./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be --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 cf397912a53dab4d44f4df9c274fc7c69b1023a0a0a29a356bc73a744537daa6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:51:15,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:51:15,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:51:15,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:51:15,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:51:15,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:51:15,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:51:15,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:51:15,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:51:15,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:51:15,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:51:15,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:51:15,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:51:15,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:51:15,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:51:15,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:51:15,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:51:15,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:51:15,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:51:15,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:51:15,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:51:15,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:51:15,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:51:15,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:51:15,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:51:15,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:51:15,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:51:15,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:51:15,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:51:15,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:51:15,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:51:15,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:51:15,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:51:15,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:51:15,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:51:15,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:51:15,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:51:15,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:51:15,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:51:15,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:51:15,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:51:15,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:51:15,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:51:15,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:51:15,367 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:51:15,368 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:51:15,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:51:15,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:51:15,370 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:51:15,370 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:51:15,370 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:51:15,370 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:51:15,371 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:51:15,372 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:51:15,372 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:51:15,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:51:15,372 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:51:15,372 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:51:15,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:51:15,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:51:15,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:51:15,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:51:15,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:51:15,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:51:15,374 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:51:15,374 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:51:15,374 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:51:15,375 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:51:15,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:51:15,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:51:15,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:51:15,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:51:15,377 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:51:15,378 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:51:15,379 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:51:15,379 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_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf397912a53dab4d44f4df9c274fc7c69b1023a0a0a29a356bc73a744537daa6 [2021-10-21 19:51:15,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:51:15,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:51:15,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:51:15,755 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:51:15,756 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:51:15,757 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2021-10-21 19:51:15,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/data/7f37de239/96c6066fd2b94124a791968e50732a88/FLAG0fa26d1b3 [2021-10-21 19:51:16,600 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:51:16,601 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c [2021-10-21 19:51:16,640 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/data/7f37de239/96c6066fd2b94124a791968e50732a88/FLAG0fa26d1b3 [2021-10-21 19:51:16,731 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/data/7f37de239/96c6066fd2b94124a791968e50732a88 [2021-10-21 19:51:16,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:51:16,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:51:16,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:51:16,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:51:16,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:51:16,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:51:16" (1/1) ... [2021-10-21 19:51:16,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a34625d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:16, skipping insertion in model container [2021-10-21 19:51:16,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:51:16" (1/1) ... [2021-10-21 19:51:16,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:51:16,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:51:17,267 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_36f78170-d1b9-4544-8b1b-81f07a431333/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c[18883,18896] [2021-10-21 19:51:17,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:51:17,550 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:51:17,609 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_36f78170-d1b9-4544-8b1b-81f07a431333/sv-benchmarks/c/product-lines/email_spec4_productSimulator.cil.c[18883,18896] [2021-10-21 19:51:17,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:51:17,738 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:51:17,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17 WrapperNode [2021-10-21 19:51:17,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:51:17,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:51:17,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:51:17,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:51:17,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:17,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:23,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:51:23,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:51:23,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:51:23,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:51:23,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:23,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:24,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:24,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:26,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:27,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:27,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:28,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:51:28,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:51:28,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:51:28,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:51:28,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (1/1) ... [2021-10-21 19:51:28,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:51:28,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:51:28,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:51:28,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:51:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-10-21 