./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_productSimulator_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_productSimulator_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer --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 614a6f470fc5adada5ac3ee8972a82dcb24f3073 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 23:41:07,232 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:41:07,233 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:41:07,239 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:41:07,240 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:41:07,240 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:41:07,241 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:41:07,241 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:41:07,242 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:41:07,242 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:41:07,243 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:41:07,243 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:41:07,243 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:41:07,244 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:41:07,244 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:41:07,245 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:41:07,245 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:41:07,246 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:41:07,247 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:41:07,248 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:41:07,248 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:41:07,249 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:41:07,250 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:41:07,250 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:41:07,250 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:41:07,250 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:41:07,251 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:41:07,251 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:41:07,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:41:07,252 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:41:07,252 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:41:07,253 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:41:07,253 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:41:07,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:41:07,253 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:41:07,254 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:41:07,254 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-08 23:41:07,262 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:41:07,262 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:41:07,262 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 23:41:07,263 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-08 23:41:07,263 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:41:07,263 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:41:07,264 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-08 23:41:07,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:41:07,265 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 23:41:07,265 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-08 23:41:07,265 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:41:07,265 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 23:41:07,265 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-08 23:41:07,266 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-08 23:41:07,266 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer 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 -> 614a6f470fc5adada5ac3ee8972a82dcb24f3073 [2018-12-08 23:41:07,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:41:07,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:41:07,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:41:07,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:41:07,292 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:41:07,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/email_spec4_productSimulator_false-unreach-call_true-termination.cil.c [2018-12-08 23:41:07,328 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/data/a7de4073a/711f82ed6aea498abfb255c84448c870/FLAG9c2eda5c1 [2018-12-08 23:41:07,821 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:41:07,822 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/sv-benchmarks/c/product-lines/email_spec4_productSimulator_false-unreach-call_true-termination.cil.c [2018-12-08 23:41:07,832 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/data/a7de4073a/711f82ed6aea498abfb255c84448c870/FLAG9c2eda5c1 [2018-12-08 23:41:07,840 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/data/a7de4073a/711f82ed6aea498abfb255c84448c870 [2018-12-08 23:41:07,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:41:07,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:41:07,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:41:07,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:41:07,846 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:41:07,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:41:07" (1/1) ... [2018-12-08 23:41:07,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761adb7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:07, skipping insertion in model container [2018-12-08 23:41:07,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:41:07" (1/1) ... [2018-12-08 23:41:07,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:41:07,900 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:41:08,271 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:41:08,281 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:41:08,345 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:41:08,414 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:41:08,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08 WrapperNode [2018-12-08 23:41:08,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:41:08,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:41:08,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:41:08,415 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:41:08,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:08,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:10,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:41:10,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:41:10,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:41:10,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:41:10,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:10,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:10,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:10,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:10,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:11,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:11,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... [2018-12-08 23:41:11,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:41:11,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:41:11,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:41:11,568 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:41:11,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:41:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-12-08 23:41:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 23:41:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:41:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:41:49,990 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:41:49,991 INFO L280 CfgBuilder]: Removed 35867 assue(true) statements. [2018-12-08 23:41:49,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:41:49 BoogieIcfgContainer [2018-12-08 23:41:49,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:41:49,992 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-08 23:41:49,992 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-08 23:41:49,994 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-08 