./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec9_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_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD --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 a46e94d21677d8e787ff51041171bb0d6a97c638f1cb1f2181c1b14c15718344 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:52:12,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:52:12,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:52:12,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:52:12,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:52:12,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:52:12,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:52:12,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:52:12,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:52:12,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:52:12,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:52:12,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:52:12,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:52:12,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:52:12,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:52:12,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:52:12,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:52:12,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:52:12,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:52:12,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:52:12,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:52:12,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:52:12,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:52:12,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:52:12,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:52:12,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:52:12,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:52:12,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:52:12,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:52:12,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:52:12,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:52:12,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:52:12,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:52:12,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:52:12,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:52:12,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:52:12,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:52:12,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:52:12,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:52:12,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:52:12,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:52:12,585 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 22:52:12,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:52:12,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:52:12,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:52:12,634 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:52:12,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:52:12,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:52:12,636 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:52:12,636 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 22:52:12,636 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 22:52:12,637 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 22:52:12,638 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 22:52:12,638 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 22:52:12,639 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 22:52:12,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:52:12,639 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:52:12,639 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 22:52:12,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:52:12,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:52:12,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:52:12,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 22:52:12,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 22:52:12,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 22:52:12,641 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:52:12,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:52:12,641 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 22:52:12,642 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:52:12,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 22:52:12,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:52:12,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:52:12,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:52:12,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:52:12,646 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:52:12,647 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 22:52:12,647 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_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a46e94d21677d8e787ff51041171bb0d6a97c638f1cb1f2181c1b14c15718344 [2021-10-28 22:52:12,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:52:12,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:52:12,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:52:12,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:52:12,945 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:52:12,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c [2021-10-28 22:52:13,044 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/data/6ee3ec286/eafbb968480a4414ab757f5fd4f34c66/FLAG407b5b95c [2021-10-28 22:52:13,657 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:52:13,657 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c [2021-10-28 22:52:13,698 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/data/6ee3ec286/eafbb968480a4414ab757f5fd4f34c66/FLAG407b5b95c [2021-10-28 22:52:13,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/data/6ee3ec286/eafbb968480a4414ab757f5fd4f34c66 [2021-10-28 22:52:13,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:52:13,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:52:13,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:52:13,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:52:13,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:52:13,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:52:13" (1/1) ... [2021-10-28 22:52:13,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a41d742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:13, skipping insertion in model container [2021-10-28 22:52:13,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:52:13" (1/1) ... [2021-10-28 22:52:13,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:52:13,975 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:52:14,476 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_18c821de-3439-4920-abbc-90333d19b108/sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c[31629,31642] [2021-10-28 22:52:14,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:52:14,666 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:52:14,764 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_18c821de-3439-4920-abbc-90333d19b108/sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c[31629,31642] [2021-10-28 22:52:14,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:52:14,898 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:52:14,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14 WrapperNode [2021-10-28 22:52:14,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:52:14,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:52:14,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:52:14,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:52:14,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:14,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:21,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:52:21,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:52:21,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:52:21,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:52:21,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:21,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:22,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:22,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:24,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:24,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:25,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:26,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:52:26,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:52:26,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:52:26,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:52:26,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (1/1) ... [2021-10-28 22:52:26,246 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:52:26,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:52:26,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:52:26,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 22:52:26,355 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 22:52:26,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:52:26,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:52:26,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:52:26,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:53:10,351 