19:51:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:51:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:51:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:51:28,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:52:10,801 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:52:10,802 INFO L299 CfgBuilder]: Removed 35867 assume(true) statements. [2021-10-21 19:52:10,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:52:10 BoogieIcfgContainer [2021-10-21 19:52:10,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:52:10,836 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:52:10,836 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:52:10,839 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:52:10,840 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:52:10,840 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:51:16" (1/3) ... [2021-10-21 19:52:10,841 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22f53175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:52:10, skipping insertion in model container [2021-10-21 19:52:10,841 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:52:10,841 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:51:17" (2/3) ... [2021-10-21 19:52:10,842 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22f53175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:52:10, skipping insertion in model container [2021-10-21 19:52:10,842 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:52:10,842 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:52:10" (3/3) ... [2021-10-21 19:52:10,843 INFO L389 chiAutomizerObserver]: Analyzing ICFG email_spec4_productSimulator.cil.c [2021-10-21 19:52:10,903 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:52:10,903 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:52:10,903 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:52:10,903 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:52:10,903 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:52:10,903 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:52:10,904 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:52:10,904 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:52:11,630 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34804 states, 34803 states have (on average 1.6079935637732379) internal successors, (55963), 34803 states have internal predecessors, (55963), 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) [2021-10-21 19:52:12,200 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-21 19:52:12,200 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:52:12,200 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:52:12,213 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] [2021-10-21 19:52:12,214 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:52:12,214 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:52:12,273 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 34804 states, 34803 states have (on average 1.6079935637732379) internal successors, (55963), 34803 states have internal predecessors, (55963), 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) [2021-10-21 19:52:12,655 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2021-10-21 19:52:12,655 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:52:12,655 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:52:12,662 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] [2021-10-21 19:52:12,662 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:52:12,676 INFO L791 eck$LassoCheckResult]: Stem: 24308#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string18.base, #t~string18.offset, 1);call write~init~int(115, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(10, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(10);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(34);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(16);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(20);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(22);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(44);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(44);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(9);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(11);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(19);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string87.base, #t~string87.offset, 1);call write~init~int(100, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(10, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string90.base, #t~string90.offset, 1);call write~init~int(100, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(10, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(10);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(12);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(10);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(18);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(16);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(21);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(13);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(16);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(25);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(21);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(30);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(25);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(30);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(9);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(13);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 21323#L-1true havoc main_#res;havoc main_#t~ret82, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 8351#L2056true havoc select_features_#t~ret61, select_features_#t~ret62, select_features_#t~ret63, select_features_#t~ret64, select_features_#t~ret65, select_features_#t~ret66, select_features_#t~ret67, select_features_#t~ret68;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 25873#L2029true select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret61;havoc select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 4848#L2029-1true select_features_#t~ret62 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret62;havoc select_features_#t~ret62;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 7493#L2029-2true select_features_#t~ret63 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret63;havoc select_features_#t~ret63;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 27677#L2029-3true select_features_#t~ret64 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret64;havoc select_features_#t~ret64;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 21019#L2029-4true select_features_#t~ret65 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret65;havoc select_features_#t~ret65;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 21909#L2029-5true select_features_#t~ret66 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret66;havoc select_features_#t~ret66;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 34077#L2029-6true select_features_#t~ret67 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret67;havoc select_features_#t~ret67;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 27977#L2029-7true select_features_#t~ret68 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret68;havoc select_features_#t~ret68; 33221#L2048true havoc valid_product_#res;havoc valid_product_~retValue_acc~24, valid_product_~tmp~15;havoc valid_product_~retValue_acc~24;havoc valid_product_~tmp~15; 14575#L2064true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 12543#L2067true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~15 := 0; 20199#L2067-1true valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 32430#L2124true main_#t~ret82 := valid_product_#res;main_~tmp~17 := main_#t~ret82;havoc main_#t~ret82; 28342#L2720true assume 0 != main_~tmp~17;havoc setup_#t~nondet77, setup_#t~nondet79, setup_#t~nondet81, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 30612#L2564true 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; 33567#L2002-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 7465#L2008-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string76.base, #t~string76.offset;havoc setup_#t~nondet77;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 22710#L2602true 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; 28537#L2002-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 10982#L2008-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string78.base, #t~string78.offset;havoc setup_#t~nondet79;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 26538#L2640true 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; 5329#L2002-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 19957#L2008-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string80.base, #t~string80.offset;havoc setup_#t~nondet81; 3704#L2707true havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 