23:41:49,994 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 23:41:49,994 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.12 11:41:07" (1/3) ... [2018-12-08 23:41:49,995 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1cebcba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 11:41:49, skipping insertion in model container [2018-12-08 23:41:49,995 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 23:41:49,995 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:41:08" (2/3) ... [2018-12-08 23:41:49,995 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1cebcba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 11:41:49, skipping insertion in model container [2018-12-08 23:41:49,996 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 23:41:49,996 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:41:49" (3/3) ... [2018-12-08 23:41:49,997 INFO L375 chiAutomizerObserver]: Analyzing ICFG email_spec4_productSimulator_false-unreach-call_true-termination.cil.c [2018-12-08 23:41:50,027 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 23:41:50,027 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-08 23:41:50,028 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-08 23:41:50,028 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-08 23:41:50,028 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 23:41:50,028 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 23:41:50,028 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-08 23:41:50,028 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 23:41:50,028 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-08 23:41:50,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34804 states. [2018-12-08 23:41:50,455 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2018-12-08 23:41:50,455 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 23:41:50,455 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 23:41:50,461 INFO L866 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] [2018-12-08 23:41:50,462 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:41:50,462 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-08 23:41:50,462 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34804 states. [2018-12-08 23:41:50,616 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2018-12-08 23:41:50,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 23:41:50,617 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 23:41:50,618 INFO L866 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] [2018-12-08 23:41:50,618 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:41:50,623 INFO L794 eck$LassoCheckResult]: Stem: 7884#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~__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;call #t~string11.base, #t~string11.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string11.base, #t~string11.offset, 1);call write~init~int(115, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(10, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string13.base, #t~string13.offset := #Ultimate.alloc(10);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(34);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(30);call #t~string27.base, #t~string27.offset := #Ultimate.alloc(16);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(20);call #t~string39.base, #t~string39.offset := #Ultimate.alloc(22);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(21);~__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;call #t~string62.base, #t~string62.offset := #Ultimate.alloc(44);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(44);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(9);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(9);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(11);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(19);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string80.base, #t~string80.offset, 1);call write~init~int(100, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(10, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string83.base, #t~string83.offset, 1);call write~init~int(100, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(10, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(10);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(12);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(10);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(18);call #t~string103.base, #t~string103.offset := #Ultimate.alloc(16);call #t~string106.base, #t~string106.offset := #Ultimate.alloc(21);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(13);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(16);call #t~string115.base, #t~string115.offset := #Ultimate.alloc(25);~head~0.base, ~head~0.offset := 0, 0;call #t~string139.base, #t~string139.offset := #Ultimate.alloc(30);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(9);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(21);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(30);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(9);call #t~string144.base, #t~string144.offset := #Ultimate.alloc(21);call #t~string148.base, #t~string148.offset := #Ultimate.alloc(30);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(9);call #t~string150.base, #t~string150.offset := #Ultimate.alloc(25);call #t~string151.base, #t~string151.offset := #Ultimate.alloc(30);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(9);call #t~string153.base, #t~string153.offset := #Ultimate.alloc(25);call #t~string156.base, #t~string156.offset := #Ultimate.alloc(13); 29417#L-1true havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 30117#L2046true havoc select_features_#t~ret54, select_features_#t~ret55, select_features_#t~ret56, select_features_#t~ret57, select_features_#t~ret58, select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29700#L2019true select_features_#t~ret54 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret54;havoc select_features_#t~ret54;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29701#L2019-1true select_features_#t~ret55 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret55;havoc select_features_#t~ret55;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29702#L2019-2true select_features_#t~ret56 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret56;havoc select_features_#t~ret56;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29704#L2019-3true select_features_#t~ret57 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret57;havoc select_features_#t~ret57;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29703#L2019-4true select_features_#t~ret58 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret58;havoc select_features_#t~ret58;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29697#L2019-5true select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29698#L2019-6true select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret60;havoc select_features_#t~ret60;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 29699#L2019-7true select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret61;havoc select_features_#t~ret61; 30389#L2038true 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; 30187#L2054true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 30185#L2057true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~15 := 0; 30186#L2057-1true valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 29418#L2114true main_#t~ret75 := valid_product_#res;main_~tmp~17 := main_#t~ret75;havoc main_#t~ret75; 29478#L2710true assume 0 != main_~tmp~17;havoc setup_#t~nondet70, setup_#t~nondet72, setup_#t~nondet74, 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; 32385#L2554true 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; 30072#L1992-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 29930#L1998-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 32163#L2592true 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; 30065#L1992-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 