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:53:10,351 INFO L299 CfgBuilder]: Removed 35931 assume(true) statements. [2021-10-28 22:53:10,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:53:10 BoogieIcfgContainer [2021-10-28 22:53:10,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:53:10,386 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 22:53:10,386 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 22:53:10,392 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 22:53:10,393 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:53:10,394 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 10:52:13" (1/3) ... [2021-10-28 22:53:10,395 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1030ccac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:53:10, skipping insertion in model container [2021-10-28 22:53:10,395 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:53:10,396 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:52:14" (2/3) ... [2021-10-28 22:53:10,396 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1030ccac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 10:53:10, skipping insertion in model container [2021-10-28 22:53:10,396 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 22:53:10,396 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:53:10" (3/3) ... [2021-10-28 22:53:10,399 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec9_productSimulator.cil.c [2021-10-28 22:53:10,465 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 22:53:10,465 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 22:53:10,465 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 22:53:10,466 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 22:53:10,466 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 22:53:10,466 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 22:53:10,466 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 22:53:10,466 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 22:53:11,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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 22:53:11,931 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 22:53:11,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:53:11,931 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:53:11,958 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 22:53:11,958 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:11,958 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 22:53:12,036 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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 22:53:12,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 22:53:12,436 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:53:12,436 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:53:12,445 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 22:53:12,445 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:12,460 INFO L791 eck$LassoCheckResult]: Stem: 24277#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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(10);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(34);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(16);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(20);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(22);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(44);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(44);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(11);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(19);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string74.base, #t~string74.offset, 1);call write~init~int(100, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(10, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 3 + #t~string74.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(100, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(10, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(30);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(9);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(21);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(30);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(9);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(21);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(30);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(9);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(25);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(25);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(17);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(17);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(13);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(17);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(10);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(12);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(10);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(18);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(13);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(16);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string169.base, #t~string169.offset, 1);call write~init~int(115, #t~string169.base, 1 + #t~string169.offset, 1);call write~init~int(10, #t~string169.base, 2 + #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 3 + #t~string169.offset, 1);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~in_encrypted~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; 21358#L-1true havoc main_#res;havoc main_#t~ret69, main_~retValue_acc~16, main_~tmp~14;havoc main_~retValue_acc~16;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 12203#L2138true havoc select_features_#t~ret130, select_features_#t~ret131, select_features_#t~ret132, select_features_#t~ret133, select_features_#t~ret134, select_features_#t~ret135, select_features_#t~ret136, select_features_#t~ret137;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 4582#L2111true select_features_#t~ret130 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret130;havoc select_features_#t~ret130;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 14173#L2111-1true select_features_#t~ret131 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret131;havoc select_features_#t~ret131;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 1785#L2111-2true select_features_#t~ret132 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret132;havoc select_features_#t~ret132;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 14956#L2111-3true select_features_#t~ret133 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret133;havoc select_features_#t~ret133;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 9178#L2111-4true select_features_#t~ret134 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret134;havoc select_features_#t~ret134;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 31705#L2111-5true select_features_#t~ret135 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret135;havoc select_features_#t~ret135;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 15395#L2111-6true select_features_#t~ret136 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret136;havoc select_features_#t~ret136;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 31522#L2111-7true select_features_#t~ret137 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret137;havoc select_features_#t~ret137; 11295#L2130true havoc valid_product_#res;havoc valid_product_~retValue_acc~21, valid_product_~tmp~20;havoc valid_product_~retValue_acc~21;havoc valid_product_~tmp~20; 8663#L2146true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 27579#L2149true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~20 := 0; 2838#L2149-1true valid_product_~retValue_acc~21 := valid_product_~tmp~20;valid_product_#res := valid_product_~retValue_acc~21; 23811#L2206true main_#t~ret69 := valid_product_#res;main_~tmp~14 := main_#t~ret69;havoc main_#t~ret69; 32908#L1530true assume 0 != main_~tmp~14;havoc setup_#t~nondet64, setup_#t~nondet66, setup_#t~nondet68, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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_tmp3~2.base, setup_~__cil_tmp3~2.