./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_product34_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_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_product34_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/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 818d667bbffda85365b9d77ff42e3d72d2bd90ea ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:45:53,742 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 23:45:53,743 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 23:45:53,749 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 23:45:53,749 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 23:45:53,749 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 23:45:53,750 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 23:45:53,751 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 23:45:53,752 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 23:45:53,752 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 23:45:53,752 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 23:45:53,753 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 23:45:53,753 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 23:45:53,754 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 23:45:53,754 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 23:45:53,755 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 23:45:53,755 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 23:45:53,756 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 23:45:53,757 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 23:45:53,758 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 23:45:53,758 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 23:45:53,759 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 23:45:53,760 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 23:45:53,760 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 23:45:53,761 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 23:45:53,761 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 23:45:53,762 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 23:45:53,762 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 23:45:53,762 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 23:45:53,763 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 23:45:53,763 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 23:45:53,763 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 23:45:53,764 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 23:45:53,764 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 23:45:53,764 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 23:45:53,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 23:45:53,765 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-08 23:45:53,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 23:45:53,772 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 23:45:53,773 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 23:45:53,773 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 23:45:53,773 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 23:45:53,773 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-08 23:45:53,774 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-08 23:45:53,774 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-08 23:45:53,775 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 23:45:53,776 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-08 23:45:53,776 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 23:45:53,776 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 23:45:53,776 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-08 23:45:53,776 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 23:45:53,776 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 23:45:53,776 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-08 23:45:53,777 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-08 23:45:53,777 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_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/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 -> 818d667bbffda85365b9d77ff42e3d72d2bd90ea [2018-12-08 23:45:53,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 23:45:53,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 23:45:53,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 23:45:53,803 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 23:45:53,803 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 23:45:53,803 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/email_spec4_product34_false-unreach-call_true-termination.cil.c [2018-12-08 23:45:53,838 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/data/6afef9c09/fc4959a6321843eda110b8511573875f/FLAG7681d4f6f [2018-12-08 23:45:54,297 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 23:45:54,298 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/sv-benchmarks/c/product-lines/email_spec4_product34_false-unreach-call_true-termination.cil.c [2018-12-08 23:45:54,307 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/data/6afef9c09/fc4959a6321843eda110b8511573875f/FLAG7681d4f6f [2018-12-08 23:45:54,315 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/bin-2019/uautomizer/data/6afef9c09/fc4959a6321843eda110b8511573875f [2018-12-08 23:45:54,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 23:45:54,317 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 23:45:54,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 23:45:54,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 23:45:54,320 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 23:45:54,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0d473c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54, skipping insertion in model container [2018-12-08 23:45:54,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 23:45:54,363 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 23:45:54,701 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:45:54,710 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 23:45:54,766 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 23:45:54,807 INFO L195 MainTranslator]: Completed translation [2018-12-08 23:45:54,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54 WrapperNode [2018-12-08 23:45:54,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 23:45:54,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 23:45:54,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 23:45:54,808 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 23:45:54,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,834 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 23:45:54,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 23:45:54,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 23:45:54,897 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 