29916#L1998-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string71.base, #t~string71.offset;havoc setup_#t~nondet72;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 30758#L2630true 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; 30059#L1992-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 29911#L1998-17true setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string73.base, #t~string73.offset;havoc setup_#t~nondet74; 30060#L2697true havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, 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; 7718#L291-1true [2018-12-08 23:41:50,623 INFO L796 eck$LassoCheckResult]: Loop: 7718#L291-1true assume !false; 27763#L100true assume test_~splverifierCounter~0 < 4; 27993#L101true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 23624#L107true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet0;havoc test_#t~nondet0; 22479#L111true assume 0 != test_~tmp___9~0; 22761#L112true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 22755#L112-1true test_~op1~0 := 1; 7718#L291-1true [2018-12-08 23:41:50,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:50,628 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2018-12-08 23:41:50,630 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:41:50,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:41:50,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:50,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:41:50,673 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:50,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:41:50,843 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:41:50,843 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 23:41:50,845 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-08 23:41:50,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:50,846 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2018-12-08 23:41:50,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:41:50,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:41:50,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:50,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:41:50,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:41:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:41:50,890 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:41:50,891 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:41:50,891 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:41:50,891 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:41:50,891 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 23:41:50,891 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:50,891 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:41:50,892 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:41:50,892 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-12-08 23:41:50,892 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:41:50,892 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:41:50,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:50,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:50,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:50,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:50,964 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:41:50,965 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:50,968 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:41:50,968 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:50,988 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 23:41:50,988 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:41:50,992 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 23:41:51,008 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:41:51,008 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:41:51,008 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:41:51,008 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:41:51,008 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 23:41:51,008 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:51,008 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:41:51,008 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:41:51,008 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-12-08 23:41:51,009 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:41:51,009 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:41:51,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:51,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:51,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:51,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:51,055 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:41:51,058 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 23:41:51,059 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 23:41:51,060 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:41:51,060 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:41:51,061 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:41:51,061 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 23:41:51,061 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:41:51,062 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 23:41:51,062 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:41:51,064 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-08 23:41:51,067 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-12-08 23:41:51,067 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-12-08 23:41:51,068 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-08 23:41:51,068 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-12-08 23:41:51,069 INFO L518 LassoAnalysis]: Proved termination. [2018-12-08 23:41:51,069 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2018-12-08 23:41:51,070 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-12-08 23:41:51,086 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:51,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:41:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:51,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:41:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:41:51,213 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 [2018-12-08 23:41:51,214 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34804 states. Second operand 4 states. [2018-12-08 23:41:53,626 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34804 states.. Second operand 4 states. Result 173391 states and 278624 transitions. Complement of second has 7 states. [2018-12-08 23:41:53,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-12-08 23:41:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-12-08 23:41:53,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 167076 transitions. [2018-12-08 23:41:53,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 27 letters. Loop has 7 letters. [2018-12-08 23:41:53,737 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:53,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 34 letters. Loop has 7 letters. [2018-12-08 23:41:53,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:53,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 167076 transitions. Stem has 27 letters. Loop has 14 letters. [2018-12-08 23:41:53,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:53,739 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173391 states and 278624 transitions. [2018-12-08 23:41:54,209 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2018-12-08 23:41:54,215 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173391 states to 990 states and 1812 transitions. [2018-12-08 23:41:54,216 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2018-12-08 23:41:54,217 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2018-12-08 23:41:54,217 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2018-12-08 23:41:54,217 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-12-08 23:41:54,218 INFO L705 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2018-12-08 23:41:54,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2018-12-08 