,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:14,917 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:14,933 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:14,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:14,933 INFO L85 PathProgramCache]: Analyzing trace with hash -826430338, now seen corresponding path program 1 times [2021-11-20 06:08:14,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:14,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661579944] [2021-11-20 06:08:14,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:14,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:14,943 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:14,952 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:14,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:14,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1800241724, now seen corresponding path program 1 times [2021-11-20 06:08:14,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:14,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982133798] [2021-11-20 06:08:14,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:14,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:08:14,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:08:14,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:08:14,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982133798] [2021-11-20 06:08:14,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982133798] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:08:14,995 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:08:14,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:08:14,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762214928] [2021-11-20 06:08:14,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:08:15,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:08:15,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:08:15,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:08:15,131 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) [2021-11-20 06:08:15,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:08:15,162 INFO L93 Difference]: Finished difference Result 736 states and 1107 transitions. [2021-11-20 06:08:15,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:08:15,163 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 736 states and 1107 transitions. [2021-11-20 06:08:15,170 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2021-11-20 06:08:15,178 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 736 states to 735 states and 1106 transitions. [2021-11-20 06:08:15,178 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 483 [2021-11-20 06:08:15,179 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 483 [2021-11-20 06:08:15,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 735 states and 1106 transitions. [2021-11-20 06:08:15,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 06:08:15,180 INFO L681 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-11-20 06:08:15,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states and 1106 transitions. [2021-11-20 06:08:15,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 735. [2021-11-20 06:08:15,195 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) [2021-11-20 06:08:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1106 transitions. [2021-11-20 06:08:15,199 INFO L704 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-11-20 06:08:15,199 INFO L587 BuchiCegarLoop]: Abstraction has 735 states and 1106 transitions. [2021-11-20 06:08:15,199 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-20 06:08:15,199 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 735 states and 1106 transitions. [2021-11-20 06:08:15,237 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 438 [2021-11-20 06:08:15,244 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 06:08:15,244 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 06:08:15,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 06:08:15,247 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] [2021-11-20 06:08:15,247 