./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_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_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/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_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/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_3587248a-b968-4ce8-a936-1a290dcfc724/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 c86855dab8667fe80df418e2dda62d52081f1a657b6492a63fb3d2a1da4890b5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 23:34:52,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:34:52,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:34:52,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:34:52,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:34:52,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:34:52,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:34:52,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:34:52,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:34:52,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:34:52,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:34:52,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:34:52,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:34:52,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:34:52,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:34:52,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:34:52,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:34:52,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:34:52,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:34:52,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:34:52,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:34:52,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:34:52,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:34:52,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:34:52,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:34:52,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:34:52,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:34:52,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:34:52,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:34:52,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:34:52,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:34:52,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:34:52,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:34:52,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:34:52,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:34:52,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:34:52,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:34:52,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:34:52,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:34:52,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:34:52,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:34:52,330 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 23:34:52,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:34:52,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:34:52,378 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:34:52,378 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:34:52,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:34:52,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:34:52,381 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:34:52,381 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:34:52,381 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:34:52,382 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:34:52,383 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:34:52,383 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:34:52,383 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:34:52,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:34:52,384 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:34:52,384 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:34:52,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:34:52,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:34:52,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:34:52,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:34:52,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:34:52,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:34:52,386 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:34:52,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:34:52,386 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:34:52,386 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:34:52,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:34:52,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:34:52,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:34:52,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:34:52,389 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:34:52,390 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:34:52,391 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:34:52,391 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_3587248a-b968-4ce8-a936-1a290dcfc724/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c86855dab8667fe80df418e2dda62d52081f1a657b6492a63fb3d2a1da4890b5 [2021-10-28 23:34:52,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:34:52,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:34:52,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:34:52,665 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:34:52,667 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:34:52,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2021-10-28 23:34:52,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/data/bffacd656/eca4092c67f94ecda4844b048d63cd4d/FLAG99da6565d [2021-10-28 23:34:53,346 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:34:53,347 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c [2021-10-28 23:34:53,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/data/bffacd656/eca4092c67f94ecda4844b048d63cd4d/FLAG99da6565d [2021-10-28 23:34:53,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/data/bffacd656/eca4092c67f94ecda4844b048d63cd4d [2021-10-28 23:34:53,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:34:53,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:34:53,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:34:53,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:34:53,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:34:53,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:34:53" (1/1) ... [2021-10-28 23:34:53,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d977911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:53, skipping insertion in model container [2021-10-28 23:34:53,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:34:53" (1/1) ... [2021-10-28 23:34:53,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:34:53,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:34:54,126 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_3587248a-b968-4ce8-a936-1a290dcfc724/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[17001,17014] [2021-10-28 23:34:54,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:34:54,375 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:34:54,432 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_3587248a-b968-4ce8-a936-1a290dcfc724/sv-benchmarks/c/product-lines/email_spec6_productSimulator.cil.c[17001,17014] [2021-10-28 23:34:54,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:34:54,552 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:34:54,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54 WrapperNode [2021-10-28 23:34:54,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:34:54,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:34:54,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:34:54,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:34:54,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:34:54,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:34:59,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:34:59,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:34:59,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:34:59,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:34:59,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:34:59,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:35:00,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:35:00,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:35:02,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:35:03,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:35:03,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:35:04,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:35:04,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:35:04,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:35:04,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:35:04,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (1/1) ... [2021-10-28 23:35:04,907 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:35:04,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:35:04,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:35:04,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:35:04,983 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-28 23:35:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:35:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:35:04,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:35:04,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:35:48,736 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:35:48,737 INFO L299 CfgBuilder]: Removed 36059 assume(true) statements. [2021-10-28 23:35:48,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:35:48 BoogieIcfgContainer [2021-10-28 23:35:48,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:35:48,775 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:35:48,775 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:35:48,780 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:35:48,781 