23:41:54,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2018-12-08 23:41:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2018-12-08 23:41:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2018-12-08 23:41:54,251 INFO L728 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2018-12-08 23:41:54,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 23:41:54,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 23:41:54,254 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand 5 states. [2018-12-08 23:41:54,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:41:54,298 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2018-12-08 23:41:54,299 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-08 23:41:54,299 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2018-12-08 23:41:54,301 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2018-12-08 23:41:54,302 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2018-12-08 23:41:54,303 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2018-12-08 23:41:54,303 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2018-12-08 23:41:54,303 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2018-12-08 23:41:54,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-12-08 23:41:54,303 INFO L705 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2018-12-08 23:41:54,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2018-12-08 23:41:54,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2018-12-08 23:41:54,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2018-12-08 23:41:54,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2018-12-08 23:41:54,312 INFO L728 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2018-12-08 23:41:54,312 INFO L608 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2018-12-08 23:41:54,312 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-08 23:41:54,312 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2018-12-08 23:41:54,312 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2018-12-08 23:41:54,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 23:41:54,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 23:41:54,313 INFO L866 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] [2018-12-08 23:41:54,313 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:41:54,314 INFO L794 eck$LassoCheckResult]: Stem: 209748#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~__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;call #t~string11.base, #t~string11.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string11.base, #t~string11.offset, 1);call write~init~int(115, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(10, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string13.base, #t~string13.offset := #Ultimate.alloc(10);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(34);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(30);call #t~string27.base, #t~string27.offset := #Ultimate.alloc(16);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(20);call #t~string39.base, #t~string39.offset := #Ultimate.alloc(22);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(21);~__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;call #t~string62.base, #t~string62.offset := #Ultimate.alloc(44);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(44);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(9);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(9);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(11);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(19);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string80.base, #t~string80.offset, 1);call write~init~int(100, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(10, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string83.base, #t~string83.offset, 1);call write~init~int(100, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(10, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(10);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(12);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(10);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(18);call #t~string103.base, #t~string103.offset := #Ultimate.alloc(16);call #t~string106.base, #t~string106.offset := #Ultimate.alloc(21);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(13);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(16);call #t~string115.base, #t~string115.offset := #Ultimate.alloc(25);~head~0.base, ~head~0.offset := 0, 0;call #t~string139.base, #t~string139.offset := #Ultimate.alloc(30);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(9);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(21);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(30);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(9);call #t~string144.base, #t~string144.offset := #Ultimate.alloc(21);call #t~string148.base, #t~string148.offset := #Ultimate.alloc(30);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(9);call #t~string150.base, #t~string150.offset := #Ultimate.alloc(25);call #t~string151.base, #t~string151.offset := #Ultimate.alloc(30);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(9);call #t~string153.base, #t~string153.offset := #Ultimate.alloc(25);call #t~string156.base, #t~string156.offset := #Ultimate.alloc(13); 209470#L-1 havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209471#L2046 havoc select_features_#t~ret54, select_features_#t~ret55, select_features_#t~ret56, select_features_#t~ret57, select_features_#t~ret58, select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209499#L2019 select_features_#t~ret54 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret54;havoc select_features_#t~ret54;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209500#L2019-1 select_features_#t~ret55 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret55;havoc select_features_#t~ret55;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209517#L2019-2 select_features_#t~ret56 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret56;havoc select_features_#t~ret56;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209532#L2019-3 select_features_#t~ret57 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret57;havoc select_features_#t~ret57;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209535#L2019-4 select_features_#t~ret58 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret58;havoc select_features_#t~ret58;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209472#L2019-5 select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209473#L2019-6 select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret60;havoc select_features_#t~ret60;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 209484#L2019-7 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret61;havoc select_features_#t~ret61; 209488#L2038 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; 209984#L2054 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209460#L2058 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209461#L2063 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209554#L2068 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209579#L2073 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209911#L2078 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209983#L2083 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~15 := 1; 209582#L2057-1 valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 209583#L2114 main_#t~ret75 := valid_product_#res;main_~tmp~17 := main_#t~ret75;havoc main_#t~ret75; 209688#L2710 assume 0 != main_~tmp~17;havoc setup_#t~nondet70, setup_#t~nondet72, setup_#t~nondet74, 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; 209860#L2554 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; 209861#L1992-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209458#L1998-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209463#L2592 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; 209464#L1992-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209669#L1998-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string71.base, #t~string71.offset;havoc setup_#t~nondet72;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209547#L2630 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; 209548#L1992-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209655#L1998-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string73.base, #t~string73.offset;havoc setup_#t~nondet74; 209656#L2697 havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, 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; 209842#L291-1 assume !false; 209884#L100 [2018-12-08 23:41:54,314 INFO L796 eck$LassoCheckResult]: Loop: 209884#L100 assume test_~splverifierCounter~0 < 4; 209987#L101 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209994#L107 assume !