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:08:15,247 INFO L791 eck$LassoCheckResult]: Stem: 4476#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(22, 2);call #Ultimate.allocInit(12, 3); 4354#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret52#1, main_~s~0#1, main_~tmp~1#1;havoc main_~s~0#1;havoc main_~tmp~1#1;main_~s~0#1 := 8464;assume { :begin_inline_ssl3_accept } true;ssl3_accept_#in~initial_state#1 := main_~s~0#1;havoc ssl3_accept_#res#1;havoc ssl3_accept_#t~nondet4#1, ssl3_accept_#t~nondet5#1, ssl3_accept_#t~nondet6#1, ssl3_accept_#t~nondet7#1, ssl3_accept_#t~nondet8#1, ssl3_accept_#t~nondet9#1, ssl3_accept_#t~nondet10#1, ssl3_accept_#t~nondet11#1, ssl3_accept_#t~nondet12#1, ssl3_accept_#t~nondet13#1, ssl3_accept_#t~nondet14#1, ssl3_accept_#t~nondet15#1, ssl3_accept_#t~nondet16#1, ssl3_accept_#t~nondet17#1, ssl3_accept_#t~nondet18#1, ssl3_accept_#t~nondet19#1, ssl3_accept_#t~nondet20#1, ssl3_accept_#t~nondet21#1, ssl3_accept_#t~nondet22#1, ssl3_accept_#t~nondet23#1, ssl3_accept_#t~nondet24#1, ssl3_accept_#t~nondet25#1, ssl3_accept_#t~nondet26#1, ssl3_accept_#t~nondet27#1, ssl3_accept_#t~nondet28#1, ssl3_accept_#t~nondet29#1, ssl3_accept_#t~nondet30#1, ssl3_accept_#t~nondet31#1, ssl3_accept_#t~nondet32#1, ssl3_accept_#t~nondet33#1, ssl3_accept_#t~nondet34#1, ssl3_accept_#t~nondet35#1, ssl3_accept_#t~nondet36#1, ssl3_accept_#t~nondet37#1, ssl3_accept_#t~nondet38#1, ssl3_accept_#t~nondet39#1, ssl3_accept_#t~nondet40#1, ssl3_accept_#t~nondet41#1, ssl3_accept_#t~nondet42#1, ssl3_accept_#t~nondet43#1, ssl3_accept_#t~nondet44#1, ssl3_accept_#t~nondet45#1, ssl3_accept_#t~nondet46#1, ssl3_accept_#t~nondet47#1, ssl3_accept_#t~nondet48#1, ssl3_accept_#t~nondet49#1, ssl3_accept_#t~nondet50#1, ssl3_accept_#t~nondet51#1, ssl3_accept_~initial_state#1, ssl3_accept_~s__info_callback~0#1, ssl3_accept_~s__in_handshake~0#1, ssl3_accept_~s__state~0#1, ssl3_accept_~s__new_session~0#1, ssl3_accept_~s__server~0#1, ssl3_accept_~s__version~0#1, ssl3_accept_~s__type~0#1, ssl3_accept_~s__init_num~0#1, ssl3_accept_~s__hit~0#1, ssl3_accept_~s__rwstate~0#1, ssl3_accept_~s__init_buf___0~0#1, ssl3_accept_~s__debug~0#1, ssl3_accept_~s__shutdown~0#1, ssl3_accept_~s__cert~0#1, ssl3_accept_~s__options~0#1, ssl3_accept_~s__verify_mode~0#1, ssl3_accept_~s__session__peer~0#1, ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1, ssl3_accept_~s__ctx__info_callback~0#1, ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1, ssl3_accept_~s__ctx__stats__sess_accept~0#1, ssl3_accept_~s__ctx__stats__sess_accept_good~0#1, ssl3_accept_~s__s3__tmp__cert_request~0#1, ssl3_accept_~s__s3__tmp__reuse_message~0#1, ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1, ssl3_accept_~s__s3__tmp__new_cipher~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1, ssl3_accept_~s__s3__tmp__next_state___0~0#1, ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1, ssl3_accept_~s__session__cipher~0#1, ssl3_accept_~buf~0#1, ssl3_accept_~l~0#1, ssl3_accept_~Time~0#1, ssl3_accept_~tmp~0#1, ssl3_accept_~cb~0#1, ssl3_accept_~num1~0#1, ssl3_accept_~ret~0#1, ssl3_accept_~new_state~0#1, ssl3_accept_~state~0#1, ssl3_accept_~skip~0#1, ssl3_accept_~got_new_session~0#1, ssl3_accept_~tmp___1~0#1, ssl3_accept_~tmp___2~0#1, ssl3_accept_~tmp___3~0#1, ssl3_accept_~tmp___4~0#1, ssl3_accept_~tmp___5~0#1, ssl3_accept_~tmp___6~0#1, ssl3_accept_~tmp___7~0#1, ssl3_accept_~tmp___8~0#1, ssl3_accept_~tmp___9~0#1, ssl3_accept_~tmp___10~0#1, ssl3_accept_~blastFlag~0#1, ssl3_accept_~ag_X~0#1, ssl3_accept_~ag_Y~0#1, ssl3_accept_~__retres69~0#1;ssl3_accept_~initial_state#1 := ssl3_accept_#in~initial_state#1;ssl3_accept_~s__info_callback~0#1 := ssl3_accept_#t~nondet4#1;havoc ssl3_accept_#t~nondet4#1;ssl3_accept_~s__in_handshake~0#1 := ssl3_accept_#t~nondet5#1;havoc ssl3_accept_#t~nondet5#1;havoc ssl3_accept_~s__state~0#1;havoc ssl3_accept_~s__new_session~0#1;havoc ssl3_accept_~s__server~0#1;ssl3_accept_~s__version~0#1 := ssl3_accept_#t~nondet6#1;havoc ssl3_accept_#t~nondet6#1;havoc ssl3_accept_~s__type~0#1;havoc ssl3_accept_~s__init_num~0#1;ssl3_accept_~s__hit~0#1 := ssl3_accept_#t~nondet7#1;havoc ssl3_accept_#t~nondet7#1;havoc