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:35:48,781 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:34:53" (1/3) ... [2021-10-28 23:35:48,783 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@67d6b103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:35:48, skipping insertion in model container [2021-10-28 23:35:48,784 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:35:48,784 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:34:54" (2/3) ... [2021-10-28 23:35:48,785 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@67d6b103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:35:48, skipping insertion in model container [2021-10-28 23:35:48,785 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:35:48,785 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:35:48" (3/3) ... [2021-10-28 23:35:48,787 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec6_productSimulator.cil.c [2021-10-28 23:35:48,852 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:35:48,852 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:35:48,852 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:35:48,852 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:35:48,853 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:35:48,853 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:35:48,853 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:35:48,853 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:35:49,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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 23:35:49,994 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 23:35:49,995 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:35:49,995 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:35:50,020 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 23:35:50,020 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:35:50,020 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:35:50,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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 23:35:50,758 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-28 23:35:50,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:35:50,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:35:50,764 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 23:35:50,765 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:35:50,772 INFO L791 eck$LassoCheckResult]: Stem: 24478#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~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(19);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(16);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(19);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(10);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(12);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(10);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(18);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(16);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(25);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(115, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(10, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(44);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(11);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(19);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(100, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(100, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(10, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(10);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(34);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(20);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(22);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(21);~__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;~sent_encrypted~0 := -1;~head~0.base, ~head~0.offset := 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;~bob~0 := 0;~rjh~0 := 0;~chuck~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; 21603#L-1true havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 12711#L739true havoc select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88, select_features_#t~ret89, select_features_#t~ret90, select_features_#t~ret91, select_features_#t~ret92, select_features_#t~ret93;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 514#L712true select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 1340#L712-1true select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret87;havoc select_features_#t~ret87;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 23184#L712-2true select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret88;havoc select_features_#t~ret88;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 291#L712-3true select_features_#t~ret89 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret89;havoc select_features_#t~ret89;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 25015#L712-4true select_features_#t~ret90 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret90;havoc select_features_#t~ret90;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 34627#L712-5true select_features_#t~ret91 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret91;havoc select_features_#t~ret91;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 27556#L712-6true select_features_#t~ret92 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret92;havoc select_features_#t~ret92;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 21498#L712-7true select_features_#t~ret93 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret93;havoc select_features_#t~ret93; 22650#L731true havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 27914#L747true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 247#L750true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~9 := 0; 10076#L750-1true valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 31812#L807true main_#t~ret122 := valid_product_#res;main_~tmp~14 := main_#t~ret122;havoc main_#t~ret122; 30693#L2383true assume 0 != main_~tmp~14;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.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_tmp2~1.base, setup_~__cil_tmp2~1.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; 3842#L2227true 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; 8870#L1874-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 34837#L1880-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string116.base, #t~string116.offset;havoc setup_#t~nondet117;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 29675#L2265true 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; 7723#L1874-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 18176#L1880-11true setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string118.base, #t~string118.offset;havoc setup_#t~nondet119;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 24809#L2303true 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; 24847#L1874-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 24564#L1880-17true setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 32225#L2370true havoc test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, test_#t~nondet102, test_#t~nondet103, test_#t~nondet104, test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 17670#L2150-1true [2021-10-28 23:35:50,773 INFO L793 eck$LassoCheckResult]: Loop: 17670#L2150-1true assume !false; 28364#L1959true assume test_~splverifierCounter~0 < 4; 27948#L1960true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 32361#L1966true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet98;havoc test_#t~nondet98; 33116#L1970true assume 0 != test_~tmp___9~0; 28387#L1971true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 33417#L1971-1true test_~op1~0 := 1; 17670#L2150-1true [2021-10-28 23:35:50,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:35:50,787 INFO L85 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-28 23:35:50,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:35:50,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041535948] [2021-10-28 23:35:50,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:35:50,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:35:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:35:51,266 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 23:35:51,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:35:51,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041535948] [2021-10-28 23:35:51,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041535948] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:35:51,269 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:35:51,270 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:35:51,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843429478] [2021-10-28 23:35:51,287 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:35:51,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:35:51,291 INFO L85 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-28 23:35:51,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:35:51,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463754125] [2021-10-28 23:35:51,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:35:51,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:35:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:35:51,306 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:35:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:35:51,366 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:35:51,434 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:35:51,435 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:35:51,435 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:35:51,436 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:35:51,436 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:35:51,436 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:35:51,437 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:35:51,437 