23:45:54,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... [2018-12-08 23:45:54,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 23:45:54,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 23:45:54,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 23:45:54,963 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 23:45:54,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/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 23:45:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 23:45:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-12-08 23:45:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 23:45:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 23:45:55,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 23:45:56,496 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 23:45:56,496 INFO L280 CfgBuilder]: Removed 849 assue(true) statements. [2018-12-08 23:45:56,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:56 BoogieIcfgContainer [2018-12-08 23:45:56,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 23:45:56,497 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-08 23:45:56,497 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-08 23:45:56,500 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-08 23:45:56,500 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 23:45:56,500 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.12 11:45:54" (1/3) ... [2018-12-08 23:45:56,501 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@194e1e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 11:45:56, skipping insertion in model container [2018-12-08 23:45:56,501 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 23:45:56,501 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 11:45:54" (2/3) ... [2018-12-08 23:45:56,501 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@194e1e3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.12 11:45:56, skipping insertion in model container [2018-12-08 23:45:56,501 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-08 23:45:56,501 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:56" (3/3) ... [2018-12-08 23:45:56,502 INFO L375 chiAutomizerObserver]: Analyzing ICFG email_spec4_product34_false-unreach-call_true-termination.cil.c [2018-12-08 23:45:56,535 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 23:45:56,536 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-08 23:45:56,536 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-08 23:45:56,536 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-08 23:45:56,536 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 23:45:56,536 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 23:45:56,536 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-08 23:45:56,536 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 23:45:56,536 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-08 23:45:56,557 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1260 states. [2018-12-08 23:45:56,612 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 255 [2018-12-08 23:45:56,613 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 23:45:56,613 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 23:45:56,619 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:45:56,619 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-12-08 23:45:56,619 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-08 23:45:56,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1260 states. [2018-12-08 23:45:56,626 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 255 [2018-12-08 23:45:56,626 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 23:45:56,626 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 23:45:56,627 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:45:56,627 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2018-12-08 23:45:56,631 INFO L794 eck$LassoCheckResult]: Stem: 416#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;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string0.base, #t~string0.offset := #Ultimate.alloc(44);call #t~string5.base, #t~string5.offset := #Ultimate.alloc(44);call #t~string7.base, #t~string7.offset := #Ultimate.alloc(9);call #t~string9.base, #t~string9.offset := #Ultimate.alloc(9);call #t~string11.base, #t~string11.offset := #Ultimate.alloc(11);call #t~string15.base, #t~string15.offset := #Ultimate.alloc(19);call #t~string18.base, #t~string18.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string18.base, #t~string18.offset, 1);call write~init~int(100, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(10, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string21.base, #t~string21.offset, 1);call write~init~int(100, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(10, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string30.base, #t~string30.offset := #Ultimate.alloc(10);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(34);call #t~string40.base, #t~string40.offset := #Ultimate.alloc(30);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(16);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(20);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(21);~__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;call #t~string76.base, #t~string76.offset := #Ultimate.alloc(13);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(115, #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(10);call #t~string86.base, #t~string86.offset := #Ultimate.alloc(12);call #t~string89.base, #t~string89.offset := #Ultimate.alloc(10);call #t~string92.base, #t~string92.offset := #Ultimate.alloc(18);call #t~string95.base, #t~string95.offset := #Ultimate.alloc(16);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(21);call #t~string101.base, #t~string101.offset := #Ultimate.alloc(13);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(16);call #t~string107.base, #t~string107.offset := #Ultimate.alloc(25);~head~0.base, ~head~0.offset := 0, 0;call #t~string129.base, #t~string129.offset := #Ultimate.alloc(30);call #t~string130.base, #t~string130.offset := #Ultimate.alloc(9);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(21);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(30);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(9);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(21);call #t~string138.base, #t~string138.offset := #Ultimate.alloc(30);call #t~string139.base, #t~string139.offset := #Ultimate.alloc(9);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(25);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(30);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(9);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(25); 340#L-1true havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; 751#L2505true havoc valid_product_#res;havoc valid_product_~retValue_acc~35;havoc valid_product_~retValue_acc~35;valid_product_~retValue_acc~35 := 1;valid_product_#res := valid_product_~retValue_acc~35; 309#L2513true main_#t~ret13 := valid_product_#res;main_~tmp~1 := main_#t~ret13;havoc main_#t~ret13; 921#L233true assume 0 != main_~tmp~1;havoc setup_#t~nondet8, setup_#t~nondet10, setup_#t~nondet12, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.