ssl3_accept_~s__rwstate~0#1;havoc ssl3_accept_~s__init_buf___0~0#1;ssl3_accept_~s__debug~0#1 := ssl3_accept_#t~nondet8#1;havoc ssl3_accept_#t~nondet8#1;havoc ssl3_accept_~s__shutdown~0#1;ssl3_accept_~s__cert~0#1 := ssl3_accept_#t~nondet9#1;havoc ssl3_accept_#t~nondet9#1;ssl3_accept_~s__options~0#1 := ssl3_accept_#t~nondet10#1;havoc ssl3_accept_#t~nondet10#1;ssl3_accept_~s__verify_mode~0#1 := ssl3_accept_#t~nondet11#1;havoc ssl3_accept_#t~nondet11#1;ssl3_accept_~s__session__peer~0#1 := ssl3_accept_#t~nondet12#1;havoc ssl3_accept_#t~nondet12#1;ssl3_accept_~s__cert__pkeys__AT0__privatekey~0#1 := ssl3_accept_#t~nondet13#1;havoc ssl3_accept_#t~nondet13#1;ssl3_accept_~s__ctx__info_callback~0#1 := ssl3_accept_#t~nondet14#1;havoc ssl3_accept_#t~nondet14#1;ssl3_accept_~s__ctx__stats__sess_accept_renegotiate~0#1 := ssl3_accept_#t~nondet15#1;havoc ssl3_accept_#t~nondet15#1;ssl3_accept_~s__ctx__stats__sess_accept~0#1 := ssl3_accept_#t~nondet16#1;havoc ssl3_accept_#t~nondet16#1;ssl3_accept_~s__ctx__stats__sess_accept_good~0#1 := ssl3_accept_#t~nondet17#1;havoc ssl3_accept_#t~nondet17#1;havoc ssl3_accept_~s__s3__tmp__cert_request~0#1;ssl3_accept_~s__s3__tmp__reuse_message~0#1 := ssl3_accept_#t~nondet18#1;havoc ssl3_accept_#t~nondet18#1;havoc ssl3_accept_~s__s3__tmp__use_rsa_tmp~0#1;ssl3_accept_~s__s3__tmp__new_cipher~0#1 := ssl3_accept_#t~nondet19#1;havoc ssl3_accept_#t~nondet19#1;ssl3_accept_~s__s3__tmp__new_cipher__algorithms~0#1 := ssl3_accept_#t~nondet20#1;havoc ssl3_accept_#t~nondet20#1;ssl3_accept_~s__s3__tmp__next_state___0~0#1 := ssl3_accept_#t~nondet21#1;havoc ssl3_accept_#t~nondet21#1;ssl3_accept_~s__s3__tmp__new_cipher__algo_strength~0#1 := ssl3_accept_#t~nondet22#1;havoc ssl3_accept_#t~nondet22#1;havoc ssl3_accept_~s__session__cipher~0#1;havoc ssl3_accept_~buf~0#1;havoc ssl3_accept_~l~0#1;havoc ssl3_accept_~Time~0#1;havoc ssl3_accept_~tmp~0#1;havoc ssl3_accept_~cb~0#1;ssl3_accept_~num1~0#1 := ssl3_accept_#t~nondet23#1;havoc ssl3_accept_#t~nondet23#1;havoc ssl3_accept_~ret~0#1;havoc ssl3_accept_~new_state~0#1;havoc ssl3_accept_~state~0#1;havoc ssl3_accept_~skip~0#1;havoc ssl3_accept_~got_new_session~0#1;ssl3_accept_~tmp___1~0#1 := ssl3_accept_#t~nondet24#1;havoc ssl3_accept_#t~nondet24#1;ssl3_accept_~tmp___2~0#1 := ssl3_accept_#t~nondet25#1;havoc ssl3_accept_#t~nondet25#1;ssl3_accept_~tmp___3~0#1 := ssl3_accept_#t~nondet26#1;havoc ssl3_accept_#t~nondet26#1;ssl3_accept_~tmp___4~0#1 := ssl3_accept_#t~nondet27#1;havoc ssl3_accept_#t~nondet27#1;ssl3_accept_~tmp___5~0#1 := ssl3_accept_#t~nondet28#1;havoc ssl3_accept_#t~nondet28#1;ssl3_accept_~tmp___6~0#1 := ssl3_accept_#t~nondet29#1;havoc ssl3_accept_#t~nondet29#1;havoc ssl3_accept_~tmp___7~0#1;ssl3_accept_~tmp___8~0#1 := ssl3_accept_#t~nondet30#1;havoc ssl3_accept_#t~nondet30#1;ssl3_accept_~tmp___9~0#1 := ssl3_accept_#t~nondet31#1;havoc ssl3_accept_#t~nondet31#1;ssl3_accept_~tmp___10~0#1 := ssl3_accept_#t~nondet32#1;havoc ssl3_accept_#t~nondet32#1;havoc ssl3_accept_~blastFlag~0#1;ssl3_accept_~ag_X~0#1 := ssl3_accept_#t~nondet33#1;havoc ssl3_accept_#t~nondet33#1;ssl3_accept_~ag_Y~0#1 := ssl3_accept_#t~nondet34#1;havoc ssl3_accept_#t~nondet34#1;havoc ssl3_accept_~__retres69~0#1;ssl3_accept_~s__state~0#1 := ssl3_accept_~initial_state#1;ssl3_accept_~blastFlag~0#1 := 0;ssl3_accept_~tmp~0#1 := ssl3_accept_#t~nondet35#1;havoc ssl3_accept_#t~nondet35#1;ssl3_accept_~Time~0#1 := ssl3_accept_~tmp~0#1;ssl3_accept_~cb~0#1 := 0;ssl3_accept_~ret~0#1 := -1;ssl3_accept_~skip~0#1 := 0;ssl3_accept_~got_new_session~0#1 := 0; 4345#L85 assume 0 != ssl3_accept_~s__info_callback~0#1;ssl3_accept_~cb~0#1 := ssl3_accept_~s__info_callback~0#1; 4293#L88-2 ssl3_accept_~s__in_handshake~0#1 := 1 + ssl3_accept_~s__in_handshake~0#1; 4294#L95 assume !(0 != (12288 + ssl3_accept_~tmp___1~0#1) % 4294967296); 4440#L95-1 assume !