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:35:51,437 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2021-10-28 23:35:51,437 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:35:51,438 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:35:51,460 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 23:35:51,470 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 23:35:51,475 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 23:35:51,478 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 23:35:51,566 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:35:51,566 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:35:51,569 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:35:51,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:35:51,571 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:35:51,579 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:35:51,580 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:35:51,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:35:51,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:35:51,633 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:35:51,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:35:51,636 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:35:51,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:35:51,646 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:35:51,647 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:35:51,675 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:35:51,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:35:51,709 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:35:51,710 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:35:51,710 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:35:51,710 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:35:51,710 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:35:51,710 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:35:51,710 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:35:51,710 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:35:51,710 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration1_Loop [2021-10-28 23:35:51,710 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:35:51,710 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:35:51,712 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 23:35:51,720 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 23:35:51,726 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 23:35:51,729 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 23:35:51,800 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:35:51,804 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:35:51,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:35:51,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:35:51,807 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:35:51,813 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 23:35:51,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:35:51,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:35:51,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:35:51,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:35:51,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:35:51,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:35:51,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:35:51,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:35:51,840 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:35:51,855 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:35:51,856 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:35:51,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:35:51,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:35:51,859 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:35:51,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:35:51,900 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:35:51,900 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:35:51,901 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:35:51,901 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 23:35:51,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:35:51,986 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:35:52,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:35:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:35:52,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:35:52,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:35:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:35:52,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:35:52,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:35:52,604 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 23:35:52,619 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 23:35:52,660 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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 23:35:53,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:35:58,515 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 34996 states, 34995 states have (on average 1.6083154736390912) internal successors, (56283), 34995 states have internal predecessors, (56283), 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 174351 states and 280224 transitions. Complement of second has 7 states. [2021-10-28 23:35:58,516 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 23:35:58,518 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 23:35:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 168036 transitions. [2021-10-28 23:35:59,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 23:35:59,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:35:59,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-28 23:35:59,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:35:59,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 168036 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-28 23:35:59,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:35:59,015 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 174351 states and 280224 transitions. [2021-10-28 23:36:00,597 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-28 23:36:00,619 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 174351 states to 990 states and 1812 transitions. [2021-10-28 23:36:00,621 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-28 23:36:00,623 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-28 23:36:00,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-28 23:36:00,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:36:00,626 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-28 23:36:00,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-28 23:36:00,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-28 23:36:00,713 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 23:36:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-28 23:36:00,716 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-28 23:36:00,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:36:00,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:36:00,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:36:00,724 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 23:36:00,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:36:00,819 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-28 23:36:00,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:36:00,820 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-28 23:36:00,826 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 23:36:00,832 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-28 23:36:00,833 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-28 23:36:00,834 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-28 23:36:00,834 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-28 23:36:00,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:36:00,836 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 23:36:00,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-28 23:36:00,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-28 23:36:00,856 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 23:36:00,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-28 23:36:00,859 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 23:36:00,859 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-28 23:36:00,859 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:36:00,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-28 23:36:00,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-28 23:36:00,861 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:36:00,861 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:36:00,864 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 23:36:00,865 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:36:00,865 INFO L791 eck$LassoCheckResult]: Stem: 211149#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~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(19);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(16);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(19);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(10);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(12);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(10);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(18);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(16);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(25);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(115, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(10, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(44);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(11);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(19);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(100, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(100, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(10, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(10);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(34);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(20);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(22);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(21);~__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;~sent_encrypted~0 := -1;~head~0.base, ~head~0.offset := 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;~bob~0 := 0;~rjh~0 := 0;~chuck~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; 211107#L-1 havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 210595#L739 havoc select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88, select_features_#t~ret89, select_features_#t~ret90, select_features_#t~ret91, select_features_#t~ret92, select_features_#t~ret93;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210596#L712 select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 211123#L712-1 select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret87;havoc select_features_#t~ret87;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210820#L712-2 select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret88;havoc select_features_#t~ret88;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210669#L712-3 select_features_#t~ret89 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret89;havoc select_features_#t~ret89;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210670#L712-4 select_features_#t~ret90 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret90;havoc select_features_#t~ret90;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210746#L712-5 select_features_#t~ret91 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret91;havoc select_features_#t~ret91;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210819#L712-6 select_features_#t~ret92 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret92;havoc select_features_#t~ret92;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 210728#L712-7 select_features_#t~ret93 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret93;havoc select_features_#t~ret93; 210729#L731 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 210937#L747 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 210695#L751 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 210696#L756 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 210883#L761 assume 0 == ~__SELECTED_FEATURE_Sign~0; 210627#L766 assume 0 == ~__SELECTED_FEATURE_Verify~0; 210628#L771 assume 0 == ~__SELECTED_FEATURE_Sign~0; 210714#L776 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~9 := 1; 210715#L750-1 valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 210999#L807 main_#t~ret122 := valid_product_#res;main_~tmp~14 := main_#t~ret122;havoc main_#t~ret122; 211003#L2383 assume 0 != main_~tmp~14;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.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_tmp2~1.base, setup_~__cil_tmp2~1.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; 210867#L2227 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; 210655#L1874-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210633#L1880-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string116.base, #t~string116.offset;havoc setup_#t~nondet117;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 210962#L2265 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; 211095#L1874-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210813#L1880-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string118.base, #t~string118.offset;havoc setup_#t~nondet119;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 210834#L2303 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; 210835#L1874-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 210783#L1880-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 210597#L2370 havoc test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, test_#t~nondet102, test_#t~nondet103, test_#t~nondet104, test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 210598#L2150-1 assume !false; 211015#L1959 [2021-10-28 23:36:00,866 INFO L793 eck$LassoCheckResult]: Loop: 211015#L1959 assume test_~splverifierCounter~0 < 4; 211016#L1960 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 211071#L1966 assume !(0 == test_~op1~0); 210822#L1983 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet99;havoc test_#t~nondet99; 211019#L1988 assume 0 != test_~tmp___8~0; 210914#L1989 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 210723#L1989-1 test_~op2~0 := 1; 210692#L2150-1 assume !false; 211015#L1959 [2021-10-28 23:36:00,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:00,866 INFO L85 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-28 23:36:00,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:00,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923120558] [2021-10-28 23:36:00,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:00,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:01,005 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 23:36:01,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:36:01,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923120558] [2021-10-28 23:36:01,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923120558] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:36:01,006 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:36:01,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:36:01,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499298522] [2021-10-28 23:36:01,007 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:36:01,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:01,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-28 23:36:01,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:01,009 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7262133] [2021-10-28 23:36:01,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:01,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:36:01,017 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:36:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:36:01,030 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:36:01,085 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:36:01,086 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:36:01,086 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:36:01,086 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:36:01,086 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:36:01,086 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:01,086 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:36:01,087 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:36:01,087 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration2_Loop [2021-10-28 23:36:01,087 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:36:01,087 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:36:01,088 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 23:36:01,094 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 23:36:01,098 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 23:36:01,102 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 23:36:01,109 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 23:36:01,185 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:36:01,186 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:36:01,186 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:01,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:01,191 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:01,196 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:36:01,197 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:36:01,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:36:01,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:01,252 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:01,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:01,255 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:01,262 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:36:01,263 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:36:01,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:36:01,284 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:36:01,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:01,320 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:36:01,321 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:36:01,321 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:36:01,321 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:36:01,321 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:36:01,321 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:01,321 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:36:01,321 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:36:01,321 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration2_Loop [2021-10-28 23:36:01,321 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:36:01,321 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:36:01,322 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 23:36:01,327 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 23:36:01,332 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 23:36:01,335 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 23:36:01,338 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 23:36:01,414 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:36:01,414 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:36:01,415 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:01,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:01,416 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:01,419 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 23:36:01,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:36:01,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:36:01,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:36:01,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:36:01,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:36:01,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:36:01,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:36:01,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:36:01,446 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:36:01,450 