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; 10406#L1374true 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; 2760#L3475-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 729#L3481-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string63.base, #t~string63.offset;havoc setup_#t~nondet64;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 287#L1412true 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; 20655#L3475-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 26188#L3481-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string65.base, #t~string65.offset;havoc setup_#t~nondet66;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 4587#L1450true 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; 5293#L3475-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 23618#L3481-17true setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string67.base, #t~string67.offset;havoc setup_#t~nondet68; 28802#L1517true havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, 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~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, 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~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;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; 11032#L301-1true [2021-10-28 22:53:12,461 INFO L793 eck$LassoCheckResult]: Loop: 11032#L301-1true assume !false; 7655#L110true assume test_~splverifierCounter~0 < 4; 33227#L111true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 6277#L117true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet7;havoc test_#t~nondet7; 4465#L121true assume 0 != test_~tmp___9~0; 23126#L122true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 30053#L122-1true test_~op1~0 := 1; 11032#L301-1true [2021-10-28 22:53:12,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:12,473 INFO L85 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-28 22:53:12,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:12,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090686014] [2021-10-28 22:53:12,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:12,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:13,161 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 22:53:13,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:13,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090686014] [2021-10-28 22:53:13,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090686014] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:13,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:13,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:53:13,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356062883] [2021-10-28 22:53:13,182 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 22:53:13,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:13,187 INFO L85 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-28 22:53:13,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:13,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098712618] [2021-10-28 22:53:13,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:13,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:13,201 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:53:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:13,240 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:53:13,311 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:53:13,312 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:53:13,312 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:53:13,312 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:53:13,312 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 22:53:13,313 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:13,313 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:53:13,313 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:53:13,314 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration1_Loop [2021-10-28 22:53:13,314 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:53:13,314 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:53:13,342 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 22:53:13,353 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 22:53:13,358 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 22:53:13,362 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 22:53:13,444 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:53:13,445 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 22:53:13,447 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:13,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:13,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:13,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:53:13,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:13,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 22:53:13,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:13,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:13,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:13,531 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:13,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 22:53:13,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:13,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 22:53:13,569 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 22:53:13,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:13,608 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:53:13,608 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:53:13,608 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:53:13,608 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:53:13,608 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 22:53:13,608 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:13,609 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:53:13,609 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:53:13,609 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration1_Loop [2021-10-28 22:53:13,609 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:53:13,609 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:53:13,610 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 22:53:13,619 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 22:53:13,625 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 22:53:13,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 22:53:13,698 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:53:13,703 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 22:53:13,704 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:13,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:13,706 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:13,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 22:53:13,719 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 22:53:13,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:53:13,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:53:13,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:53:13,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:53:13,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:53:13,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:53:13,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:53:13,746 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 22:53:13,771 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 22:53:13,771 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 22:53:13,772 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:13,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:13,795 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:13,870 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 22:53:13,870 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 22:53:13,871 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 22:53:13,871 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 22:53:13,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 22:53:13,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:13,924 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 22:53:13,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:14,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:53:14,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:14,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 22:53:14,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:14,432 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 22:53:14,448 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 22:53:14,494 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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 22:53:15,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:20,104 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 34772 states, 34771 states have (on average 1.6076327974461477) internal successors, (55899), 34771 states have internal predecessors, (55899), 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 173231 states and 278304 transitions. Complement of second has 7 states. [2021-10-28 22:53:20,105 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 22:53:20,107 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 22:53:20,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166884 transitions. [2021-10-28 22:53:20,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 22:53:20,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:20,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-28 22:53:20,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:20,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-28 22:53:20,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:20,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173231 states and 278304 transitions. [2021-10-28 22:53:21,724 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-28 22:53:21,739 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173231 states to 990 states and 1812 transitions. [2021-10-28 22:53:21,740 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-28 22:53:21,741 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-28 22:53:21,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-28 22:53:21,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 22:53:21,744 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-28 22:53:21,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-28 22:53:21,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-28 22:53:21,806 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 22:53:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-28 22:53:21,809 