(0 == ssl3_accept_~s__cert~0#1); 4452#L111-2 assume !false; 4632#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4842#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4841#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4840#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4839#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4838#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4837#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4836#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4835#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4834#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4582#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 4478#L303 assume 0 == ssl3_accept_~blastFlag~0#1;ssl3_accept_~blastFlag~0#1 := 1; 4479#L303-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 4442#L600 [2021-11-20 06:08:15,247 INFO L793 eck$LassoCheckResult]: Loop: 4442#L600 assume !(0 == ssl3_accept_~s__s3__tmp__reuse_message~0#1); 4886#L638 ssl3_accept_~skip~0#1 := 0; 4884#L111-2 assume !false; 4882#L112 ssl3_accept_~state~0#1 := ssl3_accept_~s__state~0#1; 4880#L114 assume !(12292 == ssl3_accept_~s__state~0#1); 4878#L117 assume !(16384 == ssl3_accept_~s__state~0#1); 4876#L120 assume !(8192 == ssl3_accept_~s__state~0#1); 4874#L123 assume !(24576 == ssl3_accept_~s__state~0#1); 4642#L126 assume !(8195 == ssl3_accept_~s__state~0#1); 4643#L129 assume !(8480 == ssl3_accept_~s__state~0#1); 4638#L132 assume !(8481 == ssl3_accept_~s__state~0#1); 4453#L135 assume !(8482 == ssl3_accept_~s__state~0#1); 4455#L138 assume 8464 == ssl3_accept_~s__state~0#1; 4384#L145 ssl3_accept_~s__shutdown~0#1 := 0;ssl3_accept_~ret~0#1 := ssl3_accept_#t~nondet38#1;havoc ssl3_accept_#t~nondet38#1; 4385#L303 assume !(0 == ssl3_accept_~blastFlag~0#1); 4441#L303-2 assume !(ssl3_accept_~ret~0#1 <= 0);ssl3_accept_~got_new_session~0#1 := 1;ssl3_accept_~s__state~0#1 := (if 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 <= 2147483647 then 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 else 2 * (ssl3_accept_~ag_X~0#1 + ssl3_accept_~ag_Y~0#1) % 4294967296 % 4294967296 - 4294967296);ssl3_accept_~s__init_num~0#1 := 0; 4442#L600 [2021-11-20 06:08:15,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:15,248 INFO L85 PathProgramCache]: Analyzing trace with hash -892728721, now seen corresponding path program 1 times [2021-11-20 06:08:15,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:15,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110759337] [2021-11-20 06:08:15,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:15,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:15,262 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:15,278 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:15,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:15,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1718816062, now seen corresponding path program 2 times [2021-11-20 06:08:15,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:15,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192472802] [2021-11-20 06:08:15,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:15,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:15,287 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:15,295 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:15,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:08:15,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1461290068, now seen corresponding path program 1 times [2021-11-20 06:08:15,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:08:15,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373108305] [2021-11-20 06:08:15,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:08:15,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:08:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:15,309 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 06:08:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 06:08:15,328 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 06:08:16,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 06:08:16 BoogieIcfgContainer [2021-11-20 06:08:16,159 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 06:08:16,160 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:08:16,160 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:08:16,160 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:08:16,160 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:08:09" (3/4) ... [2021-11-20 