(0 == test_~op1~0); 209978#L124 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet1;havoc test_#t~nondet1; 209992#L129 assume 0 != test_~tmp___8~0; 209617#L130 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209608#L130-1 test_~op2~0 := 1; 209450#L291-1 assume !false; 209884#L100 [2018-12-08 23:41:54,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:54,314 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2018-12-08 23:41:54,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:41:54,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:41:54,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:41:54,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:41:54,344 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:41:54,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:41:54,344 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-08 23:41:54,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:54,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2018-12-08 23:41:54,345 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:41:54,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:41:54,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:41:54,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:41:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:41:54,371 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:41:54,371 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:41:54,371 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:41:54,371 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:41:54,371 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 23:41:54,371 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:54,371 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:41:54,371 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:41:54,371 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator_false-unreach-call_true-termination.cil.c_Iteration2_Loop [2018-12-08 23:41:54,371 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:41:54,371 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:41:54,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,432 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:41:54,432 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:54,434 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:41:54,434 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:54,452 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 23:41:54,452 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:41:54,454 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 23:41:54,469 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:41:54,469 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:41:54,469 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:41:54,469 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:41:54,469 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 23:41:54,469 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:54,469 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:41:54,469 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:41:54,469 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator_false-unreach-call_true-termination.cil.c_Iteration2_Loop [2018-12-08 23:41:54,469 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:41:54,469 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:41:54,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,524 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:41:54,525 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 23:41:54,525 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 23:41:54,525 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:41:54,525 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:41:54,526 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:41:54,526 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 23:41:54,526 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:41:54,526 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 23:41:54,526 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:41:54,529 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-08 23:41:54,531 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-12-08 23:41:54,531 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-12-08 23:41:54,531 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-08 23:41:54,531 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-12-08 23:41:54,531 INFO L518 LassoAnalysis]: Proved termination. [2018-12-08 23:41:54,531 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2018-12-08 23:41:54,532 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-12-08 23:41:54,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:54,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:41:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:54,639 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:41:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:41:54,663 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 [2018-12-08 23:41:54,664 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand 5 states. [2018-12-08 23:41:54,762 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451. Second operand 5 states. Result 2006 states and 3673 transitions. Complement of second has 6 states. [2018-12-08 23:41:54,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2018-12-08 23:41:54,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-12-08 23:41:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2018-12-08 23:41:54,764 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2018-12-08 23:41:54,764 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:54,764 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2018-12-08 23:41:54,764 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:54,764 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2018-12-08 23:41:54,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:54,765 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2018-12-08 23:41:54,769 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2018-12-08 23:41:54,775 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2018-12-08 23:41:54,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2018-12-08 23:41:54,776 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2018-12-08 23:41:54,776 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2018-12-08 23:41:54,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-12-08 23:41:54,776 INFO L705 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2018-12-08 23:41:54,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2018-12-08 23:41:54,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2018-12-08 23:41:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2018-12-08 23:41:54,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2018-12-08 23:41:54,793 INFO L728 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2018-12-08 23:41:54,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:41:54,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:41:54,793 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand 3 states. [2018-12-08 23:41:54,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:41:54,832 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2018-12-08 