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-28 22:53:21,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:21,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:53:21,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:53:21,816 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 22:53:21,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:21,906 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-28 22:53:21,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:53:21,907 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-28 22:53:21,910 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 22:53:21,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-28 22:53:21,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-28 22:53:21,918 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-28 22:53:21,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-28 22:53:21,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 22:53:21,928 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 22:53:21,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-28 22:53:21,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-28 22:53:21,958 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 22:53:21,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-28 22:53:21,960 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 22:53:21,960 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 22:53:21,960 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 22:53:21,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-28 22:53:21,962 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 22:53:21,963 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:53:21,963 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:53:21,967 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 22:53:21,967 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:21,968 INFO L791 eck$LassoCheckResult]: Stem: 209804#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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(10);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(34);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(16);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(20);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(22);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(44);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(44);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(11);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(19);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string74.base, #t~string74.offset, 1);call write~init~int(100, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(10, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 3 + #t~string74.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(100, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(10, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(30);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(9);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(21);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(30);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(9);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(21);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(30);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(9);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(25);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(25);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(17);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(17);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(13);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(17);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(10);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(12);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(10);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(18);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(13);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(16);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string169.base, #t~string169.offset, 1);call write~init~int(115, #t~string169.base, 1 + #t~string169.offset, 1);call write~init~int(10, #t~string169.base, 2 + #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 3 + #t~string169.offset, 1);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~in_encrypted~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; 209754#L-1 havoc main_#res;havoc main_#t~ret69, main_~retValue_acc~16, main_~tmp~14;havoc main_~retValue_acc~16;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209755#L2138 havoc select_features_#t~ret130, select_features_#t~ret131, select_features_#t~ret132, select_features_#t~ret133, select_features_#t~ret134, select_features_#t~ret135, select_features_#t~ret136, select_features_#t~ret137;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209748#L2111 select_features_#t~ret130 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret130;havoc select_features_#t~ret130;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209519#L2111-1 select_features_#t~ret131 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret131;havoc select_features_#t~ret131;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209520#L2111-2 select_features_#t~ret132 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret132;havoc select_features_#t~ret132;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209597#L2111-3 select_features_#t~ret133 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret133;havoc select_features_#t~ret133;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209753#L2111-4 select_features_#t~ret134 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret134;havoc select_features_#t~ret134;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209360#L2111-5 select_features_#t~ret135 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret135;havoc select_features_#t~ret135;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209361#L2111-6 select_features_#t~ret136 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret136;havoc select_features_#t~ret136;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209635#L2111-7 select_features_#t~ret137 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret137;havoc select_features_#t~ret137; 209636#L2130 havoc valid_product_#res;havoc valid_product_~retValue_acc~21, valid_product_~tmp~20;havoc valid_product_~retValue_acc~21;havoc valid_product_~tmp~20; 209711#L2146 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209407#L2150 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209721#L2155 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209722#L2160 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209537#L2165 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209435#L2170 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209436#L2175 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~20 := 1; 209414#L2149-1 valid_product_~retValue_acc~21 := valid_product_~tmp~20;valid_product_#res := valid_product_~retValue_acc~21; 209415#L2206 main_#t~ret69 := valid_product_#res;main_~tmp~14 := main_#t~ret69;havoc main_#t~ret69; 209562#L1530 assume 0 != main_~tmp~14;havoc setup_#t~nondet64, setup_#t~nondet66, setup_#t~nondet68, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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_tmp3~2.base, setup_~__cil_tmp3~2.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; 209607#L1374 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; 209803#L3475-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209328#L3481-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string63.base, #t~string63.offset;havoc setup_#t~nondet64;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209329#L1412 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; 209468#L3475-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209433#L3481-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string65.base, #t~string65.offset;havoc setup_#t~nondet66;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209770#L1450 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; 209541#L3475-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209259#L3481-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string67.base, #t~string67.offset;havoc setup_#t~nondet68; 209701#L1517 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, 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~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, 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~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;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; 209702#L301-1 assume !false; 209552#L110 [2021-10-28 22:53:21,969 INFO L793 eck$LassoCheckResult]: Loop: 209552#L110 assume test_~splverifierCounter~0 < 4; 209553#L111 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209266#L117 assume !