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_tmp3~0.base, setup_~__cil_tmp3~0.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;setup_bob__wrappee__Base_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__wrappee__Base_~bob___0;setup_bob__wrappee__Base_~bob___0 := setup_bob__wrappee__Base_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__wrappee__Base_~bob___0, setup_bob__wrappee__Base_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 261#L1432true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 1160#L1438-2true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_bob_~bob___0, 123;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 1186#L997true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 817#L1003-2true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string7.base, #t~string7.offset;havoc setup_#t~nondet8;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0;setup_rjh__wrappee__Base_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__wrappee__Base_~rjh___0;setup_rjh__wrappee__Base_~rjh___0 := setup_rjh__wrappee__Base_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__wrappee__Base_~rjh___0, setup_rjh__wrappee__Base_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 265#L1432-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 1143#L1438-5true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_rjh_~rjh___0, 456;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 1180#L997-2true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 825#L1003-5true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string9.base, #t~string9.offset;havoc setup_#t~nondet10;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0;setup_chuck__wrappee__Base_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__wrappee__Base_~chuck___0;setup_chuck__wrappee__Base_~chuck___0 := setup_chuck__wrappee__Base_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__wrappee__Base_~chuck___0, setup_chuck__wrappee__Base_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 253#L1432-4true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 1148#L1438-8true setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_chuck_~chuck___0, 789;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 1182#L997-4true assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 808#L1003-8true setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset := #t~string11.base, #t~string11.offset;havoc setup_#t~nondet12; 405#L220true havoc test_#t~nondet64, test_#t~nondet65, test_#t~nondet66, test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, 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~15, test_~tmp___0~6, test_~tmp___1~4, test_~tmp___2~3, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~15;havoc test_~tmp___0~6;havoc test_~tmp___1~4;havoc test_~tmp___2~3;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 1246#L2452-1true [2018-12-08 23:45:56,632 INFO L796 eck$LassoCheckResult]: Loop: 1246#L2452-1true assume !false; 894#L2304true assume test_~splverifierCounter~0 < 4; 688#L2305true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 346#L2311true assume !(0 == test_~op1~0); 841#L2324true assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet65;havoc test_#t~nondet65; 740#L2329true assume 0 != test_~tmp___8~0;test_~op2~0 := 1; 1246#L2452-1true [2018-12-08 23:45:56,637 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:56,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1291925977, now seen corresponding path program 1 times [2018-12-08 23:45:56,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:45:56,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:45:56,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:56,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:45:56,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:56,779 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 23:45:56,781 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:45:56,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 23:45:56,783 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-08 23:45:56,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:56,784 INFO L82 PathProgramCache]: Analyzing trace with hash 590492675, now seen corresponding path program 1 times [2018-12-08 23:45:56,784 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:45:56,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:45:56,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:56,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:45:56,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:45:56,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:45:56,841 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:45:56,842 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:45:56,842 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:45:56,842 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:45:56,842 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 23:45:56,843 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:45:56,843 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:45:56,843 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:45:56,843 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_product34_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-12-08 23:45:56,843 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:45:56,843 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:45:56,861 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 23:45:56,872 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 23:45:56,876 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 23:45:56,881 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 23:45:56,935 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:45:56,935 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/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 23:45:56,939 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:45:56,939 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/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 23:45:56,959 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 23:45:56,959 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:45:56,964 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 23:45:56,987 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:45:56,987 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:45:56,987 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:45:56,987 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:45:56,987 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 