11097#L301-1true [2021-10-21 19:52:12,677 INFO L793 eck$LassoCheckResult]: Loop: 11097#L301-1true assume !false; 7830#L110true assume test_~splverifierCounter~0 < 4; 33394#L111true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 6400#L117true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet7;havoc test_#t~nondet7; 4616#L121true assume 0 != test_~tmp___9~0; 23136#L122true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 30193#L122-1true test_~op1~0 := 1; 11097#L301-1true [2021-10-21 19:52:12,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:12,691 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2021-10-21 19:52:12,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:52:12,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638324198] [2021-10-21 19:52:12,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:52:12,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:52:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:52:13,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:52:13,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638324198] [2021-10-21 19:52:13,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638324198] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:52:13,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:52:13,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:52:13,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551327209] [2021-10-21 19:52:13,182 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:52:13,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:13,188 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2021-10-21 19:52:13,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:52:13,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026403964] [2021-10-21 19:52:13,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:52:13,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:52:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:52:13,205 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:52:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:52:13,254 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:52:13,314 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:52:13,315 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:52:13,315 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:52:13,315 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:52:13,316 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:52:13,316 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:13,317 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:52:13,317 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:52:13,317 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration1_Loop [2021-10-21 19:52:13,317 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:52:13,318 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:52:13,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,433 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:52:13,434 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:52:13,437 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:13,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:13,442 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:13,449 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:52:13,450 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:13,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:52:13,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:13,521 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:13,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:13,523 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:13,529 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:52:13,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:13,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:52:13,552 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 19:52:13,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-21 19:52:13,577 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:52:13,578 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:52:13,578 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:52:13,578 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:52:13,578 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:52:13,578 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:13,578 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:52:13,578 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:52:13,578 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration1_Loop [2021-10-21 19:52:13,578 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:52:13,578 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:52:13,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:13,685 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:52:13,690 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:52:13,694 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:13,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:13,695 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:13,702 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 [2021-10-21 19:52:13,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:52:13,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:52:13,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:52:13,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:52:13,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:52:13,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:52:13,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:52:13,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:52:13,729 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:52:13,746 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 19:52:13,746 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-21 19:52:13,747 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:13,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:13,756 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:13,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:52:13,790 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:52:13,790 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 19:52:13,790 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:52:13,791 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2021-10-21 19:52:13,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:13,814 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 19:52:13,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:14,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:52:14,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:52:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:14,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:52:14,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:52:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:52:14,331 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 [2021-10-21 19:52:14,377 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 34804 states, 34803 states have (on average 1.6079935637732379) internal successors, (55963), 34803 states have internal predecessors, (55963), 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) [2021-10-21 19:52:14,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:19,974 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 34804 states, 34803 states have (on average 1.6079935637732379) internal successors, (55963), 34803 states have internal predecessors, (55963), 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 173391 states and 278624 transitions. Complement of second has 7 states. [2021-10-21 19:52:19,975 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 [2021-10-21 19:52:19,976 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) [2021-10-21 19:52:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 167076 transitions. [2021-10-21 19:52:20,170 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-21 19:52:20,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:20,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 34 letters. Loop has 7 letters. [2021-10-21 19:52:20,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:20,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 27 letters. Loop has 14 letters. [2021-10-21 19:52:20,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:20,175 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173391 states and 278624 transitions. [2021-10-21 19:52:21,250 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2021-10-21 19:52:21,264 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173391 states to 990 states and 1812 transitions. [2021-10-21 19:52:21,265 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2021-10-21 19:52:21,267 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2021-10-21 19:52:21,267 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2021-10-21 19:52:21,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:52:21,269 INFO L681 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2021-10-21 