(0 == test_~op1~0); 209267#L134 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet8;havoc test_#t~nondet8; 209400#L139 assume 0 != test_~tmp___8~0; 209402#L140 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209511#L140-1 test_~op2~0 := 1; 209289#L301-1 assume !false; 209552#L110 [2021-10-28 22:53:21,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:21,969 INFO L85 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-28 22:53:21,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:21,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151391440] [2021-10-28 22:53:21,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:21,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:22,143 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 22:53:22,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:22,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151391440] [2021-10-28 22:53:22,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151391440] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:22,146 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:22,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:22,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036464542] [2021-10-28 22:53:22,147 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 22:53:22,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:22,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-28 22:53:22,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:22,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618761123] [2021-10-28 22:53:22,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:22,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:22,160 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:53:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:22,185 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:53:22,271 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:53:22,271 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:53:22,271 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:53:22,272 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:53:22,272 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 22:53:22,272 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:22,272 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:53:22,272 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:53:22,272 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration2_Loop [2021-10-28 22:53:22,272 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:53:22,272 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:53:22,273 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 22:53:22,281 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 22:53:22,285 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 22:53:22,291 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 22:53:22,297 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 22:53:22,385 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:53:22,385 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 22:53:22,386 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:22,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:22,387 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:22,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 22:53:22,394 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:53:22,395 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:22,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:22,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:22,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:22,451 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:22,457 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 22:53:22,457 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:22,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 22:53:22,479 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 22:53:22,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:22,519 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:53:22,519 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:53:22,520 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:53:22,520 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:53:22,520 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 22:53:22,520 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:22,520 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:53:22,520 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:53:22,520 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration2_Loop [2021-10-28 22:53:22,520 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:53:22,520 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:53:22,521 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 22:53:22,527 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 22:53:22,529 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 22:53:22,532 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 22:53:22,538 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 22:53:22,619 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:53:22,619 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 22:53:22,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:22,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:22,621 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:22,623 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 22:53:22,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:53:22,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:53:22,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:53:22,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:53:22,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:53:22,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:53:22,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:53:22,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 22:53:22,655 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 22:53:22,658 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 22:53:22,658 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 22:53:22,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:22,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:22,660 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:22,664 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 22:53:22,664 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 22:53:22,664 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 22:53:22,664 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 22:53:22,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 22:53:22,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:22,699 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 22:53:22,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:22,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:53:22,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:23,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 22:53:23,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:23,171 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 22:53:23,172 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 22:53:23,173 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 22:53:23,332 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 22:53:23,342 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 22:53:23,343 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 22:53:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-28 22:53:23,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-28 22:53:23,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:23,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-28 22:53:23,348 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:23,349 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-28 22:53:23,351 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:23,353 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-28 22:53:23,363 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-28 22:53:23,381 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-28 22:53:23,381 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-28 22:53:23,382 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-28 22:53:23,382 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-28 22:53:23,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 22:53:23,383 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-28 22:53:23,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-28 22:53:23,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-28 22:53:23,422 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 22:53:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-28 22:53:23,426 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-28 22:53:23,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:23,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:23,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:23,428 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 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 22:53:24,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:24,191 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2021-10-28 22:53:24,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:53:24,192 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2021-10-28 22:53:24,196 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 22:53:24,204 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 22:53:24,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-28 22:53:24,205 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-28 22:53:24,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2021-10-28 22:53:24,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 22:53:24,206 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 22:53:24,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2021-10-28 