06:08:16,163 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-11-20 06:08:16,220 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 06:08:16,220 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:08:16,220 INFO L158 Benchmark]: Toolchain (without parser) took 8662.50ms. Allocated memory was 100.7MB in the beginning and 153.1MB in the end (delta: 52.4MB). Free memory was 71.1MB in the beginning and 62.4MB in the end (delta: 8.6MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2021-11-20 06:08:16,221 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 100.7MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:08:16,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 609.78ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 70.8MB in the beginning and 96.3MB in the end (delta: -25.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:08:16,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.97ms. Allocated memory is still 125.8MB. Free memory was 96.3MB in the beginning and 93.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 06:08:16,222 INFO L158 Benchmark]: Boogie Preprocessor took 77.55ms. Allocated memory is still 125.8MB. Free memory was 93.0MB in the beginning and 91.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:08:16,222 INFO L158 Benchmark]: RCFGBuilder took 779.66ms. Allocated memory is still 125.8MB. Free memory was 91.5MB in the beginning and 67.3MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-20 06:08:16,223 INFO L158 Benchmark]: BuchiAutomizer took 7035.99ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 66.9MB in the beginning and 65.6MB in the end (delta: 1.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2021-11-20 06:08:16,223 INFO L158 Benchmark]: Witness Printer took 60.15ms. Allocated memory is still 153.1MB. Free memory was 65.6MB in the beginning and 62.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 06:08:16,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 100.7MB. Free memory was 57.1MB in the beginning and 57.0MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 609.78ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 70.8MB in the beginning and 96.3MB in the end (delta: -25.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.97ms. Allocated memory is still 125.8MB. Free memory was 96.3MB in the beginning and 93.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.55ms. Allocated memory is still 125.8MB. Free memory was 93.0MB in the beginning and 91.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 779.66ms. Allocated memory is still 125.8MB. Free memory was 91.5MB in the beginning and 67.3MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 7035.99ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 66.9MB in the beginning and 65.6MB in the end (delta: 1.3MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Witness Printer took 60.15ms. Allocated memory is still 153.1MB. Free memory was 65.6MB in the beginning and 62.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function s__state and consists of 6 locations. One deterministic module has affine ranking function -2 * blastFlag + 1 and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 735 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.8s. Construction of modules took 0.4s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 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 3. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1092 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1090 mSDsluCounter, 1430 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 584 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 461 IncrementalHoareTripleChecker+Invalid, 546 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 846 mSDtfsCounter, 461 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 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: 40ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 12 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 