19:52:21,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2021-10-21 19:52:21,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2021-10-21 19:52:21,349 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) [2021-10-21 19:52:21,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2021-10-21 19:52:21,352 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2021-10-21 19:52:21,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:52:21,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:52:21,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:52:21,373 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) [2021-10-21 19:52:21,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:52:21,433 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2021-10-21 19:52:21,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:52:21,434 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2021-10-21 19:52:21,437 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-21 19:52:21,442 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2021-10-21 19:52:21,443 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2021-10-21 19:52:21,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2021-10-21 19:52:21,444 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2021-10-21 19:52:21,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:52:21,444 INFO L681 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-21 19:52:21,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2021-10-21 19:52:21,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2021-10-21 19:52:21,456 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) [2021-10-21 19:52:21,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2021-10-21 19:52:21,459 INFO L704 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-21 19:52:21,459 INFO L587 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2021-10-21 19:52:21,459 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:52:21,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2021-10-21 19:52:21,461 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2021-10-21 19:52:21,461 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:52:21,461 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:52:21,462 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] [2021-10-21 19:52:21,462 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:52:21,463 INFO L791 eck$LassoCheckResult]: Stem: 209995#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string18.base, #t~string18.offset, 1);call write~init~int(115, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(10, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(10);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(34);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(16);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(20);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(22);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(44);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(44);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(9);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(11);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(19);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string87.base, #t~string87.offset, 1);call write~init~int(100, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(10, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string90.base, #t~string90.offset, 1);call write~init~int(100, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(10, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(10);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(12);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(10);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(18);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(16);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(21);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(13);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(16);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(25);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(21);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(30);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(25);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(30);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(9);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(13);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 209928#L-1 havoc main_#res;havoc main_#t~ret82, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209489#L2056 havoc select_features_#t~ret61, select_features_#t~ret62, select_features_#t~ret63, select_features_#t~ret64, select_features_#t~ret65, select_features_#t~ret66, select_features_#t~ret67, select_features_#t~ret68;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209490#L2029 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret61;havoc select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209802#L2029-1 select_features_#t~ret62 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret62;havoc select_features_#t~ret62;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209994#L2029-2 select_features_#t~ret63 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret63;havoc select_features_#t~ret63;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209494#L2029-3 select_features_#t~ret64 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret64;havoc select_features_#t~ret64;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209495#L2029-4 select_features_#t~ret65 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret65;havoc select_features_#t~ret65;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209796#L2029-5 select_features_#t~ret66 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret66;havoc select_features_#t~ret66;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209693#L2029-6 select_features_#t~ret67 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret67;havoc select_features_#t~ret67;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209694#L2029-7 select_features_#t~ret68 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret68;havoc select_features_#t~ret68; 209989#L2048 havoc valid_product_#res;havoc valid_product_~retValue_acc~24, valid_product_~tmp~15;havoc valid_product_~retValue_acc~24;havoc valid_product_~tmp~15; 209604#L2064 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209605#L2068 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209713#L2073 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209797#L2078 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209798#L2083 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209801#L2088 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209774#L2093 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~15 := 1; 209775#L2067-1 valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 209465#L2124 main_#t~ret82 := valid_product_#res;main_~tmp~17 := main_#t~ret82;havoc main_#t~ret82; 209466#L2720 assume 0 != main_~tmp~17;havoc setup_#t~nondet77, setup_#t~nondet79, setup_#t~nondet81, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 209636#L2564 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; 209723#L2002-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209687#L2008-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string76.base, #t~string76.offset;havoc setup_#t~nondet77;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209705#L2602 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; 209506#L2002-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209492#L2008-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string78.base, #t~string78.offset;havoc setup_#t~nondet79;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209992#L2640 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; 209993#L2002-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209629#L2008-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string80.base, #t~string80.offset;havoc setup_#t~nondet81; 209908#L2707 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 209933#L301-1 assume !false; 209697#L110 [2021-10-21 19:52:21,463 INFO L793 eck$LassoCheckResult]: Loop: 209697#L110 assume test_~splverifierCounter~0 < 4; 209698#L111 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209467#L117 assume !