22:53:24,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-28 22:53:24,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1039 states, 1039 states have (on average 1.8209817131857555) internal successors, (1892), 1038 states have internal predecessors, (1892), 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 22:53:24,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 22:53:24,227 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 22:53:24,227 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 22:53:24,227 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 22:53:24,227 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2021-10-28 22:53:24,230 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 22:53:24,230 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 22:53:24,230 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 22:53:24,234 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, 1] [2021-10-28 22:53:24,234 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:53:24,235 INFO L791 eck$LassoCheckResult]: Stem: 214604#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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(10);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(34);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(16);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(20);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(22);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(44);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(44);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(11);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(19);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string74.base, #t~string74.offset, 1);call write~init~int(100, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(10, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 3 + #t~string74.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string77.base, #t~string77.offset, 1);call write~init~int(100, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(10, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(30);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(9);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(21);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(30);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(9);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(21);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(30);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(9);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(25);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(30);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(9);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(25);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(17);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(17);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(13);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(17);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(10);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(12);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(10);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(18);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(21);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(13);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(16);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(25);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string169.base, #t~string169.offset, 1);call write~init~int(115, #t~string169.base, 1 + #t~string169.offset, 1);call write~init~int(10, #t~string169.base, 2 + #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 3 + #t~string169.offset, 1);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~in_encrypted~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; 214548#L-1 havoc main_#res;havoc main_#t~ret69, main_~retValue_acc~16, main_~tmp~14;havoc main_~retValue_acc~16;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214549#L2138 havoc select_features_#t~ret130, select_features_#t~ret131, select_features_#t~ret132, select_features_#t~ret133, select_features_#t~ret134, select_features_#t~ret135, select_features_#t~ret136, select_features_#t~ret137;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214542#L2111 select_features_#t~ret130 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret130;havoc select_features_#t~ret130;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214298#L2111-1 select_features_#t~ret131 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret131;havoc select_features_#t~ret131;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214299#L2111-2 select_features_#t~ret132 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret132;havoc select_features_#t~ret132;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214373#L2111-3 select_features_#t~ret133 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret133;havoc select_features_#t~ret133;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214547#L2111-4 select_features_#t~ret134 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret134;havoc select_features_#t~ret134;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214147#L2111-5 select_features_#t~ret135 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret135;havoc select_features_#t~ret135;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214148#L2111-6 select_features_#t~ret136 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret136;havoc select_features_#t~ret136;havoc select_one_#res;havoc select_one_#t~nondet129, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet129;havoc select_one_#t~nondet129;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214419#L2111-7 select_features_#t~ret137 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret137;havoc select_features_#t~ret137; 214420#L2130 havoc valid_product_#res;havoc valid_product_~retValue_acc~21, valid_product_~tmp~20;havoc valid_product_~retValue_acc~21;havoc valid_product_~tmp~20; 214500#L2146 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214190#L2149 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 214191#L2150 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214510#L2155 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214511#L2159 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214514#L2160 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214321#L2165 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214220#L2170 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214221#L2175 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~20 := 1; 214199#L2149-1 valid_product_~retValue_acc~21 := valid_product_~tmp~20;valid_product_#res := valid_product_~retValue_acc~21; 214200#L2206 main_#t~ret69 := valid_product_#res;main_~tmp~14 := main_#t~ret69;havoc main_#t~ret69; 214346#L1530 assume 0 != main_~tmp~14;havoc setup_#t~nondet64, setup_#t~nondet66, setup_#t~nondet68, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.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_tmp3~2.base, setup_~__cil_tmp3~2.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; 214391#L1374 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; 214598#L3475-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214115#L3481-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string63.base, #t~string63.offset;havoc setup_#t~nondet64;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214116#L1412 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; 214250#L3475-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214211#L3481-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string65.base, #t~string65.offset;havoc setup_#t~nondet66;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214568#L1450 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; 214325#L3475-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214045#L3481-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string67.base, #t~string67.offset;havoc setup_#t~nondet68; 214488#L1517 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, 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~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, 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~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;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; 214489#L301-1 assume !false; 214668#L110 assume test_~splverifierCounter~0 < 4; 214515#L111 [2021-10-28 22:53:24,242 INFO L793 eck$LassoCheckResult]: Loop: 214515#L111 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214052#L117 assume !(0 == test_~op1~0); 214053#L134 assume !