23:45:56,987 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:45:56,987 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:45:56,987 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:45:56,988 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_product34_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-12-08 23:45:56,988 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:45:56,988 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:45:56,989 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 23:45:56,993 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 23:45:57,001 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 23:45:57,005 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 23:45:57,045 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:45:57,048 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 23:45:57,049 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 23:45:57,050 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:45:57,050 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:45:57,051 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:45:57,051 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 23:45:57,051 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:45:57,052 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 23:45:57,053 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:45:57,056 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-08 23:45:57,061 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-12-08 23:45:57,061 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-12-08 23:45:57,062 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-08 23:45:57,063 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-12-08 23:45:57,064 INFO L518 LassoAnalysis]: Proved termination. [2018-12-08 23:45:57,064 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 23:45:57,065 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-12-08 23:45:57,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:45:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:45:57,204 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 23:45:57,213 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 23:45:57,214 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1260 states. Second operand 4 states. [2018-12-08 23:45:57,402 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1260 states.. Second operand 4 states. Result 5930 states and 10162 transitions. Complement of second has 7 states. [2018-12-08 23:45:57,402 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 23:45:57,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-12-08 23:45:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5936 transitions. [2018-12-08 23:45:57,408 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5936 transitions. Stem has 18 letters. Loop has 6 letters. [2018-12-08 23:45:57,409 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:45:57,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5936 transitions. Stem has 24 letters. Loop has 6 letters. [2018-12-08 23:45:57,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:45:57,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 5936 transitions. Stem has 18 letters. Loop has 12 letters. [2018-12-08 23:45:57,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:45:57,411 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5930 states and 10162 transitions. [2018-12-08 23:45:57,437 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 509 [2018-12-08 23:45:57,444 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5930 states to 1051 states and 1924 transitions. [2018-12-08 23:45:57,445 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 540 [2018-12-08 23:45:57,446 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 541 [2018-12-08 23:45:57,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1051 states and 1924 transitions. [2018-12-08 23:45:57,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-12-08 23:45:57,448 INFO L705 BuchiCegarLoop]: Abstraction has 1051 states and 1924 transitions. [2018-12-08 23:45:57,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051 states and 1924 transitions. [2018-12-08 23:45:57,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1051 to 542. [2018-12-08 23:45:57,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2018-12-08 23:45:57,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 989 transitions. [2018-12-08 23:45:57,481 INFO L728 BuchiCegarLoop]: Abstraction has 542 states and 989 transitions. [2018-12-08 23:45:57,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 23:45:57,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 23:45:57,484 INFO L87 Difference]: Start difference. First operand 542 states and 989 transitions. Second operand 3 states. [2018-12-08 23:45:57,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:45:57,514 INFO L93 Difference]: Finished difference Result 1064 states and 1943 transitions. [2018-12-08 23:45:57,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 23:45:57,515 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1064 states and 1943 transitions. [2018-12-08 23:45:57,518 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 510 [2018-12-08 23:45:57,522 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1064 states to 1064 states and 1943 transitions. [2018-12-08 23:45:57,522 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 552 [2018-12-08 23:45:57,522 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 552 [2018-12-08 23:45:57,522 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1064 states and 1943 transitions. [2018-12-08 23:45:57,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2018-12-08 23:45:57,524 INFO L705 BuchiCegarLoop]: Abstraction has 1064 states and 1943 transitions. [2018-12-08 23:45:57,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1064 states and 1943 transitions. [2018-12-08 23:45:57,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1064 to 541. [2018-12-08 23:45:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 541 states. [2018-12-08 23:45:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 985 transitions. [2018-12-08 23:45:57,532 INFO L728 BuchiCegarLoop]: Abstraction has 541 states and 985 transitions. [2018-12-08 23:45:57,532 INFO L608 BuchiCegarLoop]: Abstraction has 541 states and 985 transitions. [2018-12-08 23:45:57,532 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-08 23:45:57,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 541 states and 985 transitions. [2018-12-08 23:45:57,534 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 255 [2018-12-08 23:45:57,534 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-08 23:45:57,534 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-08 23:45:57,534 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] [2018-12-08 23:45:57,535 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 23:45:57,535 INFO L794 eck$LassoCheckResult]: Stem: 9256#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;~__GUIDSL_NON_TERMINAL_main~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string0.base, #t~string0.offset := #Ultimate.alloc(44);call #t~string5.base, #t~string5.offset := #Ultimate.alloc(44);call #t~string7.base, #t~string7.offset := #Ultimate.alloc(9);call #t~string9.base, #t~string9.offset := #Ultimate.alloc(9);call #t~string11.base, #t~string11.offset := #Ultimate.alloc(11);call #t~string15.base, #t~string15.offset := #Ultimate.alloc(19);call #t~string18.base, #t~string18.