23:41:54,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:41:54,833 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2018-12-08 23:41:54,835 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2018-12-08 23:41:54,839 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2018-12-08 23:41:54,840 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2018-12-08 23:41:54,840 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2018-12-08 23:41:54,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2018-12-08 23:41:54,840 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-12-08 23:41:54,840 INFO L705 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2018-12-08 23:41:54,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2018-12-08 23:41:54,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2018-12-08 23:41:54,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2018-12-08 23:41:54,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2018-12-08 23:41:54,853 INFO L728 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2018-12-08 23:41:54,853 INFO L608 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2018-12-08 23:41:54,853 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-12-08 23:41:54,854 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2018-12-08 23:41:54,855 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2018-12-08 23:41:54,855 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 23:41:54,855 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 23:41:54,856 INFO L866 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] [2018-12-08 23:41:54,856 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:41:54,857 INFO L794 eck$LassoCheckResult]: Stem: 214535#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~__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;call #t~string11.base, #t~string11.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string11.base, #t~string11.offset, 1);call write~init~int(115, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(10, #t~string11.base, 2 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 3 + #t~string11.offset, 1);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string13.base, #t~string13.offset := #Ultimate.alloc(10);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(34);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(30);call #t~string27.base, #t~string27.offset := #Ultimate.alloc(16);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(20);call #t~string39.base, #t~string39.offset := #Ultimate.alloc(22);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(21);~__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;call #t~string62.base, #t~string62.offset := #Ultimate.alloc(44);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(44);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(9);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(9);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(11);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(19);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string80.base, #t~string80.offset, 1);call write~init~int(100, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(10, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string83.base, #t~string83.offset, 1);call write~init~int(100, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(10, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(10);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(12);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(10);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(18);call #t~string103.base, #t~string103.offset := #Ultimate.alloc(16);call #t~string106.base, #t~string106.offset := #Ultimate.alloc(21);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(13);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(16);call #t~string115.base, #t~string115.offset := #Ultimate.alloc(25);~head~0.base, ~head~0.offset := 0, 0;call #t~string139.base, #t~string139.offset := #Ultimate.alloc(30);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(9);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(21);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(30);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(9);call #t~string144.base, #t~string144.offset := #Ultimate.alloc(21);call #t~string148.base, #t~string148.offset := #Ultimate.alloc(30);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(9);call #t~string150.base, #t~string150.offset := #Ultimate.alloc(25);call #t~string151.base, #t~string151.offset := #Ultimate.alloc(30);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(9);call #t~string153.base, #t~string153.offset := #Ultimate.alloc(25);call #t~string156.base, #t~string156.offset := #Ultimate.alloc(13); 214252#L-1 havoc main_#res;havoc main_#t~ret75, main_~retValue_acc~36, main_~tmp~17;havoc main_~retValue_acc~36;havoc main_~tmp~17;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214253#L2046 havoc select_features_#t~ret54, select_features_#t~ret55, select_features_#t~ret56, select_features_#t~ret57, select_features_#t~ret58, select_features_#t~ret59, select_features_#t~ret60, select_features_#t~ret61;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214285#L2019 select_features_#t~ret54 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret54;havoc select_features_#t~ret54;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214286#L2019-1 select_features_#t~ret55 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret55;havoc select_features_#t~ret55;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214297#L2019-2 select_features_#t~ret56 := select_one_#res;~__SELECTED_FEATURE_Encrypt~0 := select_features_#t~ret56;havoc select_features_#t~ret56;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214316#L2019-3 select_features_#t~ret57 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret57;havoc select_features_#t~ret57;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214321#L2019-4 select_features_#t~ret58 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret58;havoc select_features_#t~ret58;~__SELECTED_FEATURE_Sign~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214254#L2019-5 select_features_#t~ret59 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret59;havoc select_features_#t~ret59;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214255#L2019-6 select_features_#t~ret60 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret60;havoc select_features_#t~ret60;havoc select_one_#res;havoc select_one_#t~nondet53, select_one_~retValue_acc~23, select_one_~choice~0;havoc select_one_~retValue_acc~23;select_one_~choice~0 := select_one_#t~nondet53;havoc select_one_#t~nondet53;select_one_~retValue_acc~23 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~23; 214270#L2019-7 select_features_#t~ret61 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret61;havoc select_features_#t~ret61; 214274#L2038 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; 214779#L2054 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 214243#L2058 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214244#L2063 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 214340#L2068 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 214365#L2072 assume 0 != ~__SELECTED_FEATURE_Verify~0; 214788#L2073 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214700#L2078 assume !(0 == ~__SELECTED_FEATURE_Sign~0); 214774#L2082 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214775#L2083 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~15 := 1; 214367#L2057-1 valid_product_~retValue_acc~24 := valid_product_~tmp~15;valid_product_#res := valid_product_~retValue_acc~24; 214368#L2114 main_#t~ret75 := valid_product_#res;main_~tmp~17 := main_#t~ret75;havoc main_#t~ret75; 214474#L2710 assume 0 != main_~tmp~17;havoc setup_#t~nondet70, setup_#t~nondet72, setup_#t~nondet74, 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; 214649#L2554 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; 214650#L1992-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214247#L1998-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string69.base, #t~string69.offset;havoc setup_#t~nondet70;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214249#L2592 assume !