(0 == test_~op2~0); 214187#L152 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet9;havoc test_#t~nondet9; 214062#L157 assume 0 != test_~tmp___7~0; 214063#L158 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214203#L158-1 test_~op3~0 := 1; 214069#L301-1 assume !false; 214394#L110 assume test_~splverifierCounter~0 < 4; 214515#L111 [2021-10-28 22:53:24,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:24,242 INFO L85 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2021-10-28 22:53:24,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:24,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136036375] [2021-10-28 22:53:24,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:24,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:24,356 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 22:53:24,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:53:24,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136036375] [2021-10-28 22:53:24,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136036375] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:53:24,359 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:53:24,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:53:24,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821000141] [2021-10-28 22:53:24,364 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 22:53:24,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:24,365 INFO L85 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-28 22:53:24,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:53:24,365 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453411595] [2021-10-28 22:53:24,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:53:24,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:53:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:24,374 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:53:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:53:24,390 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:53:24,454 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:53:24,454 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:53:24,454 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:53:24,454 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:53:24,455 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 22:53:24,455 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:24,455 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:53:24,455 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:53:24,455 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration3_Loop [2021-10-28 22:53:24,455 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:53:24,455 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:53:24,457 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 22:53:24,461 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 22:53:24,468 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 22:53:24,471 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 22:53:24,478 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 22:53:24,482 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 22:53:24,574 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:53:24,574 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 22:53:24,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:24,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:24,579 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:24,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:53:24,620 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:24,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 22:53:24,643 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:53:24,644 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 22:53:24,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:24,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:24,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:24,685 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:24,691 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:53:24,691 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:24,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 22:53:24,711 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:53:24,711 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet9=5, ULTIMATE.start_test_~tmp___7~0=5} Honda state: {ULTIMATE.start_test_#t~nondet9=5, ULTIMATE.start_test_~tmp___7~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 22:53:24,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:24,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:24,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:24,752 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:24,758 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:53:24,759 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:24,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 22:53:24,779 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 22:53:24,779 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 22:53:24,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:24,817 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:24,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:24,820 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:24,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 22:53:24,826 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:24,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 22:53:24,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:24,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:24,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:24,890 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:25,139 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 22:53:25,139 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 22:53:25,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 22:53:25,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:25,299 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 22:53:25,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:25,304 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 22:53:25,304 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 22:53:25,304 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 22:53:25,305 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 22:53:25,305 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 22:53:25,305 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:25,305 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 22:53:25,305 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 22:53:25,305 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration3_Loop [2021-10-28 22:53:25,305 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 22:53:25,305 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 22:53:25,307 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 22:53:25,314 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 22:53:25,318 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 22:53:25,321 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 22:53:25,329 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 22:53:25,333 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 22:53:25,432 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 22:53:25,432 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 22:53:25,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:25,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:25,435 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:25,443 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 22:53:25,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:53:25,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:53:25,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:53:25,453 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 22:53:25,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:53:25,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 22:53:25,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:53:25,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 22:53:25,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:53:25,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:25,505 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:25,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:25,507 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:25,515 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 22:53:25,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:53:25,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:53:25,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:53:25,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:53:25,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:53:25,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:53:25,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:53:25,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 22:53:25,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:53:25,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:25,580 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:25,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:25,581 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:25,587 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 22:53:25,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:53:25,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:53:25,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:53:25,596 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 22:53:25,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:53:25,597 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 22:53:25,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:53:25,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 22:53:25,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 22:53:25,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:25,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:25,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:25,652 