(0 == test_~op1~0); 209468#L134 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet8;havoc test_#t~nondet8; 209570#L139 assume 0 != test_~tmp___8~0; 209572#L140 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209545#L140-1 test_~op2~0 := 1; 209483#L301-1 assume !false; 209697#L110 [2021-10-21 19:52:21,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:21,464 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2021-10-21 19:52:21,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:52:21,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080554709] [2021-10-21 19:52:21,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:52:21,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:52:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:21,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:52:21,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:52:21,578 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080554709] [2021-10-21 19:52:21,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080554709] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:52:21,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:52:21,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:52:21,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427386327] [2021-10-21 19:52:21,579 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:52:21,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:21,583 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2021-10-21 19:52:21,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:52:21,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49164691] [2021-10-21 19:52:21,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:52:21,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:52:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:52:21,597 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:52:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:52:21,614 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:52:21,676 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:52:21,676 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:52:21,676 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:52:21,677 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:52:21,677 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:52:21,677 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:21,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:52:21,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:52:21,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration2_Loop [2021-10-21 19:52:21,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:52:21,678 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:52:21,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,778 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:52:21,778 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:52:21,779 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:21,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:21,781 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:21,787 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:52:21,787 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:21,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:52:21,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:21,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:21,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:21,855 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:21,860 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:52:21,861 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:21,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:52:21,885 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 19:52:21,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:21,924 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:52:21,924 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:52:21,924 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:52:21,924 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:52:21,925 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:52:21,925 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:21,925 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:52:21,925 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:52:21,925 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration2_Loop [2021-10-21 19:52:21,925 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:52:21,925 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:52:21,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:21,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:22,016 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:52:22,016 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:52:22,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:22,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:22,021 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:22,024 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 [2021-10-21 19:52:22,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:52:22,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:52:22,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:52:22,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:52:22,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:52:22,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:52:22,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:52:22,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:52:22,057 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:52:22,061 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 19:52:22,061 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-21 19:52:22,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:22,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:22,062 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:22,064 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:52:22,064 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 19:52:22,065 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:52:22,065 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2021-10-21 19:52:22,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:52:22,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:22,102 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 19:52:22,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:22,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:52:22,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:52:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:22,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:52:22,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:52:22,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:52:22,701 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 [2021-10-21 19:52:22,701 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) [2021-10-21 19:52:22,855 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. [2021-10-21 19:52:22,855 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 [2021-10-21 19:52:22,855 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) [2021-10-21 19:52:22,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2021-10-21 19:52:22,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2021-10-21 19:52:22,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:22,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2021-10-21 19:52:22,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:22,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2021-10-21 19:52:22,859 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:22,859 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2021-10-21 19:52:22,867 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2021-10-21 19:52:22,883 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2021-10-21 19:52:22,884 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2021-10-21 19:52:22,884 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2021-10-21 19:52:22,885 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2021-10-21 19:52:22,885 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:52:22,885 INFO L681 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2021-10-21 19:52:22,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2021-10-21 19:52:22,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2021-10-21 19:52:22,910 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) [2021-10-21 19:52:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2021-10-21 19:52:22,913 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2021-10-21 19:52:22,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:52:22,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:52:22,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:52:22,915 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) [2021-10-21 19:52:23,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:52:23,363 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2021-10-21 19:52:23,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:52:23,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2021-10-21 19:52:23,371 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-21 19:52:23,379 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-21 19:52:23,379 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2021-10-21 19:52:23,380 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2021-10-21 19:52:23,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2021-10-21 19:52:23,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:52:23,380 INFO L681 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-21 