./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b548755c8e9cfcfe9ed8b47fb1ac823ac6821056e7770bffa975fdbf413b243 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:50:21,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:50:21,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:50:21,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:50:21,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:50:21,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:50:21,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:50:21,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:50:21,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:50:21,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:50:21,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:50:21,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:50:21,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:50:21,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:50:21,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:50:21,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:50:21,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:50:21,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:50:21,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:50:21,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:50:21,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:50:21,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:50:21,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:50:21,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:50:21,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:50:21,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:50:21,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:50:21,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:50:21,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:50:21,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:50:21,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:50:21,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:50:21,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:50:21,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:50:21,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:50:21,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:50:21,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:50:21,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:50:21,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:50:21,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:50:21,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:50:21,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 09:50:21,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:50:21,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:50:21,547 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:50:21,547 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:50:21,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:50:21,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:50:21,549 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:50:21,549 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:50:21,549 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:50:21,550 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:50:21,551 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:50:21,551 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:50:21,551 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:50:21,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:50:21,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:50:21,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:50:21,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:50:21,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:50:21,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:50:21,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:50:21,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:50:21,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:50:21,553 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:50:21,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:50:21,554 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:50:21,554 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:50:21,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:50:21,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:50:21,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:50:21,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:50:21,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:50:21,557 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:50:21,558 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:50:21,559 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_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b548755c8e9cfcfe9ed8b47fb1ac823ac6821056e7770bffa975fdbf413b243 [2021-10-28 09:50:21,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:50:21,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:50:21,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:50:21,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:50:21,837 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:50:21,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/email_spec0_productSimulator.cil.c [2021-10-28 09:50:21,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/data/39337f08b/7d8e203244ec4169959f8ccee445cb95/FLAGc50022389 [2021-10-28 09:50:22,553 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:50:22,554 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/sv-benchmarks/c/product-lines/email_spec0_productSimulator.cil.c [2021-10-28 09:50:22,576 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/data/39337f08b/7d8e203244ec4169959f8ccee445cb95/FLAGc50022389 [2021-10-28 09:50:22,903 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/data/39337f08b/7d8e203244ec4169959f8ccee445cb95 [2021-10-28 09:50:22,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:50:22,910 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:50:22,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:50:22,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:50:22,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:50:22,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:50:22" (1/1) ... [2021-10-28 09:50:22,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@984dcc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:22, skipping insertion in model container [2021-10-28 09:50:22,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:50:22" (1/1) ... [2021-10-28 09:50:22,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:50:23,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:50:23,370 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/sv-benchmarks/c/product-lines/email_spec0_productSimulator.cil.c[14867,14880] [2021-10-28 09:50:23,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:50:23,746 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:50:23,795 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/sv-benchmarks/c/product-lines/email_spec0_productSimulator.cil.c[14867,14880] [2021-10-28 09:50:23,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:50:23,951 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:50:23,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23 WrapperNode [2021-10-28 09:50:23,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:50:23,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:50:23,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:50:23,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:50:23,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:24,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:29,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:50:29,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:50:29,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:50:29,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:50:29,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:29,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:30,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:30,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:31,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:32,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:33,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:33,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:50:33,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:50:33,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:50:33,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:50:33,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (1/1) ... [2021-10-28 09:50:33,870 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:50:33,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:33,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:50:33,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:50:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 09:50:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:50:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:50:33,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:50:33,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:51:15,484 