(0 != ~__SELECTED_FEATURE_Keys~0);setup_rjh__before__Keys_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__before__Keys_~rjh___0;setup_rjh__before__Keys_~rjh___0 := setup_rjh__before__Keys_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__before__Keys_~rjh___0, setup_rjh__before__Keys_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 214250#L1992-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214455#L1998-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string71.base, #t~string71.offset;havoc setup_#t~nondet72;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214333#L2630 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; 214334#L1992-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214439#L1998-17 setup_~__cil_tmp3~3.base, setup_~__cil_tmp3~3.offset := #t~string73.base, #t~string73.offset;havoc setup_#t~nondet74; 214440#L2697 havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, 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; 214630#L291-1 assume !false; 214872#L100 assume test_~splverifierCounter~0 < 4; 214806#L101 [2018-12-08 23:41:54,857 INFO L796 eck$LassoCheckResult]: Loop: 214806#L101 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214798#L107 assume !(0 == test_~op1~0); 214771#L124 assume !(0 == test_~op2~0); 214275#L142 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet2;havoc test_#t~nondet2; 214276#L147 assume 0 != test_~tmp___7~0; 214319#L148 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214545#L148-1 test_~op3~0 := 1; 214236#L291-1 assume !false; 214671#L100 assume test_~splverifierCounter~0 < 4; 214806#L101 [2018-12-08 23:41:54,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:54,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1345931480, now seen corresponding path program 1 times [2018-12-08 23:41:54,857 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:41:54,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:41:54,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:41:54,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:41:54,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:41:54,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:41:54,895 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-08 23:41:54,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:54,896 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2018-12-08 23:41:54,896 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:41:54,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:41:54,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:41:54,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:41:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:41:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:41:54,943 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:41:54,943 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:41:54,943 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:41:54,943 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:41:54,943 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 23:41:54,943 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:54,943 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:41:54,943 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:41:54,943 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator_false-unreach-call_true-termination.cil.c_Iteration3_Loop [2018-12-08 23:41:54,943 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:41:54,943 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:41:54,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:54,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:55,013 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:41:55,013 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:55,016 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:41:55,016 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:41:55,020 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 23:41:55,020 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__SELECTED_FEATURE_Keys~0=0} Honda state: {~__SELECTED_FEATURE_Keys~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:55,045 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:41:55,045 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:41:55,049 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 23:41:55,049 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet2=-8, ULTIMATE.start_test_~tmp___7~0=-8} Honda state: {ULTIMATE.start_test_#t~nondet2=-8, ULTIMATE.start_test_~tmp___7~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:55,074 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:41:55,074 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:41:55,078 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-08 23:41:55,078 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0=7} Honda state: {ULTIMATE.start_test_~op1~0=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:55,106 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:41:55,107 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_689bf311-3245-4599-849c-1978af9c7ebb/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:55,132 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 23:41:55,132 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:41:55,190 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 23:41:55,192 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:41:55,192 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:41:55,192 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:41:55,192 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:41:55,192 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 23:41:55,192 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:41:55,192 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:41:55,192 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:41:55,192 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_productSimulator_false-unreach-call_true-termination.cil.c_Iteration3_Loop [2018-12-08 23:41:55,193 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:41:55,193 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:41:55,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:55,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:55,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:55,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:55,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:55,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-08 23:41:55,262 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:41:55,262 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 23:41:55,263 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 23:41:55,263 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:41:55,263 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:41:55,263 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:41:55,263 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 23:41:55,263 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:41:55,264 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 23:41:55,264 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:41:55,264 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 23:41:55,264 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 23:41:55,265 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:41:55,265 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:41:55,265 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:41:55,265 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-08 23:41:55,265 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:41:55,265 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 23:41:55,265 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:41:55,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 23:41:55,266 