19:52:23,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2021-10-21 19:52:23,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2021-10-21 19:52:23,399 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) [2021-10-21 19:52:23,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2021-10-21 19:52:23,403 INFO L704 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-21 19:52:23,403 INFO L587 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2021-10-21 19:52:23,403 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 19:52:23,403 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2021-10-21 19:52:23,406 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2021-10-21 19:52:23,406 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:52:23,406 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:52:23,408 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] [2021-10-21 19:52:23,408 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:52:23,408 INFO L791 eck$LassoCheckResult]: Stem: 214797#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(35);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string18.base, #t~string18.offset, 1);call write~init~int(115, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(10, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(10);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(34);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(16);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(20);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(22);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(44);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(44);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(9);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(9);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(11);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(19);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string87.base, #t~string87.offset, 1);call write~init~int(100, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(10, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string90.base, #t~string90.offset, 1);call write~init~int(100, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(10, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(10);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(12);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(10);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(18);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(16);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(21);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(13);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(16);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(25);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(21);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(30);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(9);call #t~string157.base, #t~string157.offset := #Ultimate.allocOnStack(25);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(30);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(9);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(13);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 214715#L-1 havoc main_#res;havoc main_#t~ret82, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214275#L2056 havoc select_features_#t~ret61, select_features_#t~ret62, select_features_#t~ret63, select_features_#t~ret64, select_features_#t~ret65, select_features_#t~ret66, select_features_#t~ret67, select_features_#t~ret68;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214276#L2029 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret61;havoc select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214586#L2029-1 select_features_#t~ret62 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret62;havoc select_features_#t~ret62;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214796#L2029-2 select_features_#t~ret63 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret63;havoc select_features_#t~ret63;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214280#L2029-3 select_features_#t~ret64 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret64;havoc select_features_#t~ret64;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214281#L2029-4 select_features_#t~ret65 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret65;havoc select_features_#t~ret65;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214583#L2029-5 select_features_#t~ret66 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret66;havoc select_features_#t~ret66;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214476#L2029-6 select_features_#t~ret67 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret67;havoc select_features_#t~ret67;havoc select_one_#res;havoc select_one_#t~nondet60, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet60;havoc select_one_#t~nondet60;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214477#L2029-7 select_features_#t~ret68 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret68;havoc select_features_#t~ret68; 214787#L2048 havoc valid_product_#res;havoc valid_product_~retValue_acc~24, valid_product_~tmp~15;havoc valid_product_~retValue_acc~24;havoc valid_product_~tmp~15; 214384#L2064 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 214385#L2068 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214494#L2073 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 214584#L2078 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 214585#L2082 assume 0 != ~__SELECTED_FEATURE_Verify~0; 214783#L2083 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214588#L2088 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 214712#L2092 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214557#L2093 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~15 := 1; 214558#L2067-1 valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 214251#L2124 main_#t~ret82 := valid_product_#res;main_~tmp~17 := main_#t~ret82;havoc main_#t~ret82; 214252#L2720 assume 0 != main_~tmp~17;havoc setup_#t~nondet77, setup_#t~nondet79, setup_#t~nondet81, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 214418#L2564 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; 214506#L2002-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214470#L2008-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string76.base, #t~string76.offset;havoc setup_#t~nondet77;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214488#L2602 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; 214292#L2002-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214278#L2008-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string78.base, #t~string78.offset;havoc setup_#t~nondet79;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214793#L2640 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; 214795#L2002-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214411#L2008-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string80.base, #t~string80.offset;havoc setup_#t~nondet81; 214697#L2707 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 214571#L301-1 assume !false; 214572#L110 assume test_~splverifierCounter~0 < 4; 214696#L111 [2021-10-21 19:52:23,409 INFO L793 eck$LassoCheckResult]: Loop: 214696#L111 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214253#L117 assume !(0 == test_~op1~0); 214254#L134 assume !(0 == test_~op2~0); 214355#L152 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet9;havoc test_#t~nondet9; 214259#L157 assume 0 != test_~tmp___7~0; 214260#L158 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214684#L158-1 test_~op3~0 := 1; 214269#L301-1 assume !false; 214801#L110 assume test_~splverifierCounter~0 < 4; 214696#L111 [2021-10-21 19:52:23,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:23,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1345931480, now seen corresponding path program 1 times [2021-10-21 19:52:23,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:52:23,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31592470] [2021-10-21 19:52:23,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:52:23,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:52:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:52:23,475 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:52:23,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31592470] [2021-10-21 19:52:23,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31592470] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:52:23,476 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:52:23,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:52:23,476 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302541598] [2021-10-21 19:52:23,476 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 19:52:23,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:23,477 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2021-10-21 