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string18.base, #t~string18.offset, 1);call write~init~int(100, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(10, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string21.base, #t~string21.offset, 1);call write~init~int(100, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(10, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string30.base, #t~string30.offset := #Ultimate.alloc(10);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(34);call #t~string40.base, #t~string40.offset := #Ultimate.alloc(30);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(16);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(20);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(21);~__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;call #t~string76.base, #t~string76.offset := #Ultimate.alloc(13);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(115, #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(10);call #t~string86.base, #t~string86.offset := #Ultimate.alloc(12);call #t~string89.base, #t~string89.offset := #Ultimate.alloc(10);call #t~string92.base, #t~string92.offset := #Ultimate.alloc(18);call #t~string95.base, #t~string95.offset := #Ultimate.alloc(16);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(21);call #t~string101.base, #t~string101.offset := #Ultimate.alloc(13);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(16);call #t~string107.base, #t~string107.offset := #Ultimate.alloc(25);~head~0.base, ~head~0.offset := 0, 0;call #t~string129.base, #t~string129.offset := #Ultimate.alloc(30);call #t~string130.base, #t~string130.offset := #Ultimate.alloc(9);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(21);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(30);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(9);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(21);call #t~string138.base, #t~string138.offset := #Ultimate.alloc(30);call #t~string139.base, #t~string139.offset := #Ultimate.alloc(9);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(25);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(30);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(9);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(25); 8911#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~0, main_~tmp~1;havoc main_~retValue_acc~0;havoc main_~tmp~1; 8912#L2505 havoc valid_product_#res;havoc valid_product_~retValue_acc~35;havoc valid_product_~retValue_acc~35;valid_product_~retValue_acc~35 := 1;valid_product_#res := valid_product_~retValue_acc~35; 9211#L2513 main_#t~ret13 := valid_product_#res;main_~tmp~1 := main_#t~ret13;havoc main_#t~ret13; 9433#L233 assume 0 != main_~tmp~1;havoc setup_#t~nondet8, setup_#t~nondet10, setup_#t~nondet12, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.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_tmp3~0.base, setup_~__cil_tmp3~0.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;setup_bob__wrappee__Base_#in~bob___0 := setup_bob_~bob___0;havoc setup_bob__wrappee__Base_~bob___0;setup_bob__wrappee__Base_~bob___0 := setup_bob__wrappee__Base_#in~bob___0;setClientId_#in~handle, setClientId_#in~value := setup_bob__wrappee__Base_~bob___0, setup_bob__wrappee__Base_~bob___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 9408#L1432 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 9145#L1438-2 setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_bob_~bob___0, 123;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 9398#L997 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 9134#L1003-2 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string7.base, #t~string7.offset;havoc setup_#t~nondet8;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0;setup_rjh__wrappee__Base_#in~rjh___0 := setup_rjh_~rjh___0;havoc setup_rjh__wrappee__Base_~rjh___0;setup_rjh__wrappee__Base_~rjh___0 := setup_rjh__wrappee__Base_#in~rjh___0;setClientId_#in~handle, setClientId_#in~value := setup_rjh__wrappee__Base_~rjh___0, setup_rjh__wrappee__Base_~rjh___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 9389#L1432-2 assume !(1 == setClientId_~handle); 9051#L1435-2 assume 2 == setClientId_~handle;~__ste_client_idCounter1~0 := setClientId_~value; 9052#L1438-5 setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_rjh_~rjh___0, 456;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 9365#L997-2 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 9148#L1003-5 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string9.base, #t~string9.offset;havoc setup_#t~nondet10;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0;setup_chuck__wrappee__Base_#in~chuck___0 := setup_chuck_~chuck___0;havoc setup_chuck__wrappee__Base_~chuck___0;setup_chuck__wrappee__Base_~chuck___0 := setup_chuck__wrappee__Base_#in~chuck___0;setClientId_#in~handle, setClientId_#in~value := setup_chuck__wrappee__Base_~chuck___0, setup_chuck__wrappee__Base_~chuck___0;havoc setClientId_~handle, setClientId_~value;setClientId_~handle := setClientId_#in~handle;setClientId_~value := setClientId_#in~value; 9401#L1432-4 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 9084#L1438-8 setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := setup_chuck_~chuck___0, 789;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 9372#L997-4 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 9054#L1003-8 setup_~__cil_tmp3~0.base, setup_~__cil_tmp3~0.offset := #t~string11.base, #t~string11.offset;havoc setup_#t~nondet12; 9242#L220 havoc test_#t~nondet64, test_#t~nondet65, test_#t~nondet66, test_#t~nondet67, test_#t~nondet68, test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_#t~nondet73, test_#t~nondet74, 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~15, test_~tmp___0~6, test_~tmp___1~4, test_~tmp___2~3, test_~tmp___3~1, test_~tmp___4~1, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~15;havoc test_~tmp___0~6;havoc test_~tmp___1~4;havoc test_~tmp___2~3;havoc test_~tmp___3~1;havoc test_~tmp___4~1;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 9243#L2452-1 assume !false; 9431#L2304 [2018-12-08 23:45:57,535 INFO L796 eck$LassoCheckResult]: Loop: 9431#L2304 assume test_~splverifierCounter~0 < 4; 9115#L2305 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 8923#L2311 assume !