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:51:15,484 INFO L299 CfgBuilder]: Removed 37403 assume(true) statements. [2021-10-28 09:51:15,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:51:15 BoogieIcfgContainer [2021-10-28 09:51:15,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:51:15,524 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:51:15,525 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:51:15,528 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:51:15,529 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:51:15,530 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:50:22" (1/3) ... [2021-10-28 09:51:15,531 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70f155f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:51:15, skipping insertion in model container [2021-10-28 09:51:15,531 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:51:15,531 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:50:23" (2/3) ... [2021-10-28 09:51:15,532 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70f155f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:51:15, skipping insertion in model container [2021-10-28 09:51:15,532 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:51:15,532 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:51:15" (3/3) ... [2021-10-28 09:51:15,534 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec0_productSimulator.cil.c [2021-10-28 09:51:15,590 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:51:15,590 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:51:15,590 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:51:15,590 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:51:15,590 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:51:15,590 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:51:15,591 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:51:15,591 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:51:16,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 35988 states, 35987 states have (on average 1.5995498374412982) internal successors, (57563), 35987 states have internal predecessors, (57563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:17,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 09:51:17,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:51:17,056 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:51:17,067 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:17,067 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:17,068 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:51:17,121 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 35988 states, 35987 states have (on average 1.5995498374412982) internal successors, (57563), 35987 states have internal predecessors, (57563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:17,554 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 09:51:17,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:51:17,554 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:51:17,561 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:17,562 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:17,576 INFO L791 eck$LassoCheckResult]: Stem: 25092#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(10);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(34);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(16);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(20);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(22);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string54.base, #t~string54.offset, 1);call write~init~int(115, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(10, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(44);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(44);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(11);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(19);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string76.base, #t~string76.offset, 1);call write~init~int(100, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(10, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(100, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(10, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(16);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(10);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(12);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(10);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(18);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(16);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(13);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(16);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(21);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(30);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(9);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(25);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(30);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(9);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 22324#L-1true havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~36, main_~tmp~16;havoc main_~retValue_acc~36;havoc main_~tmp~16;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 28726#L96true havoc select_features_#t~ret8, select_features_#t~ret9, select_features_#t~ret10, select_features_#t~ret11, select_features_#t~ret12, select_features_#t~ret13, select_features_#t~ret14, select_features_#t~ret15;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 24060#L69true select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret8;havoc select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 8576#L69-1true select_features_#t~ret9 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret9;havoc select_features_#t~ret9;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 5043#L69-2true select_features_#t~ret10 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret10;havoc select_features_#t~ret10;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 22196#L69-3true select_features_#t~ret11 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret11;havoc select_features_#t~ret11;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 14961#L69-4true select_features_#t~ret12 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret12;havoc select_features_#t~ret12;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 24261#L69-5true select_features_#t~ret13 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret13;havoc select_features_#t~ret13;~__SELECTED_FEATURE_Forward~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 19326#L69-6true select_features_#t~ret14 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret14;havoc select_features_#t~ret14;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 32916#L69-7true select_features_#t~ret15 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret15;havoc select_features_#t~ret15; 17005#L88true havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 28781#L104true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 30951#L107true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~0 := 0; 14408#L107-1true valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 19550#L164true main_#t~ret71 := valid_product_#res;main_~tmp~16 := main_#t~ret71;havoc main_#t~ret71; 1969#L2452true assume 0 != main_~tmp~16;havoc setup_#t~nondet66, setup_#t~nondet68, setup_#t~nondet70, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 10660#L2296true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 33800#L1832-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 8244#L1838-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string65.base, #t~string65.offset;havoc setup_#t~nondet66;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 29341#L2334true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 14617#L1832-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 33#L1838-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string67.base, #t~string67.offset;havoc setup_#t~nondet68;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 20223#L2372true assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 22633#L1832-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 17399#L1838-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70; 23568#L2439true havoc test_#t~nondet86, test_#t~nondet87, test_#t~nondet88, test_#t~nondet89, test_#t~nondet90, test_#t~nondet91, test_#t~nondet92, test_#t~nondet93, test_#t~nondet94, test_#t~nondet95, test_#t~nondet96, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~18, test_~tmp___0~6, test_~tmp___1~4, test_~tmp___2~3, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~18;havoc test_~tmp___0~6;havoc test_~tmp___1~4;havoc test_~tmp___2~3;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 34403#L2840-1true [2021-10-28 09:51:17,577 INFO L793 eck$LassoCheckResult]: Loop: 34403#L2840-1true assume !false; 31076#L2649true assume test_~splverifierCounter~0 < 4; 6519#L2650true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 