19:52:23,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:52:23,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840102535] [2021-10-21 19:52:23,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:52:23,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:52:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:52:23,486 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:52:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:52:23,496 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:52:23,548 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:52:23,549 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:52:23,549 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:52:23,549 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:52:23,549 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:52:23,549 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:23,549 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:52:23,550 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:52:23,550 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration3_Loop [2021-10-21 19:52:23,550 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:52:23,550 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:52:23,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:23,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:23,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:23,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:23,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:23,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:23,653 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:52:23,653 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:52:23,653 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:23,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:23,657 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:23,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:52:23,666 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:23,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:52:23,690 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:52:23,690 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: [] [2021-10-21 19:52:23,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:23,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:23,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:23,727 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:23,732 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:52:23,732 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:23,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:52:23,761 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:52:23,762 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet9=5, ULTIMATE.start_test_~tmp___7~0=5} Honda state: {ULTIMATE.start_test_#t~nondet9=5, ULTIMATE.start_test_~tmp___7~0=5} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:52:23,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:23,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:23,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:23,799 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:23,804 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:52:23,804 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:23,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:52:23,837 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:52:23,837 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: [] [2021-10-21 19:52:23,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:23,874 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:23,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:23,875 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:23,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:52:23,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:23,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:52:23,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:23,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:23,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:23,939 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:23,944 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:52:23,944 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:52:23,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:52:24,085 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 19:52:24,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:24,092 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:52:24,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:52:24,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:52:24,093 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:52:24,093 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:52:24,093 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:24,093 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:52:24,093 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:52:24,093 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator.cil.c_Iteration3_Loop [2021-10-21 19:52:24,093 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:52:24,093 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:52:24,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:24,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:24,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:24,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:24,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:24,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:52:24,199 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:52:24,199 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:52:24,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:24,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:24,201 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:24,207 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 [2021-10-21 19:52:24,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:52:24,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:52:24,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:52:24,216 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 19:52:24,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:52:24,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 19:52:24,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:52:24,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:52:24,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:52:24,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:24,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:24,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:24,267 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:24,273 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 [2021-10-21 19:52:24,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:52:24,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:52:24,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:52:24,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:52:24,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:52:24,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:52:24,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:52:24,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:52:24,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:52:24,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:24,328 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:24,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:24,330 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:24,335 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 [2021-10-21 19:52:24,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:52:24,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:52:24,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:52:24,345 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 19:52:24,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:52:24,346 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 19:52:24,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:52:24,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:52:24,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:52:24,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:24,406 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:24,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:24,407 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:24,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:52:24,410 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 [2021-10-21 19:52:24,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:52:24,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:52:24,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:52:24,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:52:24,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:52:24,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:52:24,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:52:24,435 