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:36:01,450 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:36:01,451 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:01,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:01,452 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:01,457 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:36:01,457 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:36:01,458 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:36:01,458 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 23:36:01,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:36:01,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 23:36:01,495 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:36:01,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:01,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:36:01,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:36:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:01,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:36:01,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:36:01,924 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 23:36:01,925 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 23:36:01,925 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 23:36:02,072 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 23:36:02,073 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 23:36:02,074 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 23:36:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-28 23:36:02,075 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-28 23:36:02,076 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:36:02,076 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-28 23:36:02,077 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:36:02,077 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-28 23:36:02,078 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:36:02,078 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-28 23:36:02,086 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-28 23:36:02,102 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-28 23:36:02,102 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-28 23:36:02,103 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-28 23:36:02,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-28 23:36:02,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:36:02,106 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-28 23:36:02,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-28 23:36:02,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-28 23:36:02,134 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 23:36:02,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-28 23:36:02,136 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-28 23:36:02,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:36:02,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:36:02,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:36:02,138 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 23:36:02,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:36:02,838 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2021-10-28 23:36:02,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:36:02,839 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2021-10-28 23:36:02,844 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 23:36:02,853 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 23:36:02,853 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-28 23:36:02,854 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-28 23:36:02,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2021-10-28 23:36:02,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:36:02,855 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 23:36:02,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2021-10-28 23:36:02,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-28 23:36:02,878 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 23:36:02,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-28 23:36:02,880 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 23:36:02,881 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-28 23:36:02,881 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 23:36:02,881 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2021-10-28 23:36:02,884 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-28 23:36:02,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:36:02,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:36:02,886 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 23:36:02,886 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:36:02,887 INFO L791 eck$LassoCheckResult]: Stem: 215962#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~string7.base, #t~string7.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(19);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(16);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(19);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(21);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(25);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(10);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(12);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(10);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(18);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(16);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(21);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(13);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(16);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(25);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string96.base, #t~string96.offset, 1);call write~init~int(115, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(10, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(44);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(44);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(9);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(9);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(11);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(19);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string127.base, #t~string127.offset, 1);call write~init~int(100, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(10, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 3 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string130.base, #t~string130.offset, 1);call write~init~int(100, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(10, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(10);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(34);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(16);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(20);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(22);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(21);~__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;~sent_encrypted~0 := -1;~head~0.base, ~head~0.offset := 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;~bob~0 := 0;~rjh~0 := 0;~chuck~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; 215906#L-1 havoc main_#res;havoc main_#t~ret122, main_~retValue_acc~28, main_~tmp~14;havoc main_~retValue_acc~28;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 215381#L739 havoc select_features_#t~ret86, select_features_#t~ret87, select_features_#t~ret88, select_features_#t~ret89, select_features_#t~ret90, select_features_#t~ret91, select_features_#t~ret92, select_features_#t~ret93;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215382#L712 select_features_#t~ret86 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret86;havoc select_features_#t~ret86;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215924#L712-1 select_features_#t~ret87 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret87;havoc select_features_#t~ret87;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215602#L712-2 select_features_#t~ret88 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret88;havoc select_features_#t~ret88;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215455#L712-3 select_features_#t~ret89 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret89;havoc select_features_#t~ret89;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215456#L712-4 select_features_#t~ret90 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret90;havoc select_features_#t~ret90;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215529#L712-5 select_features_#t~ret91 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret91;havoc select_features_#t~ret91;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215601#L712-6 select_features_#t~ret92 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret92;havoc select_features_#t~ret92;havoc select_one_#res;havoc select_one_#t~nondet85, select_one_~retValue_acc~8, select_one_~choice~0;havoc select_one_~retValue_acc~8;select_one_~choice~0 := select_one_#t~nondet85;havoc select_one_#t~nondet85;select_one_~retValue_acc~8 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~8; 215511#L712-7 select_features_#t~ret93 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret93;havoc select_features_#t~ret93; 215512#L731 havoc valid_product_#res;havoc valid_product_~retValue_acc~9, valid_product_~tmp~9;havoc valid_product_~retValue_acc~9;havoc valid_product_~tmp~9; 215720#L747 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 215849#L750 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 215481#L751 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 215482#L756 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 215666#L760 assume 0 != ~__SELECTED_FEATURE_Keys~0; 215715#L761 assume 0 == ~__SELECTED_FEATURE_Sign~0; 215413#L766 assume 0 == ~__SELECTED_FEATURE_Verify~0; 215414#L771 assume 0 == ~__SELECTED_FEATURE_Sign~0; 215500#L776 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~9 := 1; 215501#L750-1 valid_product_~retValue_acc~9 := valid_product_~tmp~9;valid_product_#res := valid_product_~retValue_acc~9; 215786#L807 main_#t~ret122 := valid_product_#res;main_~tmp~14 := main_#t~ret122;havoc main_#t~ret122; 215790#L2383 assume 0 != main_~tmp~14;havoc setup_#t~nondet117, setup_#t~nondet119, setup_#t~nondet121, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.