26941#L2656true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet86;havoc test_#t~nondet86; 27515#L2660true assume 0 != test_~tmp___9~0; 31926#L2661true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 3619#L2661-1true test_~op1~0 := 1; 34403#L2840-1true [2021-10-28 09:51:17,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:17,592 INFO L85 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-28 09:51:17,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:17,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854377834] [2021-10-28 09:51:17,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:17,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:18,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:18,038 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854377834] [2021-10-28 09:51:18,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854377834] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:51:18,040 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:51:18,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:51:18,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335868723] [2021-10-28 09:51:18,056 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:51:18,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:18,057 INFO L85 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-28 09:51:18,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:18,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189670643] [2021-10-28 09:51:18,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:18,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:51:18,073 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:51:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:51:18,126 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:51:18,184 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:51:18,185 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:51:18,185 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:51:18,186 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:51:18,186 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:51:18,186 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:18,186 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:51:18,186 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:51:18,186 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_productSimulator.cil.c_Iteration1_Loop [2021-10-28 09:51:18,187 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:51:18,187 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:51:18,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,305 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:51:18,305 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:51:18,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:18,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:18,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:18,326 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:51:18,326 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:18,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:51:18,358 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:51:18,359 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___9~0=7, ULTIMATE.start_test_#t~nondet86=7} Honda state: {ULTIMATE.start_test_~tmp___9~0=7, ULTIMATE.start_test_#t~nondet86=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:51:18,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:18,420 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:18,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:18,423 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:18,436 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:51:18,436 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:18,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:51:18,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:18,503 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:18,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:18,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:18,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:51:18,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:18,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:51:18,547 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:51:18,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 09:51:18,631 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:51:18,632 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:51:18,632 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:51:18,632 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:51:18,632 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:51:18,632 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:18,632 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:51:18,632 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:51:18,633 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_productSimulator.cil.c_Iteration1_Loop [2021-10-28 09:51:18,633 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:51:18,633 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:51:18,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:18,738 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:51:18,744 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:51:18,745 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:18,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:18,755 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:18,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:51:18,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:51:18,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:51:18,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:51:18,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:51:18,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:51:18,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:51:18,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:51:18,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:51:18,795 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:51:18,799 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:51:18,799 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:51:18,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:18,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:18,807 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:18,813 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:51:18,813 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:51:18,814 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:51:18,814 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2021-10-28 09:51:18,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:51:18,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:18,858 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:51:18,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:19,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:51:19,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:19,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:51:19,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:19,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:19,370 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 09:51:19,422 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 35988 states, 35987 states have (on average 1.5995498374412982) internal successors, (57563), 35987 states have internal predecessors, (57563), 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 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:20,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:26,402 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 35988 states, 35987 states have (on average 1.5995498374412982) internal successors, (57563), 35987 states have internal predecessors, (57563), 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 4 states, 4 states have (on average 8.5) internal successors, (34), 4 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) Result 179311 states and 286432 transitions. Complement of second has 7 states. [2021-10-28 09:51:26,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 09:51:26,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:26,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 171876 transitions. [2021-10-28 09:51:26,718 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 171876 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 09:51:26,720 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:26,721 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 171876 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-28 09:51:26,722 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:26,722 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 171876 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-28 09:51:26,723 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:26,724 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 179311 states and 286432 transitions. [2021-10-28 09:51:28,511 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-28 09:51:28,533 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 179311 states to 990 states and 1812 