(0 == test_~op1~0); 8925#L2324 assume !(0 == test_~op2~0); 9195#L2335 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet66;havoc test_#t~nondet66; 9188#L2340 assume 0 != test_~tmp___7~0;setClientPrivateKey_#in~handle, setClientPrivateKey_#in~value := ~rjh~0, 0;havoc setClientPrivateKey_~handle, setClientPrivateKey_~value;setClientPrivateKey_~handle := setClientPrivateKey_#in~handle;setClientPrivateKey_~value := setClientPrivateKey_#in~value; 9189#L997-6 assume 1 == setClientPrivateKey_~handle;~__ste_client_privateKey0~0 := setClientPrivateKey_~value; 9086#L1003-11 test_~op3~0 := 1; 8900#L2452-1 assume !false; 9431#L2304 [2018-12-08 23:45:57,535 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:57,535 INFO L82 PathProgramCache]: Analyzing trace with hash -953559564, now seen corresponding path program 1 times [2018-12-08 23:45:57,535 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:45:57,535 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:45:57,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:57,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:45:57,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,588 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 23:45:57,589 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 23:45:57,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-08 23:45:57,589 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-08 23:45:57,589 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:57,589 INFO L82 PathProgramCache]: Analyzing trace with hash -1296812605, now seen corresponding path program 1 times [2018-12-08 23:45:57,589 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-08 23:45:57,589 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-08 23:45:57,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:57,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 23:45:57,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 23:45:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:45:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 23:45:57,648 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:45:57,648 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:45:57,648 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:45:57,648 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:45:57,648 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-08 23:45:57,648 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:45:57,648 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:45:57,648 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:45:57,648 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_product34_false-unreach-call_true-termination.cil.c_Iteration2_Loop [2018-12-08 23:45:57,648 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:45:57,648 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:45:57,649 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 23:45:57,653 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 23:45:57,654 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 23:45:57,659 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 23:45:57,664 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 23:45:57,666 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 23:45:57,669 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 23:45:57,744 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:45:57,744 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/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 23:45:57,746 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-08 23:45:57,746 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a34d5a84-f85b-4029-8e34-9f08ae1f5e37/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 23:45:57,762 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-08 23:45:57,762 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-08 23:45:57,778 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-08 23:45:57,780 INFO L216 LassoAnalysis]: Preferences: [2018-12-08 23:45:57,780 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-08 23:45:57,780 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-08 23:45:57,780 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-08 23:45:57,780 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-08 23:45:57,780 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-08 23:45:57,780 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-08 23:45:57,780 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-08 23:45:57,781 INFO L131 ssoRankerPreferences]: Filename of dumped script: email_spec4_product34_false-unreach-call_true-termination.cil.c_Iteration2_Loop [2018-12-08 23:45:57,781 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-08 23:45:57,781 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-08 23:45:57,781 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 23:45:57,785 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 23:45:57,788 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 23:45:57,791 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 23:45:57,793 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 23:45:57,799 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 23:45:57,803 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 23:45:57,871 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-08 23:45:57,871 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-08 23:45:57,871 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 23:45:57,872 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:45:57,872 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:45:57,872 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:45:57,872 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-08 23:45:57,872 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:45:57,873 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-12-08 23:45:57,873 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:45:57,877 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-08 23:45:57,878 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 23:45:57,878 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-08 23:45:57,878 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-08 23:45:57,878 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-08 23:45:57,878 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-08 23:45:57,878 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-08 23:45:57,879 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-08 23:45:57,879 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-08 23:45:57,882 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-08 23:45:57,884 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2018-12-08 23:45:57,884 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2018-12-08 23:45:57,884 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-08 23:45:57,884 