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_tmp2~1.base, setup_~__cil_tmp2~1.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; 215650#L2227 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; 215447#L1874-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215419#L1880-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string116.base, #t~string116.offset;havoc setup_#t~nondet117;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 215748#L2265 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; 215894#L1874-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215595#L1880-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string118.base, #t~string118.offset;havoc setup_#t~nondet119;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 215618#L2303 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; 215619#L1874-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 215566#L1880-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string120.base, #t~string120.offset;havoc setup_#t~nondet121; 215383#L2370 havoc test_#t~nondet98, test_#t~nondet99, test_#t~nondet100, test_#t~nondet101, test_#t~nondet102, test_#t~nondet103, test_#t~nondet104, test_#t~nondet105, test_#t~nondet106, test_#t~nondet107, test_#t~nondet108, 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~12, test_~tmp___0~4, test_~tmp___1~2, test_~tmp___2~1, 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~12;havoc test_~tmp___0~4;havoc test_~tmp___1~2;havoc test_~tmp___2~1;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; 215384#L2150-1 assume !false; 216024#L1959 assume test_~splverifierCounter~0 < 4; 215929#L1960 [2021-10-28 23:36:02,887 INFO L793 eck$LassoCheckResult]: Loop: 215929#L1960 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 215866#L1966 assume !(0 == test_~op1~0); 215604#L1983 assume !(0 == test_~op2~0); 215667#L2001 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet100;havoc test_#t~nondet100; 215668#L2006 assume 0 != test_~tmp___7~0; 215622#L2007 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 215624#L2007-1 test_~op3~0 := 1; 215478#L2150-1 assume !false; 215825#L1959 assume test_~splverifierCounter~0 < 4; 215929#L1960 [2021-10-28 23:36:02,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:02,888 INFO L85 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2021-10-28 23:36:02,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:02,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445765246] [2021-10-28 23:36:02,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:02,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:02,956 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 23:36:02,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:36:02,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445765246] [2021-10-28 23:36:02,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445765246] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:36:02,957 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:36:02,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:36:02,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488102750] [2021-10-28 23:36:02,958 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-28 23:36:02,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:02,958 INFO L85 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-28 23:36:02,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:02,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899177333] [2021-10-28 23:36:02,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:02,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:36:02,971 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:36:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:36:02,987 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:36:03,054 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:36:03,055 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:36:03,055 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:36:03,055 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:36:03,055 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-28 23:36:03,055 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,055 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:36:03,055 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:36:03,056 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration3_Loop [2021-10-28 23:36:03,056 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:36:03,056 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:36:03,057 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 23:36:03,064 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 23:36:03,068 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 23:36:03,074 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 23:36:03,081 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 23:36:03,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:36:03,177 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:36:03,177 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-28 23:36:03,178 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,183 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,199 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:36:03,199 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:36:03,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:36:03,227 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:36:03,227 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 23:36:03,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,266 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:36:03,275 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:36:03,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:36:03,299 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:36:03,299 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 23:36:03,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,338 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:36:03,344 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:36:03,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:36:03,363 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-28 23:36:03,363 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet100=-2, ULTIMATE.start_test_~tmp___7~0=-2} Honda state: {ULTIMATE.start_test_#t~nondet100=-2, ULTIMATE.start_test_~tmp___7~0=-2} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-28 23:36:03,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,403 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,409 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-28 23:36:03,409 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:36:03,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:36:03,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,475 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,476 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-28 23:36:03,482 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-28 23:36:03,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:36:03,627 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-28 23:36:03,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,634 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:36:03,634 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:36:03,634 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:36:03,634 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:36:03,635 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:36:03,635 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,635 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:36:03,635 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:36:03,635 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec6_productSimulator.cil.c_Iteration3_Loop [2021-10-28 23:36:03,635 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:36:03,635 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:36:03,636 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 23:36:03,640 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 23:36:03,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:36:03,649 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 23:36:03,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:36:03,659 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 23:36:03,753 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:36:03,753 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:36:03,753 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,757 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,768 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 23:36:03,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:36:03,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:36:03,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:36:03,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:36:03,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:36:03,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:36:03,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:36:03,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:36:03,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:36:03,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,827 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,828 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:36:03,836 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 23:36:03,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:36:03,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:36:03,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:36:03,845 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:36:03,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:36:03,846 