transitions. [2021-10-28 09:51:28,535 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-28 09:51:28,538 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-28 09:51:28,539 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-28 09:51:28,550 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:51:28,550 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-28 09:51:28,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-28 09:51:28,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-28 09:51:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 555 states have (on average 1.8216216216216217) internal successors, (1011), 554 states have internal predecessors, (1011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-28 09:51:28,634 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-28 09:51:28,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:28,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:51:28,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:51:28,642 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:28,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:28,727 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-28 09:51:28,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:51:28,732 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-28 09:51:28,736 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 09:51:28,742 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-28 09:51:28,742 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-28 09:51:28,743 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-28 09:51:28,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-28 09:51:28,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:51:28,743 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:51:28,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-28 09:51:28,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-28 09:51:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 555 states, 555 states have (on average 1.809009009009009) internal successors, (1004), 554 states have internal predecessors, (1004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-28 09:51:28,760 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:51:28,760 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 09:51:28,761 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:51:28,761 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-28 09:51:28,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 09:51:28,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:51:28,764 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:51:28,766 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:28,766 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:28,767 INFO L791 eck$LassoCheckResult]: Stem: 217099#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(10);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(34);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(16);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(20);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(22);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string54.base, #t~string54.offset, 1);call write~init~int(115, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(10, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(44);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(44);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(11);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(19);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string76.base, #t~string76.offset, 1);call write~init~int(100, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(10, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(100, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(10, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(16);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(10);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(12);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(10);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(18);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(16);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(13);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(16);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(21);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(30);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(9);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(25);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(30);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(9);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 217019#L-1 havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~36, main_~tmp~16;havoc main_~retValue_acc~36;havoc main_~tmp~16;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 217020#L96 havoc select_features_#t~ret8, select_features_#t~ret9, select_features_#t~ret10, select_features_#t~ret11, select_features_#t~ret12, select_features_#t~ret13, select_features_#t~ret14, select_features_#t~ret15;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216609#L69 select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret8;havoc select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216610#L69-1 select_features_#t~ret9 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret9;havoc select_features_#t~ret9;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216942#L69-2 select_features_#t~ret10 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret10;havoc select_features_#t~ret10;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216686#L69-3 select_features_#t~ret11 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret11;havoc select_features_#t~ret11;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216687#L69-4 select_features_#t~ret12 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret12;havoc select_features_#t~ret12;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216960#L69-5 select_features_#t~ret13 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret13;havoc select_features_#t~ret13;~__SELECTED_FEATURE_Forward~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216943#L69-6 select_features_#t~ret14 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret14;havoc select_features_#t~ret14;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 216901#L69-7 select_features_#t~ret15 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret15;havoc select_features_#t~ret15; 216843#L88 havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 216615#L104 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 216616#L108 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 216630#L113 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 216562#L118 assume 0 == ~__SELECTED_FEATURE_Sign~0; 217000#L123 assume 0 == ~__SELECTED_FEATURE_Verify~0; 217001#L128 assume 0 == ~__SELECTED_FEATURE_Sign~0; 217045#L133 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0 := 1; 216913#L107-1 valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 216836#L164 main_#t~ret71 := valid_product_#res;main_~tmp~16 := main_#t~ret71;havoc main_#t~ret71; 216800#L2452 assume 0 != main_~tmp~16;havoc setup_#t~nondet66, setup_#t~nondet68, setup_#t~nondet70, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 216801#L2296 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 216912#L1832-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 216732#L1838-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string65.base, #t~string65.offset;havoc setup_#t~nondet66;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 216733#L2334 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 216706#L1832-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 216674#L1838-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string67.base, #t~string67.offset;havoc setup_#t~nondet68;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 216675#L2372 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 217007#L1832-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 216738#L1838-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70; 216778#L2439 havoc test_#t~nondet86, test_#t~nondet87, test_#t~nondet88, test_#t~nondet89, test_#t~nondet90, test_#t~nondet91, test_#t~nondet92, test_#t~nondet93, test_#t~nondet94, test_#t~nondet95, test_#t~nondet96, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~18, test_~tmp___0~6, test_~tmp___1~4, test_~tmp___2~3, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~18;havoc test_~tmp___0~6;havoc test_~tmp___1~4;havoc test_~tmp___2~3;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 216779#L2840-1 assume !false; 216852#L2649 [2021-10-28 09:51:28,768 INFO L793 eck$LassoCheckResult]: Loop: 216852#L2649 assume test_~splverifierCounter~0 < 4; 216886#L2650 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 216887#L2656 assume !