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-12-08 23:45:57,884 INFO L518 LassoAnalysis]: Proved termination. [2018-12-08 23:45:57,885 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 7 Supporting invariants [] [2018-12-08 23:45:57,885 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-12-08 23:45:57,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 23:45:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:45:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 23:45:57,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 23:45:58,016 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 23:45:58,016 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 23:45:58,017 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 541 states and 985 transitions. cyclomatic complexity: 446 Second operand 4 states. [2018-12-08 23:45:58,048 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 541 states and 985 transitions. cyclomatic complexity: 446. Second operand 4 states. Result 1055 states and 1929 transitions. Complement of second has 6 states. [2018-12-08 23:45:58,048 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 23:45:58,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-12-08 23:45:58,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 515 transitions. [2018-12-08 23:45:58,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 515 transitions. Stem has 20 letters. Loop has 9 letters. [2018-12-08 23:45:58,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:45:58,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 515 transitions. Stem has 29 letters. Loop has 9 letters. [2018-12-08 23:45:58,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:45:58,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 515 transitions. Stem has 20 letters. Loop has 18 letters. [2018-12-08 23:45:58,050 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-08 23:45:58,050 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1055 states and 1929 transitions. [2018-12-08 23:45:58,054 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 23:45:58,054 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1055 states to 0 states and 0 transitions. [2018-12-08 23:45:58,054 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-08 23:45:58,054 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-08 23:45:58,054 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-08 23:45:58,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-08 23:45:58,054 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:45:58,055 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:45:58,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-08 23:45:58,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-08 23:45:58,055 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. [2018-12-08 23:45:58,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 23:45:58,055 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-12-08 23:45:58,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 23:45:58,055 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-12-08 23:45:58,055 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 23:45:58,056 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 23:45:58,056 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-08 23:45:58,056 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-08 23:45:58,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-08 23:45:58,056 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-08 23:45:58,056 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:45:58,056 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:45:58,056 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 23:45:58,056 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-12-08 23:45:58,056 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-08 23:45:58,056 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-08 23:45:58,056 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-08 23:45:58,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.12 11:45:58 BoogieIcfgContainer [2018-12-08 23:45:58,060 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-08 23:45:58,061 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 23:45:58,061 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 23:45:58,061 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 23:45:58,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 11:45:56" (3/4) ... [2018-12-08 23:45:58,064 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 23:45:58,064 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 23:45:58,064 INFO L168 Benchmark]: Toolchain (without parser) took 3747.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-12-08 23:45:58,065 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 23:45:58,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. [2018-12-08 23:45:58,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-12-08 23:45:58,067 INFO L168 Benchmark]: Boogie Preprocessor took 65.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-08 23:45:58,067 INFO L168 Benchmark]: RCFGBuilder took 1534.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 836.1 MB in the end (delta: 187.9 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. [2018-12-08 23:45:58,067 INFO L168 Benchmark]: BuchiAutomizer took 1563.10 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 75.0 MB). Free memory was 836.1 MB in the beginning and 1.1 GB in the end (delta: -262.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:45:58,068 INFO L168 Benchmark]: Witness Printer took 3.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 23:45:58,071 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 489.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 22.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1534.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 836.1 MB in the end (delta: 187.9 MB). Peak memory consumption was 198.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1563.10 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 75.0 MB). Free memory was 836.1 MB in the beginning and 1.1 GB in the end (delta: -262.9 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 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 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op2 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 7 and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1032 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 541 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 5777 SDtfs, 5276 SDslu, 7745 SDs, 0 SdLazy, 26 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT2 lasso0 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf100 lsp29 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf90 smp100 dnf134 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 6ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...