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-12-08 23:41:55,266 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:41:55,266 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:41:55,266 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:41:55,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 23:41:55,267 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:41:55,267 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 23:41:55,267 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:41:55,268 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-08 23:41:55,270 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-12-08 23:41:55,270 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-12-08 23:41:55,270 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-08 23:41:55,270 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-12-08 23:41:55,270 INFO L518 LassoAnalysis]: Proved termination. [2018-12-08 23:41:55,270 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2018-12-08 23:41:55,270 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-12-08 23:41:55,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:41:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:55,361 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:41:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:41:55,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:41:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 23:41:55,395 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 [2018-12-08 23:41:55,395 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand 3 states. [2018-12-08 23:41:55,445 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857. Second operand 3 states. Result 2228 states and 4083 transitions. Complement of second has 4 states. [2018-12-08 23:41:55,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-12-08 23:41:55,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-12-08 23:41:55,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2018-12-08 23:41:55,446 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2018-12-08 23:41:55,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:55,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2018-12-08 23:41:55,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:55,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2018-12-08 23:41:55,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:41:55,447 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2018-12-08 23:41:55,451 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 23:41:55,452 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2018-12-08 23:41:55,452 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-08 23:41:55,452 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-08 23:41:55,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-08 23:41:55,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-08 23:41:55,452 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:41:55,452 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:41:55,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:41:55,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:41:55,452 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-12-08 23:41:55,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:41:55,452 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-12-08 23:41:55,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 23:41:55,452 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-12-08 23:41:55,452 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 23:41:55,453 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 23:41:55,453 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-08 23:41:55,453 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-08 23:41:55,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-08 23:41:55,453 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-08 23:41:55,453 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:41:55,453 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:41:55,453 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:41:55,453 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-12-08 23:41:55,453 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-08 23:41:55,453 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 23:41:55,453 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-08 23:41:55,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.12 11:41:55 BoogieIcfgContainer [2018-12-08 23:41:55,457 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-08 23:41:55,458 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 23:41:55,458 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 23:41:55,458 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 23:41:55,458 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:41:49" (3/4) ... [2018-12-08 23:41:55,460 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 23:41:55,460 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 23:41:55,461 INFO L168 Benchmark]: Toolchain (without parser) took 47618.37 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 951.7 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-12-08 23:41:55,462 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:41:55,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -80.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. [2018-12-08 23:41:55,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 1855.73 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 489.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.8 MB). Peak memory consumption was 542.7 MB. Max. memory is 11.5 GB. [2018-12-08 23:41:55,463 INFO L168 Benchmark]: Boogie Preprocessor took 1296.92 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 7.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -11.5 MB). Peak memory consumption was 499.1 MB. Max. memory is 11.5 GB. [2018-12-08 23:41:55,463 INFO L168 Benchmark]: RCFGBuilder took 38422.97 ms. Allocated memory was 1.6 GB in the beginning and 4.8 GB in the end (delta: 3.1 GB). Free memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-08 23:41:55,464 INFO L168 Benchmark]: BuchiAutomizer took 5465.92 ms. Allocated memory was 4.8 GB in the beginning and 4.9 GB in the end (delta: 124.3 MB). Free memory was 3.7 GB in the beginning and 2.2 GB in the end (delta: 1.5 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-08 23:41:55,464 INFO L168 Benchmark]: Witness Printer took 2.86 ms. Allocated memory is still 4.9 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:41:55,466 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 570.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -80.7 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 1855.73 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 489.2 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 17.8 MB). Peak memory consumption was 542.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 1296.92 ms. Allocated memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 7.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -11.5 MB). Peak memory consumption was 499.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 38422.97 ms. Allocated memory was 1.6 GB in the beginning and 4.8 GB in the end (delta: 3.1 GB). Free memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 5465.92 ms. Allocated memory was 4.8 GB in the beginning and 4.9 GB in the end (delta: 124.3 MB). Free memory was 3.7 GB in the beginning and 2.2 GB in the end (delta: 1.5 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 2.86 ms. Allocated memory is still 4.9 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 11.5 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 -2 * splverifierCounter + 5 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 5.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 3.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.5s 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, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 1ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...