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:25,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 22:53:25,658 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 22:53:25,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 22:53:25,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 22:53:25,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 22:53:25,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 22:53:25,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 22:53:25,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 22:53:25,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 22:53:25,687 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 22:53:25,689 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 22:53:25,689 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 22:53:25,689 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 22:53:25,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:53:25,691 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 22:53:25,697 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 22:53:25,697 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 22:53:25,697 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 22:53:25,697 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 22:53:25,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 22:53:25,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:25,730 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 22:53:25,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:53:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:25,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 22:53:25,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:53:26,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 22:53:26,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:53:26,105 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 22:53:26,106 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 22:53:26,106 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 22:53:26,193 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 2228 states and 4083 transitions. Complement of second has 4 states. [2021-10-28 22:53:26,193 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 22:53:26,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 22:53:26,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-10-28 22:53:26,195 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2021-10-28 22:53:26,195 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:26,195 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2021-10-28 22:53:26,195 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:26,196 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2021-10-28 22:53:26,196 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 22:53:26,196 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2021-10-28 22:53:26,206 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:53:26,206 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-28 22:53:26,206 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 22:53:26,206 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 22:53:26,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 22:53:26,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:26,207 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:53:26,207 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:53:26,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:53:26,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:53:26,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:53:26,208 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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 22:53:26,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:53:26,209 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 22:53:26,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:53:26,209 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 22:53:26,209 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:53:26,209 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:53:26,209 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 22:53:26,210 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 22:53:26,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 22:53:26,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 22:53:26,210 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:53:26,210 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:53:26,210 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:53:26,210 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 22:53:26,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:53:26,211 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 22:53:26,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 22:53:26,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 10:53:26 BoogieIcfgContainer [2021-10-28 22:53:26,219 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 22:53:26,219 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:53:26,220 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:53:26,220 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:53:26,220 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:53:10" (3/4) ... [2021-10-28 22:53:26,224 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 22:53:26,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:53:26,226 INFO L168 Benchmark]: Toolchain (without parser) took 72338.68 ms. Allocated memory was 134.2 MB in the beginning and 8.1 GB in the end (delta: 8.0 GB). Free memory was 98.1 MB in the beginning and 6.6 GB in the end (delta: -6.5 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2021-10-28 22:53:26,232 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory was 49.0 MB in the beginning and 48.9 MB in the end (delta: 44.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:53:26,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1011.39 ms. Allocated memory is still 134.2 MB. Free memory was 97.8 MB in the beginning and 78.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:26,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 6167.12 ms. Allocated memory was 134.2 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 78.0 MB in the beginning and 882.2 MB in the end (delta: -804.2 MB). Peak memory consumption was 460.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:26,235 INFO L168 Benchmark]: Boogie Preprocessor took 5168.12 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 882.2 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 432.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:26,236 INFO L168 Benchmark]: RCFGBuilder took 44148.35 ms. Allocated memory was 3.6 GB in the beginning and 8.1 GB in the end (delta: 4.5 GB). Free memory was 3.0 GB in the beginning and 6.9 GB in the end (delta: -3.9 GB). Peak memory consumption was 717.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:26,240 INFO L168 Benchmark]: BuchiAutomizer took 15832.90 ms. Allocated memory is still 8.1 GB. Free memory was 6.9 GB in the beginning and 6.6 GB in the end (delta: 345.0 MB). Peak memory consumption was 345.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:53:26,243 INFO L168 Benchmark]: Witness Printer took 4.53 ms. Allocated memory is still 8.1 GB. Free memory is still 6.6 GB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:53:26,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 90.2 MB. Free memory was 49.0 MB in the beginning and 48.9 MB in the end (delta: 44.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1011.39 ms. Allocated memory is still 134.2 MB. Free memory was 97.8 MB in the beginning and 78.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 6167.12 ms. Allocated memory was 134.2 MB in the beginning and 1.2 GB in the end (delta: 1.1 GB). Free memory was 78.0 MB in the beginning and 882.2 MB in the end (delta: -804.2 MB). Peak memory consumption was 460.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 5168.12 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 882.2 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 432.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 44148.35 ms. Allocated memory was 3.6 GB in the beginning and 8.1 GB in the end (delta: 4.5 GB). Free memory was 3.0 GB in the beginning and 6.9 GB in the end (delta: -3.9 GB). Peak memory consumption was 717.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 15832.90 ms. Allocated memory is still 8.1 GB. Free memory was 6.9 GB in the beginning and 6.6 GB in the end (delta: 345.0 MB). Peak memory consumption was 345.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.53 ms. Allocated memory is still 8.1 GB. Free memory is still 6.6 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 15.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.7s. Büchi inclusion checks took 7.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.3s Buchi closure took 0.0s. Biggest automaton had 1039 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 114400 SDtfs, 113898 SDslu, 170830 SDs, 0 SdLazy, 37 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s 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: 38ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 22:53:26,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 22:53:26,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18c821de-3439-4920-abbc-90333d19b108/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...