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:52:24,450 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 19:52:24,450 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-21 19:52:24,450 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:52:24,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:52:24,451 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:52:24,459 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:52:24,459 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 19:52:24,459 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:52:24,459 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2021-10-21 19:52:24,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:52:24,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:24,497 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-21 19:52:24,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:52:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:24,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:52:24,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:52:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:52:24,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:52:24,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:52:24,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:52:24,854 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 [2021-10-21 19:52:24,854 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) [2021-10-21 19:52:24,938 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. [2021-10-21 19:52:24,939 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 [2021-10-21 19:52:24,939 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) [2021-10-21 19:52:24,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2021-10-21 19:52:24,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2021-10-21 19:52:24,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:24,942 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2021-10-21 19:52:24,942 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:24,943 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2021-10-21 19:52:24,943 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:52:24,943 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2021-10-21 19:52:24,952 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:52:24,952 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2021-10-21 19:52:24,952 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:52:24,952 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:52:24,952 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:52:24,952 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:52:24,953 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:52:24,953 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:52:24,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:52:24,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:52:24,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:52:24,954 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) [2021-10-21 19:52:24,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:52:24,954 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-21 19:52:24,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:52:24,954 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-21 19:52:24,954 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:52:24,955 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:52:24,955 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:52:24,955 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:52:24,955 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:52:24,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:52:24,955 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:52:24,955 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:52:24,955 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:52:24,955 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-21 19:52:24,956 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:52:24,956 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:52:24,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:52:24,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:52:24 BoogieIcfgContainer [2021-10-21 19:52:24,961 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:52:24,962 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:52:24,962 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:52:24,962 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:52:24,963 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:52:10" (3/4) ... [2021-10-21 19:52:24,966 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:52:24,966 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:52:24,968 INFO L168 Benchmark]: Toolchain (without parser) took 68228.74 ms. Allocated memory was 125.8 MB in the beginning and 8.4 GB in the end (delta: 8.3 GB). Free memory was 95.7 MB in the beginning and 6.8 GB in the end (delta: -6.7 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2021-10-21 19:52:24,971 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory is still 55.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:52:24,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 997.98 ms. Allocated memory is still 125.8 MB. Free memory was 95.4 MB in the beginning and 51.6 MB in the end (delta: 43.9 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:52:24,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 5978.59 ms. Allocated memory was 125.8 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 51.6 MB in the beginning and 687.1 MB in the end (delta: -635.6 MB). Peak memory consumption was 411.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:52:24,974 INFO L168 Benchmark]: Boogie Preprocessor took 4944.93 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 687.1 MB in the beginning and 2.8 GB in the end (delta: -2.1 GB). Peak memory consumption was 360.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:52:24,974 INFO L168 Benchmark]: RCFGBuilder took 42168.74 ms. Allocated memory was 3.4 GB in the beginning and 8.4 GB in the end (delta: 5.0 GB). Free memory was 2.8 GB in the beginning and 7.2 GB in the end (delta: -4.4 GB). Peak memory consumption was 735.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:52:24,978 INFO L168 Benchmark]: BuchiAutomizer took 14125.86 ms. Allocated memory is still 8.4 GB. Free memory was 7.2 GB in the beginning and 6.8 GB in the end (delta: 436.2 MB). Peak memory consumption was 436.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:52:24,980 INFO L168 Benchmark]: Witness Printer took 4.13 ms. Allocated memory is still 8.4 GB. Free memory was 6.8 GB in the beginning and 6.8 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:52:24,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory is still 55.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 997.98 ms. Allocated memory is still 125.8 MB. Free memory was 95.4 MB in the beginning and 51.6 MB in the end (delta: 43.9 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 5978.59 ms. Allocated memory was 125.8 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 51.6 MB in the beginning and 687.1 MB in the end (delta: -635.6 MB). Peak memory consumption was 411.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 4944.93 ms. Allocated memory was 1.1 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 687.1 MB in the beginning and 2.8 GB in the end (delta: -2.1 GB). Peak memory consumption was 360.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 42168.74 ms. Allocated memory was 3.4 GB in the beginning and 8.4 GB in the end (delta: 5.0 GB). Free memory was 2.8 GB in the beginning and 7.2 GB in the end (delta: -4.4 GB). Peak memory consumption was 735.1 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 14125.86 ms. Allocated memory is still 8.4 GB. Free memory was 7.2 GB in the beginning and 6.8 GB in the end (delta: 436.2 MB). Peak memory consumption was 436.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.13 ms. Allocated memory is still 8.4 GB. Free memory was 6.8 GB in the beginning and 6.8 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 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 14.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. Construction of modules took 0.4s. Büchi inclusion checks took 7.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 133.6ms AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.1s 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: 114528 SDtfs, 114023 SDslu, 171025 SDs, 0 SdLazy, 37 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 452.8ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 0 VariablesLoop: 2 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! [2021-10-21 19:52:25,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:52:25,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f78170-d1b9-4544-8b1b-81f07a431333/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...