638]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=1} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52c6f5d1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50238419=0, NULL=0, NULL=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@49e16176=0, tmp___9=0, s__ctx__stats__sess_accept=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7735f2b0=0, s__s3__tmp__new_cipher__algo_strength=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1953e59e=0, ag_X=0, s__ctx__info_callback=0, tmp=11, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@681a20ee=0, s__s3__tmp__use_rsa_tmp=0, s__s3__tmp__new_cipher__algorithms=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@780feacf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4f79b31c=0, tmp___2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7bea22a0=0, cb=4, s__cert__pkeys__AT0__privatekey=0, s__options=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4048f50=0, s__shutdown=0, \result=0, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@248ee0e4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@31be56fe=0, s__cert=10, __retres69=0, got_new_session=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72189ed6=0, s__server=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3b77ad5a=0, \old(initial_state)=8464, \result=0, s__type=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@61c12cb8=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@88b11b0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@416d2cae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56b8ee3a=0, s__init_num=0, tmp___5=0, s__session__cipher=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@412baf54=0, s__ctx__stats__sess_accept_renegotiate=0, ret=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3496c327=0, s__verify_mode=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3eb851b1=0, blastFlag=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3916aab4=0, tmp___7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@260380a9=0, tmp___10=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2735e2a7=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3738e38a=0, l=0, new_state=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4dbca1b6=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@445e86ea=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ed17cfd=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@266c63d4=0, tmp___1=4294955008, s__info_callback=4, buf=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ce639b2=0, s__s3__tmp__reuse_message=13, ag_Y=4232, s__version=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@51188fbc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@52f3eb7c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@242a6078=1, s__s3__tmp__next_state___0=0, s__s3__tmp__new_cipher=0, s__s3__tmp__cert_request=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@28db8bee=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32c5ec92=0, num1=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@735df511=0, s__debug=0, s__ctx__stats__sess_accept_good=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b813885=0, tmp___3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@40666cb5=0, s__in_handshake=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1119a197=0, s__init_buf___0=0, initial_state=8464, tmp___4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@551ca068=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@12b8e54b=0, skip=0, s__hit=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@45e69309=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@900401c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d518911=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7d135789=0, tmp___6=0, s__session__peer=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@78bd1d15=0, state=8464, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@575ecc9f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@335de2da=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f8555a8=0, s__state=8464, s__new_session=0, tmp___8=0, s=8464, Time=11, s__rwstate=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 111]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L689] int