(0 == test_~op1~0); 216931#L2673 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet87;havoc test_#t~nondet87; 216555#L2678 assume 0 != test_~tmp___8~0; 216557#L2679 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 216896#L2679-1 test_~op2~0 := 1; 216703#L2840-1 assume !false; 216852#L2649 [2021-10-28 09:51:28,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:28,768 INFO L85 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-28 09:51:28,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:28,769 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699825614] [2021-10-28 09:51:28,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:28,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:28,976 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:28,976 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699825614] [2021-10-28 09:51:28,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699825614] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:51:28,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:51:28,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:51:28,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048927144] [2021-10-28 09:51:28,978 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:51:28,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:28,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-28 09:51:28,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:28,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497179442] [2021-10-28 09:51:28,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:28,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:51:28,993 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:51:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:51:29,006 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:51:29,069 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:51:29,070 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:51:29,070 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:51:29,070 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:51:29,071 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:51:29,074 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:29,074 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:51:29,075 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:51:29,075 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_productSimulator.cil.c_Iteration2_Loop [2021-10-28 09:51:29,076 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:51:29,076 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:51:29,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,223 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:51:29,223 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:51:29,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:29,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:29,226 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:29,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:51:29,232 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:51:29,232 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:29,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:29,299 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:29,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:29,304 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:29,315 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:51:29,315 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:29,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:51:29,343 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:51:29,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:29,387 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:51:29,387 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:51:29,387 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:51:29,387 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:51:29,387 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:51:29,387 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:29,388 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:51:29,388 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:51:29,388 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_productSimulator.cil.c_Iteration2_Loop [2021-10-28 09:51:29,388 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:51:29,388 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:51:29,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:29,510 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:51:29,510 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:51:29,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:29,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:29,515 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:29,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:51:29,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:51:29,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:51:29,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:51:29,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:51:29,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:51:29,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:51:29,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:51:29,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:51:29,551 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:51:29,564 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:51:29,564 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:51:29,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:29,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:29,566 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:29,576 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:51:29,577 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:51:29,577 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:51:29,577 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2021-10-28 09:51:29,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:51:29,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:29,621 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:51:29,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:29,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:51:29,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:29,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:51:30,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:30,083 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-28 09:51:30,084 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:30,239 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 2006 states and 3673 transitions. Complement of second has 6 states. [2021-10-28 09:51:30,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 09:51:30,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-28 09:51:30,241 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-28 09:51:30,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:30,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-28 09:51:30,244 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:30,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-28 09:51:30,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:30,248 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-28 09:51:30,257 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-28 09:51:30,278 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-28 09:51:30,279 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-28 09:51:30,279 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-28 09:51:30,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-28 09:51:30,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:51:30,280 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-28 09:51:30,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-28 09:51:30,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-28 09:51:30,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.8229066410009624) internal successors, (1894), 1038 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:30,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-28 09:51:30,541 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-28 09:51:30,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:30,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:51:30,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:51:30,542 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:30,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:30,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:30,632 INFO L93 Difference]: Finished difference Result 2023 states and 3698 transitions. [2021-10-28 09:51:30,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:51:30,633 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2023 states and 3698 transitions. [2021-10-28 09:51:30,642 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 426 [2021-10-28 09:51:30,659 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2023 states to 2023 states and 3698 transitions. [2021-10-28 09:51:30,660 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 507 [2021-10-28 09:51:30,661 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 507 [2021-10-28 09:51:30,661 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2023 states and 3698 transitions. [2021-10-28 09:51:30,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 09:51:30,663 INFO L681 BuchiCegarLoop]: Abstraction has 2023 states and 3698 transitions. [2021-10-28 09:51:30,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2023 states and 3698 transitions. [2021-10-28 09:51:30,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2023 to 1037. [2021-10-28 09:51:30,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1037 states, 1037 states have (on average 1.8187078109932497) internal successors, (1886), 1036 states have internal predecessors, (1886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1886 transitions. [2021-10-28 09:51:30,700 INFO L704 BuchiCegarLoop]: Abstraction has 1037 states and 1886 transitions. [2021-10-28 09:51:30,700 INFO L587 BuchiCegarLoop]: Abstraction has 1037 states and 1886 transitions. [2021-10-28 09:51:30,701 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 09:51:30,701 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1037 states and 1886 transitions. [2021-10-28 09:51:30,704 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 09:51:30,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:51:30,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:51:30,708 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:30,709 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:30,709 INFO L791 eck$LassoCheckResult]: Stem: 222886#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(10);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(34);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(16);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(20);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(22);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(21);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string54.base, #t~string54.offset, 1);call write~init~int(115, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(10, #t~string54.base, 2 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 3 + #t~string54.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(44);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(44);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(9);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(11);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(19);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string76.base, #t~string76.offset, 1);call write~init~int(100, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(10, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(100, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(10, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(16);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(10);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(12);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(10);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(18);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(16);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(21);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(13);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(16);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(21);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(30);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(9);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(25);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(30);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(9);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 222796#L-1 havoc main_#res;havoc main_#t~ret71, main_~retValue_acc~36, main_~tmp~16;havoc main_~retValue_acc~36;havoc main_~tmp~16;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 222797#L96 havoc select_features_#t~ret8, select_features_#t~ret9, select_features_#t~ret10, select_features_#t~ret11, select_features_#t~ret12, select_features_#t~ret13, select_features_#t~ret14, select_features_#t~ret15;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222380#L69 select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret8;havoc select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222381#L69-1 select_features_#t~ret9 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret9;havoc select_features_#t~ret9;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222714#L69-2 select_features_#t~ret10 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret10;havoc select_features_#t~ret10;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222456#L69-3 select_features_#t~ret11 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret11;havoc select_features_#t~ret11;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222457#L69-4 select_features_#t~ret12 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret12;havoc select_features_#t~ret12;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222736#L69-5 select_features_#t~ret13 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret13;havoc select_features_#t~ret13;~__SELECTED_FEATURE_Forward~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222717#L69-6 select_features_#t~ret14 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret14;havoc select_features_#t~ret14;havoc select_one_#res;havoc select_one_#t~nondet7, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet7;havoc select_one_#t~nondet7;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 222676#L69-7 select_features_#t~ret15 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret15;havoc select_features_#t~ret15; 222619#L88 havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 222386#L104 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 222387#L108 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 222401#L113 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 222329#L118 assume 0 == ~__SELECTED_FEATURE_Sign~0; 222776#L123 assume 0 == ~__SELECTED_FEATURE_Verify~0; 222777#L128 assume 0 == ~__SELECTED_FEATURE_Sign~0; 222822#L133 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0 := 1; 222687#L107-1 valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 222612#L164 main_#t~ret71 := valid_product_#res;main_~tmp~16 := main_#t~ret71;havoc main_#t~ret71; 222575#L2452 assume 0 != main_~tmp~16;havoc setup_#t~nondet66, setup_#t~nondet68, setup_#t~nondet70, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 222576#L2296 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_bob__before__Keys_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__before__Keys_~bob___0;setup_bob__before__Keys_~bob___0 := setup_bob__before__Keys_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__before__Keys_~bob___0, setup_bob__before__Keys_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 222686#L1832-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 222502#L1838-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string65.base, #t~string65.offset;havoc setup_#t~nondet66;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 222503#L2334 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 222473#L1832-6 assume !(1 == setClientId_~handle); 222455#L1835-6 assume 2 == setClientId_~handle;~__ste_client_idCounter1~0 := setClientId_~value; 222445#L1838-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string67.base, #t~string67.offset;havoc setup_#t~nondet68;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 222446#L2372 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_chuck__before__Keys_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__before__Keys_~chuck___0;setup_chuck__before__Keys_~chuck___0 := setup_chuck__before__Keys_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__before__Keys_~chuck___0, setup_chuck__before__Keys_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 222784#L1832-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 222511#L1838-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70; 222553#L2439 havoc test_#t~nondet86, test_#t~nondet87, test_#t~nondet88, test_#t~nondet89, test_#t~nondet90, test_#t~nondet91, test_#t~nondet92, test_#t~nondet93, test_#t~nondet94, test_#t~nondet95, test_#t~nondet96, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~18, test_~tmp___0~6, test_~tmp___1~4, test_~tmp___2~3, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~18;havoc test_~tmp___0~6;havoc test_~tmp___1~4;havoc test_~tmp___2~3;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 222554#L2840-1 assume !false; 222919#L2649 assume test_~splverifierCounter~0 < 4; 222658#L2650 [2021-10-28 09:51:30,710 INFO L793 eck$LassoCheckResult]: Loop: 222658#L2650 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 222659#L2656 assume !(0 == test_~op1~0); 222705#L2673 assume !