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:36:03,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:36:03,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:36:03,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,890 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,902 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 23:36:03,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:36:03,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:36:03,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:36:03,912 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 23:36:03,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:36:03,915 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 23:36:03,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:36:03,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:36:03,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:36:03,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:03,975 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:03,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:03,979 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:03,985 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 23:36:03,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:36:03,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:36:03,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:36:03,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:36:03,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:36:03,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:36:03,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:36:04,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:36:04,010 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:36:04,013 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-28 23:36:04,013 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:36:04,013 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:36:04,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:04,016 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:04,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:36:04,018 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:36:04,019 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-28 23:36:04,019 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:36:04,019 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 23:36:04,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:04,042 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-28 23:36:04,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:04,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:36:04,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:36:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:36:04,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:36:04,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:36:04,403 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 23:36:04,404 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 23:36:04,405 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 23:36:04,490 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 23:36:04,491 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 23:36:04,491 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 23:36:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-10-28 23:36:04,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2021-10-28 23:36:04,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:36:04,493 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2021-10-28 23:36:04,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:36:04,493 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2021-10-28 23:36:04,494 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:36:04,494 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2021-10-28 23:36:04,505 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:36:04,505 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-28 23:36:04,505 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:36:04,505 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:36:04,505 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:36:04,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:36:04,506 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:36:04,506 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:36:04,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:36:04,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:36:04,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:36:04,507 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 23:36:04,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:36:04,507 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-28 23:36:04,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:36:04,508 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-28 23:36:04,508 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:36:04,508 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:36:04,508 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:36:04,508 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:36:04,509 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:36:04,509 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:36:04,509 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:36:04,509 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:36:04,509 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:36:04,509 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 23:36:04,509 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:36:04,510 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:36:04,510 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:36:04,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:36:04 BoogieIcfgContainer [2021-10-28 23:36:04,517 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:36:04,517 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:36:04,517 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:36:04,518 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:36:04,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:35:48" (3/4) ... [2021-10-28 23:36:04,522 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:36:04,522 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:36:04,524 INFO L168 Benchmark]: Toolchain (without parser) took 70927.85 ms. Allocated memory was 92.3 MB in the beginning and 9.8 GB in the end (delta: 9.7 GB). Free memory was 56.5 MB in the beginning and 7.9 GB in the end (delta: -7.8 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2021-10-28 23:36:04,525 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:36:04,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 957.13 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 56.3 MB in the beginning and 58.9 MB in the end (delta: -2.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:04,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 5417.20 ms. Allocated memory was 115.3 MB in the beginning and 2.9 GB in the end (delta: 2.8 GB). Free memory was 58.9 MB in the beginning and 2.5 GB in the end (delta: -2.5 GB). Peak memory consumption was 465.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:04,527 INFO L168 Benchmark]: Boogie Preprocessor took 4920.45 ms. Allocated memory is still 2.9 GB. Free memory was 2.5 GB in the beginning and 2.3 GB in the end (delta: 255.9 MB). Peak memory consumption was 420.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:04,528 INFO L168 Benchmark]: RCFGBuilder took 43879.64 ms. Allocated memory was 2.9 GB in the beginning and 9.8 GB in the end (delta: 6.9 GB). Free memory was 2.3 GB in the beginning and 8.7 GB in the end (delta: -6.4 GB). Peak memory consumption was 770.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:04,528 INFO L168 Benchmark]: BuchiAutomizer took 15741.87 ms. Allocated memory is still 9.8 GB. Free memory was 8.7 GB in the beginning and 7.9 GB in the end (delta: 834.7 MB). Peak memory consumption was 834.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:04,529 INFO L168 Benchmark]: Witness Printer took 5.21 ms. Allocated memory is still 9.8 GB. Free memory is still 7.9 GB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:36:04,532 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 957.13 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 56.3 MB in the beginning and 58.9 MB in the end (delta: -2.6 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 5417.20 ms. Allocated memory was 115.3 MB in the beginning and 2.9 GB in the end (delta: 2.8 GB). Free memory was 58.9 MB in the beginning and 2.5 GB in the end (delta: -2.5 GB). Peak memory consumption was 465.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 4920.45 ms. Allocated memory is still 2.9 GB. Free memory was 2.5 GB in the beginning and 2.3 GB in the end (delta: 255.9 MB). Peak memory consumption was 420.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 43879.64 ms. Allocated memory was 2.9 GB in the beginning and 9.8 GB in the end (delta: 6.9 GB). Free memory was 2.3 GB in the beginning and 8.7 GB in the end (delta: -6.4 GB). Peak memory consumption was 770.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 15741.87 ms. Allocated memory is still 9.8 GB. Free memory was 8.7 GB in the beginning and 7.9 GB in the end (delta: 834.7 MB). Peak memory consumption was 834.7 MB. Max. memory is 16.1 GB. * Witness Printer took 5.21 ms. Allocated memory is still 9.8 GB. Free memory is still 7.9 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 15.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.7s. Büchi inclusion checks took 8.1s. 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 1.6s 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: 115168 SDtfs, 114666 SDslu, 171982 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: 35ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 23:36:04,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:04,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:36:05,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3587248a-b968-4ce8-a936-1a290dcfc724/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...