s ; [L690] int tmp ; [L694] s = 8464 [L695] CALL ssl3_accept(s) [L20] int s__info_callback = __VERIFIER_nondet_int(); [L21] unsigned int s__in_handshake = __VERIFIER_nondet_uint(); [L22] int s__state ; [L23] int s__new_session ; [L24] int s__server ; [L25] unsigned int s__version = __VERIFIER_nondet_uint(); [L26] int s__type ; [L27] int s__init_num ; [L28] int s__hit = __VERIFIER_nondet_int(); [L29] int s__rwstate ; [L30] int s__init_buf___0 ; [L31] int s__debug = __VERIFIER_nondet_int(); [L32] int s__shutdown ; [L33] int s__cert = __VERIFIER_nondet_int(); [L34] int s__options = __VERIFIER_nondet_int(); [L35] unsigned int s__verify_mode = __VERIFIER_nondet_uint(); [L36] int s__session__peer = __VERIFIER_nondet_int(); [L37] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L38] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L39] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L40] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L41] unsigned int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_uint(); [L42] int s__s3__tmp__cert_request ; [L43] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L44] int s__s3__tmp__use_rsa_tmp ; [L45] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L47] int s__s3__tmp__next_state___0 = __VERIFIER_nondet_int(); [L48] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L49] int s__session__cipher ; [L50] int buf ; [L51] unsigned long l ; [L52] unsigned long Time ; [L53] unsigned long tmp ; [L54] int cb ; [L55] long num1 = __VERIFIER_nondet_long(); [L56] int ret ; [L57] int new_state ; [L58] int state ; [L59] int skip ; [L60] int got_new_session ; [L61] unsigned int tmp___1 = __VERIFIER_nondet_uint(); [L62] unsigned int tmp___2 = __VERIFIER_nondet_uint(); [L63] int tmp___3 = __VERIFIER_nondet_int(); [L64] int tmp___4 = __VERIFIER_nondet_int(); [L65] int tmp___5 = __VERIFIER_nondet_int(); [L66] unsigned int tmp___6 = __VERIFIER_nondet_uint(); [L67] int tmp___7 ; [L68] long tmp___8 = __VERIFIER_nondet_long(); [L69] int tmp___9 = __VERIFIER_nondet_int(); [L70] int tmp___10 = __VERIFIER_nondet_int(); [L71] int blastFlag ; [L72] int ag_X = __VERIFIER_nondet_int(); [L73] int ag_Y = __VERIFIER_nondet_int(); [L74] int __retres69 ; [L77] s__state = initial_state [L78] blastFlag = 0 [L79] tmp = __VERIFIER_nondet_int() [L80] Time = tmp [L81] cb = 0 [L82] ret = -1 [L83] skip = 0 [L84] got_new_session = 0 [L85] COND TRUE s__info_callback != 0 [L86] cb = s__info_callback [L94] s__in_handshake = s__in_handshake + 1 [L95] COND FALSE !(tmp___1 + 12288) [L104] COND FALSE !(s__cert == 0) [L111] COND TRUE 1 [L113] state = s__state [L114] COND FALSE !(s__state == 12292) [L117] COND FALSE !(s__state == 16384) [L120] COND FALSE !(s__state == 8192) [L123] COND FALSE !(s__state == 24576) [L126] COND FALSE !(s__state == 8195) [L129] COND FALSE !(s__state == 8480) [L132] COND FALSE !(s__state == 8481) [L135] COND FALSE !(s__state == 8482) [L138] COND TRUE s__state == 8464 [L301] s__shutdown = 0 [L302] ret = __VERIFIER_nondet_int() [L303] COND TRUE blastFlag == 0 [L304] blastFlag = 1 [L308] COND FALSE !(ret <= 0) [L313] got_new_session = 1 [L314] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L315] s__init_num = 0 Loop: [L638] COND FALSE !(! s__s3__tmp__reuse_message) [L667] skip = 0 [L111] COND TRUE 1 [L113] state = s__state [L114] COND FALSE !(s__state == 12292) [L117] COND FALSE !(s__state == 16384) [L120] COND FALSE !(s__state == 8192) [L123] COND FALSE !(s__state == 24576) [L126] COND FALSE !(s__state == 8195) [L129] COND FALSE !(s__state == 8480) [L132] COND FALSE !(s__state == 8481) [L135] COND FALSE !(s__state == 8482) [L138] COND TRUE s__state == 8464 [L301] s__shutdown = 0 [L302] ret = __VERIFIER_nondet_int() [L303] COND FALSE !(blastFlag == 0) [L308] COND FALSE !(ret <= 0) [L313] got_new_session = 1 [L314] s__state = ((unsigned int )ag_X + ag_Y) * 2 [L315] s__init_num = 0 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-11-20 06:08:16,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d10f6d8-dd64-4195-a038-e9c92cbc30a1/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)