(0 == test_~op2~0); 222331#L2691 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet88;havoc test_#t~nondet88; 222598#L2696 assume 0 != test_~tmp___7~0; 222798#L2697 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 222493#L2697-1 test_~op3~0 := 1; 222475#L2840-1 assume !false; 222634#L2649 assume test_~splverifierCounter~0 < 4; 222658#L2650 [2021-10-28 09:51:30,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:30,712 INFO L85 PathProgramCache]: Analyzing trace with hash 351408190, now seen corresponding path program 1 times [2021-10-28 09:51:30,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:30,713 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338557939] [2021-10-28 09:51:30,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:30,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:30,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:30,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:30,834 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:30,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338557939] [2021-10-28 09:51:30,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338557939] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:51:30,835 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:51:30,835 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:51:30,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43750214] [2021-10-28 09:51:30,836 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 09:51:30,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:30,837 INFO L85 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-28 09:51:30,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:30,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333141310] [2021-10-28 09:51:30,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:30,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:30,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:51:30,845 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:51:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:51:30,861 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:51:30,925 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:51:30,925 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:51:30,926 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:51:30,926 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:51:30,926 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 09:51:30,926 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:30,926 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:51:30,927 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:51:30,927 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_productSimulator.cil.c_Iteration3_Loop [2021-10-28 09:51:30,927 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:51:30,927 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:51:30,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:30,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:30,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:30,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:30,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:30,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:31,043 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:51:31,043 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 09:51:31,043 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,047 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:51:31,052 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:31,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:51:31,079 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:51:31,079 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:51:31,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,119 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:51:31,127 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:51:31,131 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:31,151 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:51:31,151 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0=4} Honda state: {ULTIMATE.start_test_~op1~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:51:31,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,190 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,191 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,199 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:51:31,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:31,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:51:31,223 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 09:51:31,223 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet88=4, ULTIMATE.start_test_~tmp___7~0=4} Honda state: {ULTIMATE.start_test_#t~nondet88=4, ULTIMATE.start_test_~tmp___7~0=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 09:51:31,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,265 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,271 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 09:51:31,272 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:31,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:51:31,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,343 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,347 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,354 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 09:51:31,354 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 09:51:31,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:51:31,495 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 09:51:31,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,502 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:51:31,502 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:51:31,503 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:51:31,503 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:51:31,503 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:51:31,503 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,503 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:51:31,503 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:51:31,503 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec0_productSimulator.cil.c_Iteration3_Loop [2021-10-28 09:51:31,503 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:51:31,503 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:51:31,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:31,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:31,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:31,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:31,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:31,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:51:31,624 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:51:31,624 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:51:31,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,627 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:51:31,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:51:31,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:51:31,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:51:31,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:51:31,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:51:31,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:51:31,647 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:51:31,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:51:31,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:51:31,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,698 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,700 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:51:31,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:51:31,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:51:31,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:51:31,716 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:51:31,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:51:31,717 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:51:31,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:51:31,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:51:31,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:51:31,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,763 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,764 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:51:31,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:51:31,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:51:31,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:51:31,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:51:31,779 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 09:51:31,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:51:31,781 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 09:51:31,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:51:31,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:51:31,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,836 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:51:31,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:51:31,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:51:31,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:51:31,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:51:31,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:51:31,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:51:31,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:51:31,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:51:31,866 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:51:31,868 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 09:51:31,868 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 09:51:31,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:51:31,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,869 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 09:51:31,874 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:51:31,874 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 09:51:31,874 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:51:31,874 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2021-10-28 09:51:31,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,895 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 09:51:31,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:32,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:51:32,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:32,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:51:32,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:32,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:32,281 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 09:51:32,282 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1037 states and 1886 transitions. cyclomatic complexity: 853 Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:32,371 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1037 states and 1886 transitions. cyclomatic complexity: 853. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 2226 states and 4077 transitions. Complement of second has 4 states. [2021-10-28 09:51:32,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 09:51:32,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:32,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 593 transitions. [2021-10-28 09:51:32,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 593 transitions. Stem has 35 letters. Loop has 9 letters. [2021-10-28 09:51:32,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:32,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 593 transitions. Stem has 44 letters. Loop has 9 letters. [2021-10-28 09:51:32,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:32,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 593 transitions. Stem has 35 letters. Loop has 18 letters. [2021-10-28 09:51:32,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:51:32,374 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2226 states and 4077 transitions. [2021-10-28 09:51:32,383 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:51:32,383 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2226 states to 0 states and 0 transitions. [2021-10-28 09:51:32,383 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:51:32,384 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:51:32,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:51:32,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:51:32,384 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:51:32,384 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:51:32,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:32,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:51:32,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:51:32,385 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:32,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:32,385 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 09:51:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:51:32,386 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 09:51:32,386 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:51:32,386 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:51:32,386 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:51:32,386 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:51:32,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:51:32,386 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:51:32,386 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:51:32,387 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:51:32,387 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:51:32,387 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 09:51:32,387 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:51:32,387 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:51:32,387 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:51:32,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:51:32 BoogieIcfgContainer [2021-10-28 09:51:32,393 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:51:32,393 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:51:32,393 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:51:32,394 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:51:32,394 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:51:15" (3/4) ... [2021-10-28 09:51:32,397 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:51:32,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:51:32,399 INFO L168 Benchmark]: Toolchain (without parser) took 69488.24 ms. Allocated memory was 100.7 MB in the beginning and 10.2 GB in the end (delta: 10.1 GB). Free memory was 55.8 MB in the beginning and 8.5 GB in the end (delta: -8.5 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2021-10-28 09:51:32,399 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 100.7 MB. Free memory is still 75.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:51:32,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1038.96 ms. Allocated memory is still 100.7 MB. Free memory was 55.6 MB in the beginning and 43.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:32,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 5298.09 ms. Allocated memory was 100.7 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 42.9 MB in the beginning and 750.1 MB in the end (delta: -707.2 MB). Peak memory consumption was 453.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:32,401 INFO L168 Benchmark]: Boogie Preprocessor took 4601.21 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.5 GB). Free memory was 750.1 MB in the beginning and 3.1 GB in the end (delta: -2.3 GB). Peak memory consumption was 300.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:32,402 INFO L168 Benchmark]: RCFGBuilder took 41669.80 ms. Allocated memory was 3.7 GB in the beginning and 10.2 GB in the end (delta: 6.4 GB). Free memory was 3.1 GB in the beginning and 8.9 GB in the end (delta: -5.8 GB). Peak memory consumption was 761.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:32,402 INFO L168 Benchmark]: BuchiAutomizer took 16868.50 ms. Allocated memory is still 10.2 GB. Free memory was 8.9 GB in the beginning and 8.5 GB in the end (delta: 362.8 MB). Peak memory consumption was 362.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:51:32,403 INFO L168 Benchmark]: Witness Printer took 3.98 ms. Allocated memory is still 10.2 GB. Free memory is still 8.5 GB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:51:32,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 100.7 MB. Free memory is still 75.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1038.96 ms. Allocated memory is still 100.7 MB. Free memory was 55.6 MB in the beginning and 43.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 5298.09 ms. Allocated memory was 100.7 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 42.9 MB in the beginning and 750.1 MB in the end (delta: -707.2 MB). Peak memory consumption was 453.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 4601.21 ms. Allocated memory was 1.2 GB in the beginning and 3.7 GB in the end (delta: 2.5 GB). Free memory was 750.1 MB in the beginning and 3.1 GB in the end (delta: -2.3 GB). Peak memory consumption was 300.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 41669.80 ms. Allocated memory was 3.7 GB in the beginning and 10.2 GB in the end (delta: 6.4 GB). Free memory was 3.1 GB in the beginning and 8.9 GB in the end (delta: -5.8 GB). Peak memory consumption was 761.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 16868.50 ms. Allocated memory is still 10.2 GB. Free memory was 8.9 GB in the beginning and 8.5 GB in the end (delta: 362.8 MB). Peak memory consumption was 362.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.98 ms. Allocated memory is still 10.2 GB. Free memory is still 8.5 GB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op1 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op2 + 1 and consists of 4 locations. One deterministic module has affine ranking function 5 + -2 * splverifierCounter and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.8s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. Construction of modules took 0.0s. Büchi inclusion checks took 9.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 2378 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 1.8s Buchi closure took 0.0s. Biggest automaton had 1037 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 118036 SDtfs, 117505 SDslu, 176142 SDs, 0 SdLazy, 65 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 09:51:32,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:32,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3573f98e-d278-4523-8ed2-42d59f583640/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...